diff --git a/regtest/basic/rt-molinfo/Makefile b/regtest/basic/rt-molinfo/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..3703b27cea227aa053fb6d1d73f861e4384dbcee
--- /dev/null
+++ b/regtest/basic/rt-molinfo/Makefile
@@ -0,0 +1 @@
+include ../../scripts/test.make
diff --git a/regtest/basic/rt-molinfo/config b/regtest/basic/rt-molinfo/config
new file mode 100644
index 0000000000000000000000000000000000000000..8aa5237159454be6d5df63ab4078ee04a7a61dc0
--- /dev/null
+++ b/regtest/basic/rt-molinfo/config
@@ -0,0 +1,2 @@
+type=driver
+arg="--igro test.gro --plumed plumed.dat"
diff --git a/regtest/basic/rt-molinfo/ions.gro.reference b/regtest/basic/rt-molinfo/ions.gro.reference
new file mode 100644
index 0000000000000000000000000000000000000000..892eb2592f2270c7046730bfd5e48ed1e26361ce
--- /dev/null
+++ b/regtest/basic/rt-molinfo/ions.gro.reference
@@ -0,0 +1,21 @@
+Made with PLUMED t=0.000000
+18
+ 3097 NA     NA  373   4.161   2.915   2.814
+ 3098 NA     NA  374   5.871   1.736   2.620
+ 3099 NA     NA  375   6.217   2.138   2.137
+ 3100 NA     NA  376   2.842   1.094   2.561
+ 3101 NA     NA  377   3.488   4.969   0.147
+ 3102 NA     NA  378   2.922   3.381   1.088
+ 3103 NA     NA  379   2.666   1.091   3.617
+ 3104 NA     NA  380   2.799   0.031   2.321
+ 3105 NA     NA  381   5.153   0.373   1.826
+ 3106 NA     NA  382   6.016   3.193   2.648
+ 3107 NA     NA  383   2.061   5.096   1.718
+ 3108 NA     NA  384   5.509   2.569   1.721
+ 3109 CL     CL  385   4.322   4.124   0.361
+ 3110 CL     CL  386   6.417   1.888   3.321
+ 3111 CL     CL  387   2.664   0.227   1.271
+ 3112 CL     CL  388   1.066   4.151   0.684
+ 3113 CL     CL  389   2.126   2.069   1.628
+ 3114 CL     CL  390   4.254   0.718   2.556
+   5.1638000    5.1638000    3.6513500    0.0000000    0.0000000    0.0000000    0.0000000    2.5819000    2.5819000
diff --git a/regtest/basic/rt-molinfo/nucleic.gro.reference b/regtest/basic/rt-molinfo/nucleic.gro.reference
new file mode 100644
index 0000000000000000000000000000000000000000..dd685c57761badac3613e6e2bd35d6eea2e017a9
--- /dev/null
+++ b/regtest/basic/rt-molinfo/nucleic.gro.reference
@@ -0,0 +1,259 @@
+Made with PLUMED t=0.000000
+256
+    1RA5    H5T    1   4.244   3.090   1.918
+    1RA5    O5'    2   4.284   3.177   1.930
+    1RA5    C5'    3   4.423   3.155   1.944
+    1RA5   1H5'    4   4.447   3.058   1.901
+    1RA5   2H5'    5   4.442   3.161   2.051
+    1RA5    C4'    6   4.507   3.266   1.882
+    1RA5    H4'    7   4.607   3.252   1.923
+    1RA5    O4'    8   4.509   3.257   1.742
+    1RA5    C1'    9   4.493   3.385   1.685
+    1RA5    H1'   10   4.581   3.395   1.622
+    1RA5     N9   11   4.355   3.414   1.644
+    1RA5     C8   12   4.248   3.329   1.648
+    1RA5     H8   13   4.267   3.230   1.687
+    1RA5     N7   14   4.139   3.381   1.599
+    1RA5     C5   15   4.180   3.504   1.548
+    1RA5     C6   16   4.122   3.613   1.480
+    1RA5     N6   17   3.992   3.619   1.449
+    1RA5    H61   18   3.924   3.551   1.479
+    1RA5    H62   19   3.956   3.710   1.424
+    1RA5     N1   20   4.191   3.718   1.435
+    1RA5     C2   21   4.320   3.720   1.464
+    1RA5     H2   22   4.388   3.795   1.426
+    1RA5     N3   23   4.386   3.632   1.537
+    1RA5     C4   24   4.314   3.522   1.569
+    1RA5    C3'   25   4.469   3.408   1.923
+    1RA5    H3'   26   4.361   3.427   1.926
+    1RA5    C2'   27   4.530   3.477   1.801
+    1RA5   1H2'   28   4.490   3.578   1.789
+    1RA5    O2'   29   4.670   3.472   1.815
+    1RA5   2HO'   30   4.692   3.470   1.908
+    1RA5    O3'   31   4.535   3.444   2.042
+    2 RG      P   32   4.475   3.539   2.157
+    2 RG    O1P   33   4.581   3.541   2.260
+    2 RG    O2P   34   4.338   3.491   2.189
+    2 RG    O5'   35   4.472   3.688   2.097
+    2 RG    C5'   36   4.589   3.759   2.063
+    2 RG   1H5'   37   4.657   3.685   2.021
+    2 RG   2H5'   38   4.639   3.797   2.153
+    2 RG    C4'   39   4.566   3.876   1.968
+    2 RG    H4'   40   4.656   3.937   1.971
+    2 RG    O4'   41   4.519   3.839   1.840
+    2 RG    C1'   42   4.422   3.935   1.804
+    2 RG    H1'   43   4.441   3.967   1.702
+    2 RG     N9   44   4.285   3.882   1.794
+    2 RG     C8   45   4.226   3.776   1.857
+    2 RG     H8   46   4.280   3.705   1.918
+    2 RG     N7   47   4.107   3.746   1.814
+    2 RG     C5   48   4.084   3.843   1.717
+    2 RG     C6   49   3.968   3.876   1.643
+    2 RG     O6   50   3.856   3.826   1.638
+    2 RG     N1   51   3.981   3.986   1.559
+    2 RG     H1   52   3.898   4.014   1.508
+    2 RG     C2   53   4.095   4.063   1.556
+    2 RG     N2   54   4.089   4.175   1.482
+    2 RG    H21   55   3.999   4.197   1.440
+    2 RG    H22   56   4.163   4.242   1.476
+    2 RG     N3   57   4.205   4.039   1.628
+    2 RG     C4   58   4.192   3.927   1.704
+    2 RG    C3'   59   4.465   3.978   2.020
+    2 RG    H3'   60   4.377   3.932   2.065
+    2 RG    C2'   61   4.423   4.057   1.896
+    2 RG   1H2'   62   4.324   4.101   1.909
+    2 RG    O2'   63   4.524   4.135   1.835
+    2 RG   2HO'   64   4.564   4.189   1.903
+    2 RG    O3'   65   4.533   4.066   2.107
+    3 RC      P   66   4.456   4.124   2.235
+    3 RC    O1P   67   4.559   4.194   2.315
+    3 RC    O2P   68   4.364   4.030   2.304
+    3 RC    O5'   69   4.362   4.236   2.168
+    3 RC    C5'   70   4.415   4.347   2.100
+    3 RC   1H5'   71   4.507   4.321   2.047
+    3 RC   2H5'   72   4.444   4.425   2.170
+    3 RC    C4'   73   4.305   4.405   2.010
+    3 RC    H4'   74   4.353   4.497   1.976
+    3 RC    O4'   75   4.248   4.312   1.921
+    3 RC    C1'   76   4.115   4.348   1.894
+    3 RC    H1'   77   4.108   4.372   1.788
+    3 RC     N1   78   4.020   4.239   1.925
+    3 RC     C6   79   4.048   4.130   2.003
+    3 RC     H6   80   4.138   4.123   2.063
+    3 RC     C5   81   3.962   4.027   1.999
+    3 RC     H5   82   3.983   3.935   2.052
+    3 RC     C4   83   3.843   4.033   1.919
+    3 RC     N4   84   3.759   3.929   1.921
+    3 RC    H41   85   3.792   3.837   1.948
+    3 RC    H42   86   3.671   3.940   1.873
+    3 RC     N3   87   3.816   4.140   1.843
+    3 RC     C2   88   3.903   4.244   1.851
+    3 RC     O2   89   3.877   4.343   1.783
+    3 RC    C3'   90   4.187   4.455   2.093
+    3 RC    H3'   91   4.156   4.389   2.174
+    3 RC    C2'   92   4.085   4.470   1.980
+    3 RC   1H2'   93   3.984   4.452   2.017
+    3 RC    O2'   94   4.098   4.585   1.899
+    3 RC   2HO'   95   4.167   4.646   1.925
+    3 RC    O3'   96   4.215   4.583   2.144
+    4RG3      P   97   4.155   4.634   2.285
+    4RG3    O1P   98   4.223   4.763   2.306
+    4RG3    O2P   99   4.173   4.522   2.381
+    4RG3    O5'  100   3.996   4.656   2.269
+    4RG3    C5'  101   3.961   4.762   2.182
+    4RG3   1H5'  102   4.011   4.757   2.086
+    4RG3   2H5'  103   3.990   4.857   2.226
+    4RG3    C4'  104   3.814   4.767   2.143
+    4RG3    H4'  105   3.795   4.853   2.080
+    4RG3    O4'  106   3.779   4.646   2.079
+    4RG3    C1'  107   3.652   4.611   2.130
+    4RG3    H1'  108   3.581   4.676   2.079
+    4RG3     N9  109   3.625   4.467   2.114
+    4RG3     C8  110   3.703   4.364   2.161
+    4RG3     H8  111   3.793   4.382   2.219
+    4RG3     N7  112   3.663   4.244   2.131
+    4RG3     C5  113   3.552   4.265   2.050
+    4RG3     C6  114   3.457   4.172   1.999
+    4RG3     O6  115   3.457   4.050   2.000
+    4RG3     N1  116   3.357   4.236   1.927
+    4RG3     H1  117   3.286   4.182   1.879
+    4RG3     C2  118   3.343   4.373   1.926
+    4RG3     N2  119   3.244   4.425   1.852
+    4RG3    H21  120   3.175   4.372   1.801
+    4RG3    H22  121   3.227   4.525   1.862
+    4RG3     N3  122   3.418   4.460   1.994
+    4RG3     C4  123   3.524   4.399   2.050
+    4RG3    C3'  124   3.730   4.784   2.270
+    4RG3    H3'  125   3.793   4.800   2.357
+    4RG3    C2'  126   3.657   4.651   2.278
+    4RG3   1H2'  127   3.725   4.582   2.328
+    4RG3    O2'  128   3.531   4.656   2.342
+    4RG3   2HO'  129   3.516   4.575   2.391
+    4RG3    O3'  130   3.637   4.890   2.255
+    4RG3    H3T  131   3.572   4.861   2.319
+    1RC5    H5T  132   2.634   3.727   1.763
+    1RC5    O5'  133   2.636   3.747   1.669
+    1RC5    C5'  134   2.553   3.857   1.641
+    1RC5   1H5'  135   2.466   3.850   1.706
+    1RC5   2H5'  136   2.522   3.834   1.539
+    1RC5    C4'  137   2.622   3.993   1.640
+    1RC5    H4'  138   2.549   4.070   1.616
+    1RC5    O4'  139   2.675   4.045   1.760
+    1RC5    C1'  140   2.802   4.099   1.733
+    1RC5    H1'  141   2.813   4.198   1.779
+    1RC5     N1  142   2.920   4.024   1.779
+    1RC5     C6  143   2.911   3.891   1.812
