data_H4M
# 
_chem_comp.id                                    H4M 
_chem_comp.name                                  "5,10-DIMETHYLENE TETRAHYDROMETHANOPTERIN" 
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C31 H45 N6 O16 P" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2004-12-16 
_chem_comp.pdbx_modified_date                    2015-04-08 
_chem_comp.pdbx_ambiguous_flag                   N 
_chem_comp.pdbx_release_status                   REL 
_chem_comp.pdbx_replaced_by                      ? 
_chem_comp.pdbx_replaces                         ? 
_chem_comp.formula_weight                        788.693 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     H4M 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   Y 
_chem_comp.pdbx_ideal_coordinates_details        Corina 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        3IQE 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  RCSB 
# 
loop_
_chem_comp_atom.comp_id 
_chem_comp_atom.atom_id 
_chem_comp_atom.alt_atom_id 
_chem_comp_atom.type_symbol 
_chem_comp_atom.charge 
_chem_comp_atom.pdbx_align 
_chem_comp_atom.pdbx_aromatic_flag 
_chem_comp_atom.pdbx_leaving_atom_flag 
_chem_comp_atom.pdbx_stereo_config 
_chem_comp_atom.model_Cartn_x 
_chem_comp_atom.model_Cartn_y 
_chem_comp_atom.model_Cartn_z 
_chem_comp_atom.pdbx_model_Cartn_x_ideal 
_chem_comp_atom.pdbx_model_Cartn_y_ideal 
_chem_comp_atom.pdbx_model_Cartn_z_ideal 
_chem_comp_atom.pdbx_component_atom_id 
_chem_comp_atom.pdbx_component_comp_id 
_chem_comp_atom.pdbx_ordinal 
H4M N1  N1  N 0 1