+    1RC5     H6  144   2.820   3.836   1.799
+    1RC5     C5  145   3.023   3.830   1.857
+    1RC5     H5  146   3.014   3.727   1.889
+    1RC5     C4  147   3.138   3.912   1.878
+    1RC5     N4  148   3.247   3.861   1.938
+    1RC5    H41  149   3.242   3.780   1.998
+    1RC5    H42  150   3.325   3.917   1.969
+    1RC5     N3  151   3.147   4.041   1.844
+    1RC5     C2  152   3.034   4.100   1.795
+    1RC5     O2  153   3.051   4.219   1.770
+    1RC5    C3'  154   2.735   3.997   1.537
+    1RC5    H3'  155   2.805   3.914   1.543
+    1RC5    C2'  156   2.813   4.120   1.582
+    1RC5   1H2'  157   2.914   4.128   1.543
+    1RC5    O2'  158   2.747   4.241   1.551
+    1RC5   2HO'  159   2.701   4.227   1.468
+    1RC5    O3'  160   2.681   4.015   1.408
+    2 RG      P  161   2.764   3.967   1.279
+    2 RG    O1P  162   2.683   4.010   1.163
+    2 RG    O2P  163   2.805   3.826   1.297
+    2 RG    O5'  164   2.889   4.067   1.292
+    2 RG    C5'  165   2.898   4.188   1.219
+    2 RG   1H5'  166   2.814   4.253   1.243
+    2 RG   2H5'  167   2.901   4.162   1.114
+    2 RG    C4'  168   3.018   4.280   1.244
+    2 RG    H4'  169   2.994   4.383   1.214
+    2 RG    O4'  170   3.054   4.277   1.380
+    2 RG    C1'  171   3.194   4.278   1.393
+    2 RG    H1'  172   3.221   4.359   1.462
+    2 RG     N9  173   3.245   4.158   1.461
+    2 RG     C8  174   3.203   4.028   1.471
+    2 RG     H8  175   3.112   4.001   1.420
+    2 RG     N7  176   3.276   3.950   1.546
+    2 RG     C5  177   3.382   4.031   1.584
+    2 RG     C6  178   3.491   4.012   1.673
+    2 RG     O6  179   3.523   3.911   1.734
+    2 RG     N1  180   3.571   4.125   1.690
+    2 RG     H1  181   3.654   4.117   1.746
+    2 RG     C2  182   3.539   4.248   1.636
+    2 RG     N2  183   3.637   4.339   1.648
+    2 RG    H21  184   3.716   4.316   1.706
+    2 RG    H22  185   3.629   4.427   1.598
+    2 RG     N3  186   3.434   4.269   1.556
+    2 RG     C4  187   3.363   4.156   1.532
+    2 RG    C3'  188   3.146   4.245   1.168
+    2 RG    H3'  189   3.147   4.136   1.165
+    2 RG    C2'  190   3.261   4.291   1.256
+    2 RG   1H2'  191   3.352   4.231   1.248
+    2 RG    O2'  192   3.281   4.428   1.230
+    2 RG   2HO'  193   3.371   4.444   1.262
+    2 RG    O3'  194   3.141   4.299   1.038
+    3 RC      P  195   3.237   4.241   0.922
+    3 RC    O1P  196   3.197   4.314   0.800
+    3 RC    O2P  197   3.233   4.093   0.938
+    3 RC    O5'  198   3.388   4.283   0.956
+    3 RC    C5'  199   3.441   4.411   0.930
+    3 RC   1H5'  200   3.368   4.490   0.951
+    3 RC   2H5'  201   3.461   4.427   0.824
+    3 RC    C4'  202   3.566   4.437   1.012
+    3 RC    H4'  203   3.579   4.546   1.014
+    3 RC    O4'  204   3.547   4.388   1.143
+    3 RC    C1'  205   3.675   4.358   1.193
+    3 RC    H1'  206   3.695   4.426   1.276
+    3 RC     N1  207   3.668   4.218   1.238
+    3 RC     C6  208   3.582   4.125   1.188
+    3 RC     H6  209   3.508   4.149   1.112
+    3 RC     C5  210   3.577   4.001   1.241
+    3 RC     H5  211   3.500   3.931   1.213
+    3 RC     C4  212   3.657   3.972   1.356
+    3 RC     N4  213   3.642   3.862   1.431
+    3 RC    H41  214   3.571   3.795   1.407
+    3 RC    H42  215   3.695   3.843   1.514
+    3 RC     N3  216   3.749   4.061   1.398
+    3 RC     C2  217   3.758   4.182   1.337
+    3 RC     O2  218   3.837   4.261   1.389
+    3 RC    C3'  219   3.695   4.382   0.951
+    3 RC    H3'  220   3.675   4.281   0.916
+    3 RC    C2'  221   3.777   4.373   1.080
+    3 RC   1H2'  222   3.845   4.288   1.081
+    3 RC    O2'  223   3.848   4.491   1.108
+    3 RC   2HO'  224   3.837   4.544   1.029
+    3 RC    O3'  225   3.753   4.470   0.858
+    4RU3      P  226   3.857   4.421   0.744
+    4RU3    O1P  227   3.886   4.541   0.663
+    4RU3    O2P  228   3.807   4.301   0.674
+    4RU3    O5'  229   3.985   4.375   0.830
+    4RU3    C5'  230   4.084   4.467   0.870
+    4RU3   1H5'  231   4.045   4.540   0.941
+    4RU3   2H5'  232   4.111   4.523   0.780
+    4RU3    C4'  233   4.206   4.401   0.932
+    4RU3    H4'  234   4.289   4.471   0.924
+    4RU3    O4'  235   4.184   4.357   1.065
+    4RU3    C1'  236   4.260   4.239   1.075
+    4RU3    H1'  237   4.331   4.253   1.155
+    4RU3     N1  238   4.174   4.122   1.103
+    4RU3     C6  239   4.050   4.105   1.048
+    4RU3     H6  240   4.024   4.172   0.967
+    4RU3     C5  241   3.961   4.019   1.100
+    4RU3     H5  242   3.860   4.011   1.063
+    4RU3     C4  243   3.997   3.924   1.202
+    4RU3     O4  244   3.924   3.838   1.251
+    4RU3     N3  245   4.127   3.942   1.249
+    4RU3     H3  246   4.156   3.880   1.323
+    4RU3     C2  247   4.214   4.042   1.208
+    4RU3     O2  248   4.328   4.043   1.254
+    4RU3    C3'  249   4.246   4.279   0.849
+    4RU3    H3'  250   4.163   4.214   0.820
+    4RU3    C2'  251   4.340   4.210   0.948
+    4RU3   1H2'  252   4.343   4.103   0.931
+    4RU3    O2'  253   4.472   4.258   0.958
+    4RU3   2HO'  254   4.496   4.267   0.866
+    4RU3    O3'  255   4.325   4.314   0.738
+    4RU3    H3T  256   4.281   4.267   0.667
+   5.1638000    5.1638000    3.6513500    0.0000000    0.0000000    0.0000000    0.0000000    2.5819000    2.5819000
diff --git a/regtest/basic/rt-molinfo/plumed.dat b/regtest/basic/rt-molinfo/plumed.dat
new file mode 100644
index 0000000000000000000000000000000000000000..0f728aaa033ded85baf9cad72d5d8e36da865c9c
--- /dev/null
+++ b/regtest/basic/rt-molinfo/plumed.dat
@@ -0,0 +1,4 @@
+MOLINFO STRUCTURE=test.pdb
+DUMPATOMS ATOMS=@nucleic FILE=nucleic.gro
+DUMPATOMS ATOMS=@water FILE=water.gro
+DUMPATOMS ATOMS=@ions FILE=ions.gro
diff --git a/regtest/basic/rt-molinfo/test.gro b/regtest/basic/rt-molinfo/test.gro
new file mode 100644
index 0000000000000000000000000000000000000000..2e507727f748f9d6a2c161c959d2b7772a0aef20
--- /dev/null
+++ b/regtest/basic/rt-molinfo/test.gro
@@ -0,0 +1,393 @@
+Protein in water
+390
+    1RA5    H5T    1   4.244   3.090   1.918
+    1RA5    O5'    2   4.284   3.177   1.930
+    1RA5    C5'    3   4.423   3.155   1.944
+    1RA5   H5'1    4   4.447   3.058   1.901
+    1RA5   H5'2    5   4.442   3.161   2.051
+    1RA5    C4'    6   4.507   3.266   1.882
+    1RA5    H4'    7   4.607   3.252   1.923
+    1RA5    O4'    8   4.509   3.257   1.742
+    1RA5    C1'    9   4.493   3.385   1.685
+    1RA5    H1'   10   4.581   3.395   1.622
+    1RA5     N9   11   4.355   3.414   1.644
+    1RA5     C8   12   4.248   3.329   1.648
+    1RA5     H8   13   4.267   3.230   1.687
+    1RA5     N7   14   4.139   3.381   1.599
+    1RA5     C5   15   4.180   3.504   1.548
+    1RA5     C6   16   4.122   3.613   1.480
+    1RA5     N6   17   3.992   3.619   1.449
+    1RA5    H61   18   3.924   3.551   1.479
+    1RA5    H62   19   3.956   3.710   1.424
+    1RA5     N1   20   4.191   3.718   1.435
+    1RA5     C2   21   4.320   3.720   1.464
+    1RA5     H2   22   4.388   3.795   1.426
+    1RA5     N3   23   4.386   3.632   1.537
+    1RA5     C4   24   4.314   3.522   1.569
+    1RA5    C3'   25   4.469   3.408   1.923
+    1RA5    H3'   26   4.361   3.427   1.926
+    1RA5    C2'   27   4.530   3.477   1.801
+    1RA5   H2'1   28   4.490   3.578   1.789
+    1RA5    O2'   29   4.670   3.472   1.815
+    1RA5   HO'2   30   4.692   3.470   1.908
+    1RA5    O3'   31   4.535   3.444   2.042
+    2RG       P   32   4.475   3.539   2.157
+    2RG     O1P   33   4.581   3.541   2.260
+    2RG     O2P   34   4.338   3.491   2.189
+    2RG     O5'   35   4.472   3.688   2.097
+    2RG     C5'   36   4.589   3.759   2.063
+    2RG    H5'1   37   4.657   3.685   2.021
+    2RG    H5'2   38   4.639   3.797   2.153
+    2RG     C4'   39   4.566   3.876   1.968
+    2RG     H4'   40   4.656   3.937   1.971
+    2RG     O4'   41   4.519   3.839   1.840
+    2RG     C1'   42   4.422   3.935   1.804
+    2RG     H1'   43   4.441   3.967   1.702
+    2RG      N9   44   4.285   3.882   1.794
+    2RG      C8   45   4.226   3.776   1.857
+    2RG      H8   46   4.280   3.705   1.918
+    2RG      N7   47   4.107   3.746   1.814
+    2RG      C5   48   4.084   3.843   1.717
+    2RG      C6   49   3.968   3.876   1.643
+    2RG      O6   50   3.856   3.826   1.638
+    2RG      N1   51   3.981   3.986   1.559
+    2RG      H1   52   3.898   4.014   1.508
+    2RG      C2   53   4.095   4.063   1.556
+    2RG      N2   54   4.089   4.175   1.482
+    2RG     H21   55   3.999   4.197   1.440
+    2RG     H22   56   4.163   4.242   1.476
+    2RG      N3   57   4.205   4.039   1.628
+    2RG      C4   58   4.192   3.927   1.704
+    2RG     C3'   59   4.465   3.978   2.020
+    2RG     H3'   60   4.377   3.932   2.065
+    2RG     C2'   61   4.423   4.057   1.896
+    2RG    H2'1   62   4.324   4.101   1.909
+    2RG     O2'   63   4.524   4.135   1.835
+    2RG    HO'2   64   4.564   4.189   1.903
+    2RG     O3'   65   4.533   4.066   2.107
+    3RC       P   66   4.456   4.124   2.235
+    3RC     O1P   67   4.559   4.194   2.315
+    3RC     O2P   68   4.364   4.030   2.304
+    3RC     O5'   69   4.362   4.236   2.168
+    3RC     C5'   70   4.415   4.347   2.100
+    3RC    H5'1   71   4.507   4.321   2.047
+    3RC    H5'2   72   4.444   4.425   2.170
+    3RC     C4'   73   4.305   4.405   2.010
+    3RC     H4'   74   4.353   4.497   1.976
+    3RC     O4'   75   4.248   4.312   1.921
+    3RC     C1'   76   4.115   4.348   1.894
+    3RC     H1'   77   4.108   4.372   1.788
+    3RC      N1   78   4.020   4.239   1.925
+    3RC      C6   79   4.048   4.130   2.003
+    3RC      H6   80   4.138   4.123   2.063
+    3RC      C5   81   3.962   4.027   1.999
+    3RC      H5   82   3.983   3.935   2.052
+    3RC      C4   83   3.843   4.033   1.919
+    3RC      N4   84   3.759   3.929   1.921
+    3RC     H41   85   3.792   3.837   1.948
+    3RC     H42   86   3.671   3.940   1.873
+    3RC      N3   87   3.816   4.140   1.843
+    3RC      C2   88   3.903   4.244   1.851
+    3RC      O2   89   3.877   4.343   1.783
+    3RC     C3'   90   4.187   4.455   2.093
+    3RC     H3'   91   4.156   4.389   2.174
+    3RC     C2'   92   4.085   4.470   1.980
+    3RC    H2'1   93   3.984   4.452   2.017
+    3RC     O2'   94   4.098   4.585   1.899
+    3RC    HO'2   95   4.167   4.646   1.925
+    3RC     O3'   96   4.215   4.583   2.144
+    4RG3      P   97   4.155   4.634   2.285
+    4RG3    O1P   98   4.223   4.763   2.306
+    4RG3    O2P   99   4.173   4.522   2.381
+    4RG3    O5'  100   3.996   4.656   2.269
+    4RG3    C5'  101   3.961   4.762   2.182
+    4RG3   H5'1  102   4.011   4.757   2.086
+    4RG3   H5'2  103   3.990   4.857   2.226
+    4RG3    C4'  104   3.814   4.767   2.143
+    4RG3    H4'  105   3.795   4.853   2.080
+    4RG3    O4'  106   3.779   4.646   2.079
+    4RG3    C1'  107   3.652   4.611   2.130
+    4RG3    H1'  108   3.581   4.676   2.079
+    4RG3     N9  109   3.625   4.467   2.114
+    4RG3     C8  110   3.703   4.364   2.161
+    4RG3     H8  111   3.793   4.382   2.219
+    4RG3     N7  112   3.663   4.244   2.131
+    4RG3     C5  113   3.552   4.265   2.050
+    4RG3     C6  114   3.457   4.172   1.999
+    4RG3     O6  115   3.457   4.050   2.000
+    4RG3     N1  116   3.357   4.236   1.927
+    4RG3     H1  117   3.286   4.182   1.879
+    4RG3     C2  118   3.343   4.373   1.926
+    4RG3     N2  119   3.244   4.425   1.852
+    4RG3    H21  120   3.175   4.372   1.801
+    4RG3    H22  121   3.227   4.525   1.862
+    4RG3     N3  122   3.418   4.460   1.994
+    4RG3     C4  123   3.524   4.399   2.050
+    4RG3    C3'  124   3.730   4.784   2.270
+    4RG3    H3'  125   3.793   4.800   2.357
+    4RG3    C2'  126   3.657   4.651   2.278
+    4RG3   H2'1  127   3.725   4.582   2.328
+    4RG3    O2'  128   3.531   4.656   2.342
+    4RG3   HO'2  129   3.516   4.575   2.391
+    4RG3    O3'  130   3.637   4.890   2.255
+    4RG3    H3T  131   3.572   4.861   2.319
+    1RC5    H5T  132   2.634   3.727   1.763
+    1RC5    O5'  133   2.636   3.747   1.669
+    1RC5    C5'  134   2.553   3.857   1.641
+    1RC5   H5'1  135   2.466   3.850   1.706
+    1RC5   H5'2  136   2.522   3.834   1.539
+    1RC5    C4'  137   2.622   3.993   1.640
+    1RC5    H4'  138   2.549   4.070   1.616
+    1RC5    O4'  139   2.675   4.045   1.760
+    1RC5    C1'  140   2.802   4.099   1.733
+    1RC5    H1'  141   2.813   4.198   1.779
+    1RC5     N1  142   2.920   4.024   1.779
+    1RC5     C6  143   2.911   3.891   1.812
+    1RC5     H6  144   2.820   3.836   1.799
+    1RC5     C5  145   3.023   3.830   1.857
+    1RC5     H5  146   3.014   3.727   1.889
+    1RC5     C4  147   3.138   3.912   1.878
+    1RC5     N4  148   3.247   3.861   1.938
+    1RC5    H41  149   3.242   3.780   1.998
+    1RC5    H42  150   3.325   3.917   1.969
+    1RC5     N3  151   3.147   4.041   1.844
+    1RC5     C2  152   3.034   4.100   1.795
+    1RC5     O2  153   3.051   4.219   1.770
+    1RC5    C3'  154   2.735   3.997   1.537
+    1RC5    H3'  155   2.805   3.914   1.543
+    1RC5    C2'  156   2.813   4.120   1.582
+    1RC5   H2'1  157   2.914   4.128   1.543
+    1RC5    O2'  158   2.747   4.241   1.551
+    1RC5   HO'2  159   2.701   4.227   1.468
+    1RC5    O3'  160   2.681   4.015   1.408
+    2RG       P  161   2.764   3.967   1.279
+    2RG     O1P  162   2.683   4.010   1.163
+    2RG     O2P  163   2.805   3.826   1.297
+    2RG     O5'  164   2.889   4.067   1.292
+    2RG     C5'  165   2.898   4.188   1.219
+    2RG    H5'1  166   2.814   4.253   1.243
+    2RG    H5'2  167   2.901   4.162   1.114
+    2RG     C4'  168   3.018   4.280   1.244
+    2RG     H4'  169   2.994   4.383   1.214
+    2RG     O4'  170   3.054   4.277   1.380
+    2RG     C1'  171   3.194   4.278   1.393
+    2RG     H1'  172   3.221   4.359   1.462
+    2RG      N9  173   3.245   4.158   1.461
+    2RG      C8  174   3.203   4.028   1.471
+    2RG      H8  175   3.112   4.001   1.420
+    2RG      N7  176   3.276   3.950   1.546
+    2RG      C5  177   3.382   4.031   1.584
+    2RG      C6  178   3.491   4.012   1.673
+    2RG      O6  179   3.523   3.911   1.734
+    2RG      N1  180   3.571   4.125   1.690
+    2RG      H1  181   3.654   4.117   1.746
+    2RG      C2  182   3.539   4.248   1.636
+    2RG      N2  183   3.637   4.339   1.648
+    2RG     H21  184   3.716   4.316   1.706
+    2RG     H22  185   3.629   4.427   1.598
+    2RG      N3  186   3.434   4.269   1.556
+    2RG      C4  187   3.363   4.156   1.532
+    2RG     C3'  188   3.146   4.245   1.168
+    2RG     H3'  189   3.147   4.136   1.165
+    2RG     C2'  190   3.261   4.291   1.256
+    2RG    H2'1  191   3.352   4.231   1.248
+    2RG     O2'  192   3.281   4.428   1.230
+    2RG    HO'2  193   3.371   4.444   1.262
+    2RG     O3'  194   3.141   4.299   1.038
+    3RC       P  195   3.237   4.241   0.922
+    3RC     O1P  196   3.197   4.314   0.800
+    3RC     O2P  197   3.233   4.093   0.938
+    3RC     O5'  198   3.388   4.283   0.956
+    3RC     C5'  199   3.441   4.411   0.930
+    3RC    H5'1  200   3.368   4.490   0.951
+    3RC    H5'2  201   3.461   4.427   0.824
+    3RC     C4'  202   3.566   4.437   1.012
+    3RC     H4'  203   3.579   4.546   1.014
+    3RC     O4'  204   3.547   4.388   1.143
+    3RC     C1'  205   3.675   4.358   1.193
+    3RC     H1'  206   3.695   4.426   1.276
+    3RC      N1  207   3.668   4.218   1.238
+    3RC      C6  208   3.582   4.125   1.188
+    3RC      H6  209   3.508   4.149   1.112
+    3RC      C5  210   3.577   4.001   1.241
+    3RC      H5  211   3.500   3.931   1.213
+    3RC      C4  212   3.657   3.972   1.356
+    3RC      N4  213   3.642   3.862   1.431
+    3RC     H41  214   3.571   3.795   1.407
+    3RC     H42  215   3.695   3.843   1.514
+    3RC      N3  216   3.749   4.061   1.398
+    3RC      C2  217   3.758   4.182   1.337
+    3RC      O2  218   3.837   4.261   1.389
+    3RC     C3'  219   3.695   4.382   0.951
+    3RC     H3'  220   3.675   4.281   0.916
+    3RC     C2'  221   3.777   4.373   1.080
+    3RC    H2'1  222   3.845   4.288   1.081
+    3RC     O2'  223   3.848   4.491   1.108
+    3RC    HO'2  224   3.837   4.544   1.029
+    3RC     O3'  225   3.753   4.470   0.858
+    4RU3      P  226   3.857   4.421   0.744
+    4RU3    O1P  227   3.886   4.541   0.663
+    4RU3    O2P  228   3.807   4.301   0.674
+    4RU3    O5'  229   3.985   4.375   0.830
+    4RU3    C5'  230   4.084   4.467   0.870
+    4RU3   H5'1  231   4.045   4.540   0.941
+    4RU3   H5'2  232   4.111   4.523   0.780
+    4RU3    C4'  233   4.206   4.401   0.932
+    4RU3    H4'  234   4.289   4.471   0.924
+    4RU3    O4'  235   4.184   4.357   1.065
+    4RU3    C1'  236   4.260   4.239   1.075
+    4RU3    H1'  237   4.331   4.253   1.155
+    4RU3     N1  238   4.174   4.122   1.103
+    4RU3     C6  239   4.050   4.105   1.048
+    4RU3     H6  240   4.024   4.172   0.967
+    4RU3     C5  241   3.961   4.019   1.100
+    4RU3     H5  242   3.860   4.011   1.063
+    4RU3     C4  243   3.997   3.924   1.202
+    4RU3     O4  244   3.924   3.838   1.251
+    4RU3     N3  245   4.127   3.942   1.249
+    4RU3     H3  246   4.156   3.880   1.323
+    4RU3     C2  247   4.214   4.042   1.208
+    4RU3     O2  248   4.328   4.043   1.254
+    4RU3    C3'  249   4.246   4.279   0.849
+    4RU3    H3'  250   4.163   4.214   0.820
+    4RU3    C2'  251   4.340   4.210   0.948
+    4RU3   H2'1  252   4.343   4.103   0.931
+    4RU3    O2'  253   4.472   4.258   0.958
+    4RU3   HO'2  254   4.496   4.267   0.866
+    4RU3    O3'  255   4.325   4.314   0.738
+    4RU3    H3T  256   4.281   4.267   0.667
+    5HO4     OW  257   4.162   1.101   1.896
+    5HO4    HW2  258   4.221   1.026   1.891
+    5HO4    HW3  259   4.077   1.063   1.919
+    5HO4    MW4  260   4.162   1.101   1.896
+    6HO4     OW  261   2.661   1.981   0.167
+    6HO4    HW2  262   2.671   1.886   0.170
+    6HO4    HW3  263   2.568   1.995   0.147
+    6HO4    MW4  264   2.661   1.981   0.167
+    7HO4     OW  265   2.827   1.758   3.373
+    7HO4    HW2  266   2.769   1.694   3.332
+    7HO4    HW3  267   2.913   1.714   3.375
+    7HO4    MW4  268   2.827   1.758   3.373
+    8HO4     OW  269   3.674   2.036   3.220
+    8HO4    HW2  270   3.646   2.126   3.201
+    8HO4    HW3  271   3.597   1.983   3.199
+    8HO4    MW4  272   3.674   2.036   3.220
+    9HO4     OW  273   2.398   0.101   0.569
+    9HO4    HW2  274   2.426   0.171   0.510
+    9HO4    HW3  275   2.458   0.029   0.550
+    9HO4    MW4  276   2.398   0.101   0.569
+   10HO4     OW  277   3.266   3.721   3.625
+   10HO4    HW2  278   3.336   3.782   3.603
+   10HO4    HW3  279   3.197   3.739   3.560
+   10HO4    MW4  280   3.266   3.721   3.625
+   11HO4     OW  281   1.089   5.019   0.333
+   11HO4    HW2  282   1.097   4.926   0.357
+   11HO4    HW3  283   1.179   5.048   0.319
+   11HO4    MW4  284   1.089   5.019   0.333
+   12HO4     OW  285   4.056   3.437   2.398
+   12HO4    HW2  286   4.023   3.483   2.321
+   12HO4    HW3  287   4.140   3.480   2.417
+   12HO4    MW4  288   4.056   3.437   2.398
+   13HO4     OW  289   3.318   3.921   0.051
+   13HO4    HW2  290   3.411   3.941   0.061
+   13HO4    HW3  291   3.290   3.970  -0.026
+   13HO4    MW4  292   3.318   3.921   0.051
+   14HO4     OW  293   5.842   1.508   3.122
+   14HO4    HW2  294   5.779   1.498   3.193
+   14HO4    HW3  295   5.903   1.575   3.154
+   14HO4    MW4  296   5.842   1.508   3.122
+   15HO4     OW  297   4.099   0.240   0.647
+   15HO4    HW2  298   4.077   0.333   0.635
+   15HO4    HW3  299   4.160   0.239   0.720
+   15HO4    MW4  300   4.099   0.240   0.647
+   16HO4     OW  301   1.683   4.252   0.604
+   16HO4    HW2  302   1.758   4.200   0.573
+   16HO4    HW3  303   1.607   4.197   0.585
+   16HO4    MW4  304   1.683   4.252   0.604
+   17HO4     OW  305   4.025   1.837   1.048
+   17HO4    HW2  306   4.022   1.932   1.058
+   17HO4    HW3  307   4.084   1.822   0.974
+   17HO4    MW4  308   4.025   1.837   1.048
+   18HO4     OW  309   1.037   4.918   0.896
+   18HO4    HW2  310   1.051   4.827   0.869
+   18HO4    HW3  311   0.978   4.954   0.830
+   18HO4    MW4  312   1.037   4.918   0.896
+   19HO4     OW  313   3.750   3.079   0.615
+   19HO4    HW2  314   3.819   3.141   0.592
+   19HO4    HW3  315   3.710   3.056   0.531
+   19HO4    MW4  316   3.750   3.079   0.615
+   20HO4     OW  317   5.473   2.352   3.056
+   20HO4    HW2  318   5.532   2.279   3.072
+   20HO4    HW3  319   5.483   2.370   2.962
+   20HO4    MW4  320   5.473   2.352   3.056
+   21HO4     OW  321   3.327   1.472   2.603
+   21HO4    HW2  322   3.413   1.434   2.620
+   21HO4    HW3  323   3.265   1.405   2.634
+   21HO4    MW4  324   3.327   1.472   2.603
+   22HO4     OW  325   5.165   0.979   1.122
+   22HO4    HW2  326   5.090   0.957   1.066
+   22HO4    HW3  327   5.242   0.963   1.067
+   22HO4    MW4  328   5.165   0.979   1.122
+   23HO4     OW  329   1.631   5.010   0.227
+   23HO4    HW2  330   1.536   5.014   0.217
+   23HO4    HW3  331   1.645   4.954   0.304
+   23HO4    MW4  332   1.631   5.010   0.227
+   24HO4     OW  333   3.388   0.355   1.076
+   24HO4    HW2  334   3.360   0.368   1.166
+   24HO4    HW3  335   3.432   0.270   1.077
+   24HO4    MW4  336   3.388   0.355   1.076
+   25HO4     OW  337   2.397   3.250   1.282
+   25HO4    HW2  338   2.362   3.208   1.361
+   25HO4    HW3  339   2.329   3.238   1.216
+   25HO4    MW4  340   2.397   3.250   1.282
+   26HO4     OW  341   6.770   4.605   3.023
+   26HO4    HW2  342   6.846   4.662   3.030
+   26HO4    HW3  343   6.768   4.557   3.106
+   26HO4    MW4  344   6.770   4.605   3.023
+   27HO4     OW  345   5.661   2.565   2.929
+   27HO4    HW2  346   5.589   2.613   2.970
+   27HO4    HW3  347   5.663   2.599   2.839
+   27HO4    MW4  348   5.661   2.565   2.929
+   28HO4     OW  349   1.302   4.655   0.077
+   28HO4    HW2  350   1.380   4.689   0.122
+   28HO4    HW3  351   1.271   4.584   0.134
+   28HO4    MW4  352   1.302   4.655   0.077
+   29HO4     OW  353   5.202   1.509   1.105
+   29HO4    HW2  354   5.222   1.421   1.137
+   29HO4    HW3  355   5.159   1.552   1.179
+   29HO4    MW4  356   5.202   1.509   1.105
+   30HO4     OW  357   4.606   4.891   1.067
+   30HO4    HW2  358   4.543   4.963   1.060
+   30HO4    HW3  359   4.667   4.906   0.995
+   30HO4    MW4  360   4.606   4.891   1.067
+   31HO4     OW  361   4.232   3.142   2.842
+   31HO4    HW2  362   4.166   3.206   2.815
+   31HO4    HW3  363   4.316   3.183   2.820
+   31HO4    MW4  364   4.232   3.142   2.842
+   32HO4     OW  365   6.453   1.493   3.470
+   32HO4    HW2  366   6.397   1.562   3.506
+   32HO4    HW3  367   6.393   1.420   3.455
+   32HO4    MW4  368   6.453   1.493   3.470
+   33HO4     OW  369   2.243   1.580   1.692
+   33HO4    HW2  370   2.230   1.668   1.730
+   33HO4    HW3  371   2.165   1.532   1.716
+   33HO4    MW4  372   2.243   1.580   1.692
+ 3097Na      NA12625   4.161   2.915   2.814
+ 3098Na      NA12626   5.871   1.736   2.620
+ 3099Na      NA12627   6.217   2.138   2.137
+ 3100Na      NA12628   2.842   1.094   2.561
+ 3101Na      NA12629   3.488   4.969   0.147
+ 3102Na      NA12630   2.922   3.381   1.088
+ 3103Na      NA12631   2.666   1.091   3.617
+ 3104Na      NA12632   2.799   0.031   2.321
+ 3105Na      NA12633   5.153   0.373   1.826
+ 3106Na      NA12634   6.016   3.193   2.648
+ 3107Na      NA12635   2.061   5.096   1.718
+ 3108Na      NA12636   5.509   2.569   1.721
+ 3109Cl      CL12637   4.322   4.124   0.361
+ 3110Cl      CL12638   6.417   1.888   3.321
+ 3111Cl      CL12639   2.664   0.227   1.271
+ 3112Cl      CL12640   1.066   4.151   0.684
+ 3113Cl      CL12641   2.126   2.069   1.628
+ 3114Cl      CL12642   4.254   0.718   2.556
+   5.16380   5.16380   3.65135   0.00000   0.00000   0.00000   0.00000   2.58190   2.58190
diff --git a/regtest/basic/rt-molinfo/test.pdb b/regtest/basic/rt-molinfo/test.pdb
new file mode 100644
index 0000000000000000000000000000000000000000..9aff29a17010d09a7e33ace7917e3fa93cf3a7fe
--- /dev/null
+++ b/regtest/basic/rt-molinfo/test.pdb
@@ -0,0 +1,397 @@
+REMARK    GENERATED BY TRJCONV
+TITLE     Protein in water t=   0.00000
+REMARK    THIS IS A SIMULATION BOX
+CRYST1   51.638   51.638   51.638  60.00  60.00  90.00 P 1           1
+MODEL        1
+ATOM      1  H5T RA5     1      42.440  30.900  19.180  1.00  0.00           H
+ATOM      2  O5' RA5     1      42.840  31.770  19.300  1.00  0.00           O
+ATOM      3  C5' RA5     1      44.230  31.550  19.440  1.00  0.00           C
+ATOM      4 1H5' RA5     1      44.470  30.580  19.010  1.00  0.00           H
+ATOM      5 2H5' RA5     1      44.420  31.610  20.510  1.00  0.00           H
+ATOM      6  C4' RA5     1      45.070  32.660  18.820  1.00  0.00           C
+ATOM      7  H4' RA5     1      46.070  32.520  19.230  1.00  0.00           H
+ATOM      8  O4' RA5     1      45.090  32.570  17.420  1.00  0.00           O
+ATOM      9  C1' RA5     1      44.930  33.850  16.850  1.00  0.00           C
+ATOM     10  H1' RA5     1      45.810  33.950  16.220  1.00  0.00           H
+ATOM     11  N9  RA5     1      43.550  34.140  16.440  1.00  0.00           N
+ATOM     12  C8  RA5     1      42.480  33.290  16.480  1.00  0.00           C
+ATOM     13  H8  RA5     1      42.670  32.300  16.870  1.00  0.00           H
+ATOM     14  N7  RA5     1      41.390  33.810  15.990  1.00  0.00           N
+ATOM     15  C5  RA5     1      41.800  35.040  15.480  1.00  0.00           C
+ATOM     16  C6  RA5     1      41.220  36.130  14.800  1.00  0.00           C
+ATOM     17  N6  RA5     1      39.920  36.190  14.490  1.00  0.00           N
+ATOM     18  H61 RA5     1      39.240  35.510  14.790  1.00  0.00           H
+ATOM     19  H62 RA5     1      39.560  37.100  14.240  1.00  0.00           H
+ATOM     20  N1  RA5     1      41.910  37.180  14.350  1.00  0.00           N
+ATOM     21  C2  RA5     1      43.200  37.200  14.640  1.00  0.00           C
+ATOM     22  H2  RA5     1      43.880  37.950  14.260  1.00  0.00           H
+ATOM     23  N3  RA5     1      43.860  36.320  15.370  1.00  0.00           N
+ATOM     24  C4  RA5     1      43.140  35.220  15.690  1.00  0.00           C
+ATOM     25  C3' RA5     1      44.690  34.080  19.230  1.00  0.00           C
+ATOM     26  H3' RA5     1      43.610  34.270  19.260  1.00  0.00           H
+ATOM     27  C2' RA5     1      45.300  34.770  18.010  1.00  0.00           C
+ATOM     28 1H2' RA5     1      44.900  35.780  17.890  1.00  0.00           H
+ATOM     29  O2' RA5     1      46.700  34.720  18.150  1.00  0.00           O
+ATOM     30 2HO' RA5     1      46.920  34.700  19.080  1.00  0.00           H
+ATOM     31  O3' RA5     1      45.350  34.440  20.420  1.00  0.00           O
+ATOM     32  P    RG     2      44.750  35.390  21.570  1.00  0.00           P
+ATOM     33  O1P  RG     2      45.810  35.410  22.600  1.00  0.00           O
+ATOM     34  O2P  RG     2      43.380  34.910  21.890  1.00  0.00           O
+ATOM     35  O5'  RG     2      44.720  36.880  20.970  1.00  0.00           O
+ATOM     36  C5'  RG     2      45.890  37.590  20.630  1.00  0.00           C
+ATOM     37 1H5'  RG     2      46.570  36.850  20.210  1.00  0.00           H
+ATOM     38 2H5'  RG     2      46.390  37.970  21.530  1.00  0.00           H
+ATOM     39  C4'  RG     2      45.660  38.760  19.680  1.00  0.00           C
+ATOM     40  H4'  RG     2      46.560  39.370  19.710  1.00  0.00           H
+ATOM     41  O4'  RG     2      45.190  38.390  18.400  1.00  0.00           O
+ATOM     42  C1'  RG     2      44.220  39.350  18.040  1.00  0.00           C
+ATOM     43  H1'  RG     2      44.410  39.670  17.020  1.00  0.00           H
+ATOM     44  N9   RG     2      42.850  38.820  17.940  1.00  0.00           N
+ATOM     45  C8   RG     2      42.260  37.760  18.570  1.00  0.00           C
+ATOM     46  H8   RG     2      42.800  37.050  19.180  1.00  0.00           H
+ATOM     47  N7   RG     2      41.070  37.460  18.140  1.00  0.00           N
+ATOM     48  C5   RG     2      40.840  38.430  17.170  1.00  0.00           C
+ATOM     49  C6   RG     2      39.680  38.760  16.430  1.00  0.00           C
+ATOM     50  O6   RG     2      38.560  38.260  16.380  1.00  0.00           O
+ATOM     51  N1   RG     2      39.810  39.860  15.590  1.00  0.00           N
+ATOM     52  H1   RG     2      38.980  40.140  15.080  1.00  0.00           H
+ATOM     53  C2   RG     2      40.950  40.630  15.560  1.00  0.00           C
+ATOM     54  N2   RG     2      40.890  41.750  14.820  1.00  0.00           N
+ATOM     55  H21  RG     2      39.990  41.970  14.400  1.00  0.00           H
+ATOM     56  H22  RG     2      41.630  42.420  14.760  1.00  0.00           H
+ATOM     57  N3   RG     2      42.050  40.390  16.280  1.00  0.00           N
+ATOM     58  C4   RG     2      41.920  39.270  17.040  1.00  0.00           C
+ATOM     59  C3'  RG     2      44.650  39.780  20.200  1.00  0.00           C
+ATOM     60  H3'  RG     2      43.770  39.320  20.650  1.00  0.00           H
+ATOM     61  C2'  RG     2      44.230  40.570  18.960  1.00  0.00           C
+ATOM     62 1H2'  RG     2      43.240  41.010  19.090  1.00  0.00           H
+ATOM     63  O2'  RG     2      45.240  41.350  18.350  1.00  0.00           O
+ATOM     64 2HO'  RG     2      45.640  41.890  19.030  1.00  0.00           H
+ATOM     65  O3'  RG     2      45.330  40.660  21.070  1.00  0.00           O
+ATOM     66  P    RC     3      44.560  41.240  22.350  1.00  0.00           P
+ATOM     67  O1P  RC     3      45.590  41.940  23.150  1.00  0.00           O
+ATOM     68  O2P  RC     3      43.640  40.300  23.040  1.00  0.00           O
+ATOM     69  O5'  RC     3      43.620  42.360  21.680  1.00  0.00           O
+ATOM     70  C5'  RC     3      44.150  43.470  21.000  1.00  0.00           C
+ATOM     71 1H5'  RC     3      45.070  43.210  20.470  1.00  0.00           H
+ATOM     72 2H5'  RC     3      44.440  44.250  21.700  1.00  0.00           H
+ATOM     73  C4'  RC     3      43.050  44.050  20.100  1.00  0.00           C
+ATOM     74  H4'  RC     3      43.530  44.970  19.760  1.00  0.00           H
+ATOM     75  O4'  RC     3      42.480  43.120  19.210  1.00  0.00           O
+ATOM     76  C1'  RC     3      41.150  43.480  18.940  1.00  0.00           C
+ATOM     77  H1'  RC     3      41.080  43.720  17.880  1.00  0.00           H
+ATOM     78  N1   RC     3      40.200  42.390  19.250  1.00  0.00           N
+ATOM     79  C6   RC     3      40.480  41.300  20.030  1.00  0.00           C
+ATOM     80  H6   RC     3      41.380  41.230  20.630  1.00  0.00           H
+ATOM     81  C5   RC     3      39.620  40.270  19.990  1.00  0.00           C
+ATOM     82  H5   RC     3      39.830  39.350  20.520  1.00  0.00           H
+ATOM     83  C4   RC     3      38.430  40.330  19.190  1.00  0.00           C
+ATOM     84  N4   RC     3      37.590  39.290  19.210  1.00  0.00           N
+ATOM     85  H41  RC     3      37.920  38.370  19.480  1.00  0.00           H
+ATOM     86  H42  RC     3      36.710  39.400  18.730  1.00  0.00           H
+ATOM     87  N3   RC     3      38.160  41.400  18.430  1.00  0.00           N
+ATOM     88  C2   RC     3      39.030  42.440  18.510  1.00  0.00           C
+ATOM     89  O2   RC     3      38.770  43.430  17.830  1.00  0.00           O
+ATOM     90  C3'  RC     3      41.870  44.550  20.930  1.00  0.00           C
+ATOM     91  H3'  RC     3      41.560  43.890  21.740  1.00  0.00           H
+ATOM     92  C2'  RC     3      40.850  44.700  19.800  1.00  0.00           C
+ATOM     93 1H2'  RC     3      39.840  44.520  20.170  1.00  0.00           H
+ATOM     94  O2'  RC     3      40.980  45.850  18.990  1.00  0.00           O
+ATOM     95 2HO'  RC     3      41.670  46.460  19.250  1.00  0.00           H
+ATOM     96  O3'  RC     3      42.150  45.830  21.440  1.00  0.00           O
+ATOM     97  P   RG3     4      41.550  46.340  22.850  1.00  0.00           P
+ATOM     98  O1P RG3     4      42.230  47.630  23.060  1.00  0.00           O
+ATOM     99  O2P RG3     4      41.730  45.220  23.810  1.00  0.00           O
+ATOM    100  O5' RG3     4      39.960  46.560  22.690  1.00  0.00           O
+ATOM    101  C5' RG3     4      39.610  47.620  21.820  1.00  0.00           C
+ATOM    102 1H5' RG3     4      40.110  47.570  20.860  1.00  0.00           H
+ATOM    103 2H5' RG3     4      39.900  48.570  22.260  1.00  0.00           H
+ATOM    104  C4' RG3     4      38.140  47.670  21.430  1.00  0.00           C
+ATOM    105  H4' RG3     4      37.950  48.530  20.800  1.00  0.00           H
+ATOM    106  O4' RG3     4      37.790  46.460  20.790  1.00  0.00           O
+ATOM    107  C1' RG3     4      36.520  46.110  21.300  1.00  0.00           C
+ATOM    108  H1' RG3     4      35.810  46.760  20.790  1.00  0.00           H
+ATOM    109  N9  RG3     4      36.250  44.670  21.140  1.00  0.00           N
+ATOM    110  C8  RG3     4      37.030  43.640  21.610  1.00  0.00           C
+ATOM    111  H8  RG3     4      37.930  43.820  22.190  1.00  0.00           H
+ATOM    112  N7  RG3     4      36.630  42.440  21.310  1.00  0.00           N
+ATOM    113  C5  RG3     4      35.520  42.650  20.500  1.00  0.00           C
+ATOM    114  C6  RG3     4      34.570  41.720  19.990  1.00  0.00           C
+ATOM    115  O6  RG3     4      34.570  40.500  20.000  1.00  0.00           O
+ATOM    116  N1  RG3     4      33.570  42.360  19.270  1.00  0.00           N
+ATOM    117  H1  RG3     4      32.860  41.820  18.790  1.00  0.00           H
+ATOM    118  C2  RG3     4      33.430  43.730  19.260  1.00  0.00           C
+ATOM    119  N2  RG3     4      32.440  44.250  18.520  1.00  0.00           N
+ATOM    120  H21 RG3     4      31.750  43.720  18.010  1.00  0.00           H
+ATOM    121  H22 RG3     4      32.270  45.250  18.620  1.00  0.00           H
+ATOM    122  N3  RG3     4      34.180  44.600  19.940  1.00  0.00           N
+ATOM    123  C4  RG3     4      35.240  43.990  20.500  1.00  0.00           C
+ATOM    124  C3' RG3     4      37.300  47.840  22.700  1.00  0.00           C
+ATOM    125  H3' RG3     4      37.930  48.000  23.570  1.00  0.00           H
+ATOM    126  C2' RG3     4      36.570  46.510  22.780  1.00  0.00           C
+ATOM    127 1H2' RG3     4      37.250  45.820  23.280  1.00  0.00           H
+ATOM    128  O2' RG3     4      35.310  46.560  23.420  1.00  0.00           O
+ATOM    129 2HO' RG3     4      35.160  45.750  23.910  1.00  0.00           H
+ATOM    130  O3' RG3     4      36.370  48.900  22.550  1.00  0.00           O
+ATOM    131  H3T RG3     4      35.720  48.610  23.190  1.00  0.00           H
+ATOM    132  H5T RC5     1      26.340  37.270  17.630  1.00  0.00           H
+ATOM    133  O5' RC5     1      26.360  37.470  16.690  1.00  0.00           O
+ATOM    134  C5' RC5     1      25.530  38.570  16.410  1.00  0.00           C
+ATOM    135 1H5' RC5     1      24.660  38.500  17.060  1.00  0.00           H
+ATOM    136 2H5' RC5     1      25.220  38.340  15.390  1.00  0.00           H
+ATOM    137  C4' RC5     1      26.220  39.930  16.400  1.00  0.00           C
+ATOM    138  H4' RC5     1      25.490  40.700  16.160  1.00  0.00           H
+ATOM    139  O4' RC5     1      26.750  40.450  17.600  1.00  0.00           O
+ATOM    140  C1' RC5     1      28.020  40.990  17.330  1.00  0.00           C
+ATOM    141  H1' RC5     1      28.130  41.980  17.790  1.00  0.00           H
+ATOM    142  N1  RC5     1      29.200  40.240  17.790  1.00  0.00           N
+ATOM    143  C6  RC5     1      29.110  38.910  18.120  1.00  0.00           C
+ATOM    144  H6  RC5     1      28.200  38.360  17.990  1.00  0.00           H
+ATOM    145  C5  RC5     1      30.230  38.300  18.570  1.00  0.00           C
+ATOM    146  H5  RC5     1      30.140  37.270  18.890  1.00  0.00           H
+ATOM    147  C4  RC5     1      31.380  39.120  18.780  1.00  0.00           C
+ATOM    148  N4  RC5     1      32.470  38.610  19.380  1.00  0.00           N
+ATOM    149  H41 RC5     1      32.420  37.800  19.980  1.00  0.00           H
+ATOM    150  H42 RC5     1      33.250  39.170  19.690  1.00  0.00           H
+ATOM    151  N3  RC5     1      31.470  40.410  18.440  1.00  0.00           N
+ATOM    152  C2  RC5     1      30.340  41.000  17.950  1.00  0.00           C
+ATOM    153  O2  RC5     1      30.510  42.190  17.700  1.00  0.00           O
+ATOM    154  C3' RC5     1      27.350  39.970  15.370  1.00  0.00           C
+ATOM    155  H3' RC5     1      28.050  39.140  15.430  1.00  0.00           H
+ATOM    156  C2' RC5     1      28.130  41.200  15.820  1.00  0.00           C
+ATOM    157 1H2' RC5     1      29.140  41.280  15.430  1.00  0.00           H
+ATOM    158  O2' RC5     1      27.470  42.410  15.510  1.00  0.00           O
+ATOM    159 2HO' RC5     1      27.010  42.270  14.680  1.00  0.00           H
+ATOM    160  O3' RC5     1      26.810  40.150  14.080  1.00  0.00           O
+ATOM    161  P    RG     2      27.640  39.670  12.790  1.00  0.00           P
+ATOM    162  O1P  RG     2      26.830  40.100  11.630  1.00  0.00           O
+ATOM    163  O2P  RG     2      28.050  38.260  12.970  1.00  0.00           O
+ATOM    164  O5'  RG     2      28.890  40.670  12.920  1.00  0.00           O
+ATOM    165  C5'  RG     2      28.980  41.880  12.190  1.00  0.00           C
+ATOM    166 1H5'  RG     2      28.140  42.530  12.430  1.00  0.00           H
+ATOM    167 2H5'  RG     2      29.010  41.620  11.140  1.00  0.00           H
+ATOM    168  C4'  RG     2      30.180  42.800  12.440  1.00  0.00           C
+ATOM    169  H4'  RG     2      29.940  43.830  12.140  1.00  0.00           H
+ATOM    170  O4'  RG     2      30.540  42.770  13.800  1.00  0.00           O
+ATOM    171  C1'  RG     2      31.940  42.780  13.930  1.00  0.00           C
+ATOM    172  H1'  RG     2      32.210  43.590  14.620  1.00  0.00           H
+ATOM    173  N9   RG     2      32.450  41.580  14.610  1.00  0.00           N
+ATOM    174  C8   RG     2      32.030  40.280  14.710  1.00  0.00           C
+ATOM    175  H8   RG     2      31.120  40.010  14.200  1.00  0.00           H
+ATOM    176  N7   RG     2      32.760  39.500  15.460  1.00  0.00           N
+ATOM    177  C5   RG     2      33.820  40.310  15.840  1.00  0.00           C
+ATOM    178  C6   RG     2      34.910  40.120  16.730  1.00  0.00           C
+ATOM    179  O6   RG     2      35.230  39.110  17.340  1.00  0.00           O
+ATOM    180  N1   RG     2      35.710  41.250  16.900  1.00  0.00           N
+ATOM    181  H1   RG     2      36.540  41.170  17.460  1.00  0.00           H
+ATOM    182  C2   RG     2      35.390  42.480  16.360  1.00  0.00           C
+ATOM    183  N2   RG     2      36.370  43.390  16.480  1.00  0.00           N
+ATOM    184  H21  RG     2      37.160  43.160  17.060  1.00  0.00           H
+ATOM    185  H22  RG     2      36.290  44.270  15.980  1.00  0.00           H
+ATOM    186  N3   RG     2      34.340  42.690  15.560  1.00  0.00           N
+ATOM    187  C4   RG     2      33.630  41.560  15.320  1.00  0.00           C
+ATOM    188  C3'  RG     2      31.460  42.450  11.680  1.00  0.00           C
+ATOM    189  H3'  RG     2      31.470  41.360  11.650  1.00  0.00           H
+ATOM    190  C2'  RG     2      32.610  42.910  12.560  1.00  0.00           C
+ATOM    191 1H2'  RG     2      33.520  42.310  12.480  1.00  0.00           H
+ATOM    192  O2'  RG     2      32.810  44.280  12.300  1.00  0.00           O
+ATOM    193 2HO'  RG     2      33.710  44.440  12.620  1.00  0.00           H
+ATOM    194  O3'  RG     2      31.410  42.990  10.380  1.00  0.00           O
+ATOM    195  P    RC     3      32.370  42.410   9.220  1.00  0.00           P
+ATOM    196  O1P  RC     3      31.970  43.140   8.000  1.00  0.00           O
+ATOM    197  O2P  RC     3      32.330  40.930   9.380  1.00  0.00           O
+ATOM    198  O5'  RC     3      33.880  42.830   9.560  1.00  0.00           O
+ATOM    199  C5'  RC     3      34.410  44.110   9.300  1.00  0.00           C
+ATOM    200 1H5'  RC     3      33.680  44.900   9.510  1.00  0.00           H
+ATOM    201 2H5'  RC     3      34.610  44.270   8.240  1.00  0.00           H
+ATOM    202  C4'  RC     3      35.660  44.370  10.120  1.00  0.00           C
+ATOM    203  H4'  RC     3      35.790  45.460  10.140  1.00  0.00           H
+ATOM    204  O4'  RC     3      35.470  43.880  11.430  1.00  0.00           O
+ATOM    205  C1'  RC     3      36.750  43.580  11.930  1.00  0.00           C
+ATOM    206  H1'  RC     3      36.950  44.260  12.760  1.00  0.00           H
+ATOM    207  N1   RC     3      36.680  42.180  12.380  1.00  0.00           N
+ATOM    208  C6   RC     3      35.820  41.250  11.880  1.00  0.00           C
+ATOM    209  H6   RC     3      35.080  41.490  11.120  1.00  0.00           H
+ATOM    210  C5   RC     3      35.770  40.010  12.410  1.00  0.00           C
+ATOM    211  H5   RC     3      35.000  39.310  12.130  1.00  0.00           H
+ATOM    212  C4   RC     3      36.570  39.720  13.560  1.00  0.00           C
+ATOM    213  N4   RC     3      36.420  38.620  14.310  1.00  0.00           N
+ATOM    214  H41  RC     3      35.710  37.950  14.070  1.00  0.00           H
+ATOM    215  H42  RC     3      36.950  38.430  15.140  1.00  0.00           H
+ATOM    216  N3   RC     3      37.490  40.610  13.980  1.00  0.00           N
+ATOM    217  C2   RC     3      37.580  41.820  13.370  1.00  0.00           C
+ATOM    218  O2   RC     3      38.370  42.610  13.890  1.00  0.00           O
+ATOM    219  C3'  RC     3      36.950  43.820   9.510  1.00  0.00           C
+ATOM    220  H3'  RC     3      36.750  42.810   9.160  1.00  0.00           H
+ATOM    221  C2'  RC     3      37.770  43.730  10.800  1.00  0.00           C
+ATOM    222 1H2'  RC     3      38.450  42.880  10.810  1.00  0.00           H
+ATOM    223  O2'  RC     3      38.480  44.910  11.080  1.00  0.00           O
+ATOM    224 2HO'  RC     3      38.370  45.440  10.290  1.00  0.00           H
+ATOM    225  O3'  RC     3      37.530  44.700   8.580  1.00  0.00           O
+ATOM    226  P   RU3     4      38.570  44.210   7.440  1.00  0.00           P
+ATOM    227  O1P RU3     4      38.860  45.410   6.630  1.00  0.00           O
+ATOM    228  O2P RU3     4      38.070  43.010   6.740  1.00  0.00           O
+ATOM    229  O5' RU3     4      39.850  43.750   8.300  1.00  0.00           O
+ATOM    230  C5' RU3     4      40.840  44.670   8.700  1.00  0.00           C
+ATOM    231 1H5' RU3     4      40.450  45.400   9.410  1.00  0.00           H
+ATOM    232 2H5' RU3     4      41.110  45.230   7.800  1.00  0.00           H
+ATOM    233  C4' RU3     4      42.060  44.010   9.320  1.00  0.00           C
+ATOM    234  H4' RU3     4      42.890  44.710   9.240  1.00  0.00           H
+ATOM    235  O4' RU3     4      41.840  43.570  10.650  1.00  0.00           O
+ATOM    236  C1' RU3     4      42.600  42.390  10.750  1.00  0.00           C
+ATOM    237  H1' RU3     4      43.310  42.530  11.550  1.00  0.00           H
+ATOM    238  N1  RU3     4      41.740  41.220  11.030  1.00  0.00           N
+ATOM    239  C6  RU3     4      40.500  41.050  10.480  1.00  0.00           C
+ATOM    240  H6  RU3     4      40.240  41.720   9.670  1.00  0.00           H
+ATOM    241  C5  RU3     4      39.610  40.190  11.000  1.00  0.00           C
+ATOM    242  H5  RU3     4      38.600  40.110  10.630  1.00  0.00           H
+ATOM    243  C4  RU3     4      39.970  39.240  12.020  1.00  0.00           C
+ATOM    244  O4  RU3     4      39.240  38.380  12.510  1.00  0.00           O
+ATOM    245  N3  RU3     4      41.270  39.420  12.490  1.00  0.00           N
+ATOM    246  H3  RU3     4      41.560  38.800  13.230  1.00  0.00           H
+ATOM    247  C2  RU3     4      42.140  40.420  12.080  1.00  0.00           C
+ATOM    248  O2  RU3     4      43.280  40.430  12.540  1.00  0.00           O
+ATOM    249  C3' RU3     4      42.460  42.790   8.490  1.00  0.00           C
+ATOM    250  H3' RU3     4      41.630  42.140   8.200  1.00  0.00           H
+ATOM    251  C2' RU3     4      43.400  42.100   9.480  1.00  0.00           C
+ATOM    252 1H2' RU3     4      43.430  41.030   9.310  1.00  0.00           H
+ATOM    253  O2' RU3     4      44.720  42.580   9.580  1.00  0.00           O
+ATOM    254 2HO' RU3     4      44.960  42.670   8.660  1.00  0.00           H
+ATOM    255  O3' RU3     4      43.250  43.140   7.380  1.00  0.00           O
+ATOM    256  H3T RU3     4      42.810  42.670   6.670  1.00  0.00           H
+ATOM    257  OW  SOL     5      41.620  11.010  18.960  1.00  0.00           O
+ATOM    258  HW2 SOL     5      42.210  10.260  18.910  1.00  0.00           H
+ATOM    259  HW3 SOL     5      40.770  10.630  19.190  1.00  0.00           H
+ATOM    260  MW4 SOL     5      41.620  11.010  18.960  1.00  0.00            
+ATOM    261  OW  SOL     6      26.610  19.810   1.670  1.00  0.00           O
+ATOM    262  HW2 SOL     6      26.710  18.860   1.700  1.00  0.00           H
+ATOM    263  HW3 SOL     6      25.680  19.950   1.470  1.00  0.00           H
+ATOM    264  MW4 SOL     6      26.610  19.810   1.670  1.00  0.00            
+ATOM    265  OW  SOL     7      28.270  17.580  33.730  1.00  0.00           O
+ATOM    266  HW2 SOL     7      27.690  16.940  33.320  1.00  0.00           H
+ATOM    267  HW3 SOL     7      29.130  17.140  33.750  1.00  0.00           H
+ATOM    268  MW4 SOL     7      28.270  17.580  33.730  1.00  0.00            
+ATOM    269  OW  SOL     8      36.740  20.360  32.200  1.00  0.00           O
+ATOM    270  HW2 SOL     8      36.460  21.260  32.010  1.00  0.00           H
+ATOM    271  HW3 SOL     8      35.970  19.830  31.990  1.00  0.00           H
+ATOM    272  MW4 SOL     8      36.740  20.360  32.200  1.00  0.00            
+ATOM    273  OW  SOL     9      23.980   1.010   5.690  1.00  0.00           O
+ATOM    274  HW2 SOL     9      24.260   1.710   5.100  1.00  0.00           H
+ATOM    275  HW3 SOL     9      24.580   0.290   5.500  1.00  0.00           H
+ATOM    276  MW4 SOL     9      23.980   1.010   5.690  1.00  0.00            
+ATOM    277  OW  SOL    10      32.660  37.210  36.250  1.00  0.00           O
+ATOM    278  HW2 SOL    10      33.360  37.820  36.030  1.00  0.00           H
+ATOM    279  HW3 SOL    10      31.970  37.390  35.600  1.00  0.00           H
+ATOM    280  MW4 SOL    10      32.660  37.210  36.250  1.00  0.00            
+ATOM    281  OW  SOL    11      10.890  50.190   3.330  1.00  0.00           O
+ATOM    282  HW2 SOL    11      10.970  49.260   3.570  1.00  0.00           H
+ATOM    283  HW3 SOL    11      11.790  50.480   3.190  1.00  0.00           H
+ATOM    284  MW4 SOL    11      10.890  50.190   3.330  1.00  0.00            
+ATOM    285  OW  SOL    12      40.560  34.370  23.980  1.00  0.00           O
+ATOM    286  HW2 SOL    12      40.230  34.830  23.210  1.00  0.00           H
+ATOM    287  HW3 SOL    12      41.400  34.800  24.170  1.00  0.00           H
+ATOM    288  MW4 SOL    12      40.560  34.370  23.980  1.00  0.00            
+ATOM    289  OW  SOL    13      33.180  39.210   0.510  1.00  0.00           O
+ATOM    290  HW2 SOL    13      34.110  39.410   0.610  1.00  0.00           H
+ATOM    291  HW3 SOL    13      32.900  39.700  -0.260  1.00  0.00           H
+ATOM    292  MW4 SOL    13      33.180  39.210   0.510  1.00  0.00            
+ATOM    293  OW  SOL    14      58.420  15.080  31.220  1.00  0.00           O
+ATOM    294  HW2 SOL    14      57.790  14.980  31.930  1.00  0.00           H
+ATOM    295  HW3 SOL    14      59.030  15.750  31.540  1.00  0.00           H
+ATOM    296  MW4 SOL    14      58.420  15.080  31.220  1.00  0.00            
+ATOM    297  OW  SOL    15      40.990   2.400   6.470  1.00  0.00           O
+ATOM    298  HW2 SOL    15      40.770   3.330   6.350  1.00  0.00           H
+ATOM    299  HW3 SOL    15      41.600   2.390   7.200  1.00  0.00           H
+ATOM    300  MW4 SOL    15      40.990   2.400   6.470  1.00  0.00            
+ATOM    301  OW  SOL    16      16.830  42.520   6.040  1.00  0.00           O
+ATOM    302  HW2 SOL    16      17.580  42.000   5.730  1.00  0.00           H
+ATOM    303  HW3 SOL    16      16.070  41.970   5.850  1.00  0.00           H
+ATOM    304  MW4 SOL    16      16.830  42.520   6.040  1.00  0.00            
+ATOM    305  OW  SOL    17      40.250  18.370  10.480  1.00  0.00           O
+ATOM    306  HW2 SOL    17      40.220  19.320  10.580  1.00  0.00           H
+ATOM    307  HW3 SOL    17      40.840  18.220   9.740  1.00  0.00           H
+ATOM    308  MW4 SOL    17      40.250  18.370  10.480  1.00  0.00            
+ATOM    309  OW  SOL    18      10.370  49.180   8.960  1.00  0.00           O
+ATOM    310  HW2 SOL    18      10.510  48.270   8.690  1.00  0.00           H
+ATOM    311  HW3 SOL    18       9.780  49.540   8.300  1.00  0.00           H
+ATOM    312  MW4 SOL    18      10.370  49.180   8.960  1.00  0.00            
+ATOM    313  OW  SOL    19      37.500  30.790   6.150  1.00  0.00           O
+ATOM    314  HW2 SOL    19      38.190  31.410   5.920  1.00  0.00           H
+ATOM    315  HW3 SOL    19      37.100  30.560   5.310  1.00  0.00           H
+ATOM    316  MW4 SOL    19      37.500  30.790   6.150  1.00  0.00            
+ATOM    317  OW  SOL    20      54.730  23.520  30.560  1.00  0.00           O
+ATOM    318  HW2 SOL    20      55.320  22.790  30.720  1.00  0.00           H
+ATOM    319  HW3 SOL    20      54.830  23.700  29.620  1.00  0.00           H
+ATOM    320  MW4 SOL    20      54.730  23.520  30.560  1.00  0.00            
+ATOM    321  OW  SOL    21      33.270  14.720  26.030  1.00  0.00           O
+ATOM    322  HW2 SOL    21      34.130  14.340  26.200  1.00  0.00           H
+ATOM    323  HW3 SOL    21      32.650  14.050  26.340  1.00  0.00           H
+ATOM    324  MW4 SOL    21      33.270  14.720  26.030  1.00  0.00            
+ATOM    325  OW  SOL    22      51.650   9.790  11.220  1.00  0.00           O
+ATOM    326  HW2 SOL    22      50.900   9.570  10.660  1.00  0.00           H
+ATOM    327  HW3 SOL    22      52.420   9.630  10.670  1.00  0.00           H
+ATOM    328  MW4 SOL    22      51.650   9.790  11.220  1.00  0.00            
+ATOM    329  OW  SOL    23      16.310  50.100   2.270  1.00  0.00           O
+ATOM    330  HW2 SOL    23      15.360  50.140   2.170  1.00  0.00           H
+ATOM    331  HW3 SOL    23      16.450  49.540   3.040  1.00  0.00           H
+ATOM    332  MW4 SOL    23      16.310  50.100   2.270  1.00  0.00            
+ATOM    333  OW  SOL    24      33.880   3.550  10.760  1.00  0.00           O
+ATOM    334  HW2 SOL    24      33.600   3.680  11.660  1.00  0.00           H
+ATOM    335  HW3 SOL    24      34.320   2.700  10.770  1.00  0.00           H
+ATOM    336  MW4 SOL    24      33.880   3.550  10.760  1.00  0.00            
+ATOM    337  OW  SOL    25      23.970  32.500  12.820  1.00  0.00           O
+ATOM    338  HW2 SOL    25      23.620  32.080  13.610  1.00  0.00           H
+ATOM    339  HW3 SOL    25      23.290  32.380  12.160  1.00  0.00           H
+ATOM    340  MW4 SOL    25      23.970  32.500  12.820  1.00  0.00            
+ATOM    341  OW  SOL    26      67.700  46.050  30.230  1.00  0.00           O
+ATOM    342  HW2 SOL    26      68.460  46.620  30.300  1.00  0.00           H
+ATOM    343  HW3 SOL    26      67.680  45.570  31.060  1.00  0.00           H
+ATOM    344  MW4 SOL    26      67.700  46.050  30.230  1.00  0.00            
+ATOM    345  OW  SOL    27      56.610  25.650  29.290  1.00  0.00           O
+ATOM    346  HW2 SOL    27      55.890  26.130  29.700  1.00  0.00           H
+ATOM    347  HW3 SOL    27      56.630  25.990  28.390  1.00  0.00           H
+ATOM    348  MW4 SOL    27      56.610  25.650  29.290  1.00  0.00            
+ATOM    349  OW  SOL    28      13.020  46.550   0.770  1.00  0.00           O
+ATOM    350  HW2 SOL    28      13.800  46.890   1.220  1.00  0.00           H
+ATOM    351  HW3 SOL    28      12.710  45.840   1.340  1.00  0.00           H
+ATOM    352  MW4 SOL    28      13.020  46.550   0.770  1.00  0.00            
+ATOM    353  OW  SOL    29      52.020  15.090  11.050  1.00  0.00           O
+ATOM    354  HW2 SOL    29      52.220  14.210  11.370  1.00  0.00           H
+ATOM    355  HW3 SOL    29      51.590  15.520  11.790  1.00  0.00           H
+ATOM    356  MW4 SOL    29      52.020  15.090  11.050  1.00  0.00            
+ATOM    357  OW  SOL    30      46.060  48.910  10.670  1.00  0.00           O
+ATOM    358  HW2 SOL    30      45.430  49.630  10.600  1.00  0.00           H
+ATOM    359  HW3 SOL    30      46.670  49.060   9.950  1.00  0.00           H
+ATOM    360  MW4 SOL    30      46.060  48.910  10.670  1.00  0.00            
+ATOM    361  OW  SOL    31      42.320  31.420  28.420  1.00  0.00           O
+ATOM    362  HW2 SOL    31      41.660  32.060  28.150  1.00  0.00           H
+ATOM    363  HW3 SOL    31      43.160  31.830  28.200  1.00  0.00           H
+ATOM    364  MW4 SOL    31      42.320  31.420  28.420  1.00  0.00            
+ATOM    365  OW  SOL    32      64.530  14.930  34.700  1.00  0.00           O
+ATOM    366  HW2 SOL    32      63.970  15.620  35.060  1.00  0.00           H
+ATOM    367  HW3 SOL    32      63.930  14.200  34.550  1.00  0.00           H
+ATOM    368  MW4 SOL    32      64.530  14.930  34.700  1.00  0.00            
+ATOM    369  OW  SOL    33      22.430  15.800  16.920  1.00  0.00           O
+ATOM    370  HW2 SOL    33      22.300  16.680  17.300  1.00  0.00           H
+ATOM    371  HW3 SOL    33      21.650  15.320  17.160  1.00  0.00           H
+ATOM    372  MW4 SOL    33      22.430  15.800  16.920  1.00  0.00            
+ATOM    373 NA    NA  3097      41.610  29.150  28.140  1.00  0.00          Na
+ATOM    374 NA    NA  3098      58.710  17.360  26.200  1.00  0.00          Na
+ATOM    375 NA    NA  3099      62.170  21.380  21.370  1.00  0.00          Na
+ATOM    376 NA    NA  3100      28.420  10.940  25.610  1.00  0.00          Na
+ATOM    377 NA    NA  3101      34.880  49.690   1.470  1.00  0.00          Na
+ATOM    378 NA    NA  3102      29.220  33.810  10.880  1.00  0.00          Na
+ATOM    379 NA    NA  3103      26.660  10.910  36.170  1.00  0.00          Na
+ATOM    380 NA    NA  3104      27.990   0.310  23.210  1.00  0.00          Na
+ATOM    381 NA    NA  3105      51.530   3.730  18.260  1.00  0.00          Na
+ATOM    382 NA    NA  3106      60.160  31.930  26.480  1.00  0.00          Na
+ATOM    383 NA    NA  3107      20.610  50.960  17.180  1.00  0.00          Na
+ATOM    384 NA    NA  3108      55.090  25.690  17.210  1.00  0.00          Na
+ATOM    385 CL    CL  3109      43.220  41.240   3.610  1.00  0.00          Cl
+ATOM    386 CL    CL  3110      64.170  18.880  33.210  1.00  0.00          Cl
+ATOM    387 CL    CL  3111      26.640   2.270  12.710  1.00  0.00          Cl
+ATOM    388 CL    CL  3112      10.660  41.510   6.840  1.00  0.00          Cl
+ATOM    389 CL    CL  3113      21.260  20.690  16.280  1.00  0.00          Cl
+ATOM    390 CL    CL  3114      42.540   7.180  25.560  1.00  0.00          Cl
+TER
+ENDMDL
diff --git a/regtest/basic/rt-molinfo/water.gro.reference b/regtest/basic/rt-molinfo/water.gro.reference
new file mode 100644
index 0000000000000000000000000000000000000000..f58e7de48b84e980a4a2720b1b236f9379e7f943
--- /dev/null
+++ b/regtest/basic/rt-molinfo/water.gro.reference
@@ -0,0 +1,119 @@
+Made with PLUMED t=0.000000
+116
+    5SOL     OW  257   4.162   1.101   1.896
+    5SOL    HW2  258   4.221   1.026   1.891
+    5SOL    HW3  259   4.077   1.063   1.919
+    5SOL    MW4  260   4.162   1.101   1.896
+    6SOL     OW  261   2.661   1.981   0.167
+    6SOL    HW2  262   2.671   1.886   0.170
+    6SOL    HW3  263   2.568   1.995   0.147
+    6SOL    MW4  264   2.661   1.981   0.167
+    7SOL     OW  265   2.827   1.758   3.373
+    7SOL    HW2  266   2.769   1.694   3.332
+    7SOL    HW3  267   2.913   1.714   3.375
+    7SOL    MW4  268   2.827   1.758   3.373
+    8SOL     OW  269   3.674   2.036   3.220
+    8SOL    HW2  270   3.646   2.126   3.201
+    8SOL    HW3  271   3.597   1.983   3.199
+    8SOL    MW4  272   3.674   2.036   3.220
+    9SOL     OW  273   2.398   0.101   0.569
+    9SOL    HW2  274   2.426   0.171   0.510
+    9SOL    HW3  275   2.458   0.029   0.550
+    9SOL    MW4  276   2.398   0.101   0.569
+   10SOL     OW  277   3.266   3.721   3.625
+   10SOL    HW2  278   3.336   3.782   3.603
+   10SOL    HW3  279   3.197   3.739   3.560
+   10SOL    MW4  280   3.266   3.721   3.625
+   11SOL     OW  281   1.089   5.019   0.333
+   11SOL    HW2  282   1.097   4.926   0.357
+   11SOL    HW3  283   1.179   5.048   0.319
+   11SOL    MW4  284   1.089   5.019   0.333
+   12SOL     OW  285   4.056   3.437   2.398
+   12SOL    HW2  286   4.023   3.483   2.321
+   12SOL    HW3  287   4.140   3.480   2.417
+   12SOL    MW4  288   4.056   3.437   2.398
+   13SOL     OW  289   3.318   3.921   0.051
+   13SOL    HW2  290   3.411   3.941   0.061
+   13SOL    HW3  291   3.290   3.970  -0.026
+   13SOL    MW4  292   3.318   3.921   0.051
+   14SOL     OW  293   5.842   1.508   3.122
+   14SOL    HW2  294   5.779   1.498   3.193
+   14SOL    HW3  295   5.903   1.575   3.154
+   14SOL    MW4  296   5.842   1.508   3.122
+   15SOL     OW  297   4.099   0.240   0.647
+   15SOL    HW2  298   4.077   0.333   0.635
+   15SOL    HW3  299   4.160   0.239   0.720
+   15SOL    MW4  300   4.099   0.240   0.647
+   16SOL     OW  301   1.683   4.252   0.604
+   16SOL    HW2  302   1.758   4.200   0.573
+   16SOL    HW3  303   1.607   4.197   0.585
+   16SOL    MW4  304   1.683   4.252   0.604
+   17SOL     OW  305   4.025   1.837   1.048
+   17SOL    HW2  306   4.022   1.932   1.058
+   17SOL    HW3  307   4.084   1.822   0.974
+   17SOL    MW4  308   4.025   1.837   1.048
+   18SOL     OW  309   1.037   4.918   0.896
+   18SOL    HW2  310   1.051   4.827   0.869
+   18SOL    HW3  311   0.978   4.954   0.830
+   18SOL    MW4  312   1.037   4.918   0.896
+   19SOL     OW  313   3.750   3.079   0.615
+   19SOL    HW2  314   3.819   3.141   0.592
+   19SOL    HW3  315   3.710   3.056   0.531
+   19SOL    MW4  316   3.750   3.079   0.615
+   20SOL     OW  317   5.473   2.352   3.056
+   20SOL    HW2  318   5.532   2.279   3.072
+   20SOL    HW3  319   5.483   2.370   2.962
+   20SOL    MW4  320   5.473   2.352   3.056
+   21SOL     OW  321   3.327   1.472   2.603
+   21SOL    HW2  322   3.413   1.434   2.620
+   21SOL    HW3  323   3.265   1.405   2.634
+   21SOL    MW4  324   3.327   1.472   2.603
+   22SOL     OW  325   5.165   0.979   1.122
+   22SOL    HW2  326   5.090   0.957   1.066
+   22SOL    HW3  327   5.242   0.963   1.067
+   22SOL    MW4  328   5.165   0.979   1.122
+   23SOL     OW  329   1.631   5.010   0.227
+   23SOL    HW2  330   1.536   5.014   0.217
+   23SOL    HW3  331   1.645   4.954   0.304
+   23SOL    MW4  332   1.631   5.010   0.227
+   24SOL     OW  333   3.388   0.355   1.076
+   24SOL    HW2  334   3.360   0.368   1.166
+   24SOL    HW3  335   3.432   0.270   1.077
+   24SOL    MW4  336   3.388   0.355   1.076
+   25SOL     OW  337   2.397   3.250   1.282
+   25SOL    HW2  338   2.362   3.208   1.361
+   25SOL    HW3  339   2.329   3.238   1.216
+   25SOL    MW4  340   2.397   3.250   1.282
+   26SOL     OW  341   6.770   4.605   3.023
+   26SOL    HW2  342   6.846   4.662   3.030
+   26SOL    HW3  343   6.768   4.557   3.106
+   26SOL    MW4  344   6.770   4.605   3.023
+   27SOL     OW  345   5.661   2.565   2.929
+   27SOL    HW2  346   5.589   2.613   2.970
+   27SOL    HW3  347   5.663   2.599   2.839
+   27SOL    MW4  348   5.661   2.565   2.929
+   28SOL     OW  349   1.302   4.655   0.077
+   28SOL    HW2  350   1.380   4.689   0.122
+   28SOL    HW3  351   1.271   4.584   0.134
+   28SOL    MW4  352   1.302   4.655   0.077
+   29SOL     OW  353   5.202   1.509   1.105
+   29SOL    HW2  354   5.222   1.421   1.137
+   29SOL    HW3  355   5.159   1.552   1.179
+   29SOL    MW4  356   5.202   1.509   1.105
+   30SOL     OW  357   4.606   4.891   1.067
+   30SOL    HW2  358   4.543   4.963   1.060
+   30SOL    HW3  359   4.667   4.906   0.995
+   30SOL    MW4  360   4.606   4.891   1.067
+   31SOL     OW  361   4.232   3.142   2.842
+   31SOL    HW2  362   4.166   3.206   2.815
+   31SOL    HW3  363   4.316   3.183   2.820
+   31SOL    MW4  364   4.232   3.142   2.842
+   32SOL     OW  365   6.453   1.493   3.470
+   32SOL    HW2  366   6.397   1.562   3.506
+   32SOL    HW3  367   6.393   1.420   3.455
+   32SOL    MW4  368   6.453   1.493   3.470
+   33SOL     OW  369   2.243   1.580   1.692
+   33SOL    HW2  370   2.230   1.668   1.730
+   33SOL    HW3  371   2.165   1.532   1.716
+   33SOL    MW4  372   2.243   1.580   1.692
+   5.1638000    5.1638000    3.6513500    0.0000000    0.0000000    0.0000000    0.0000000    2.5819000    2.5819000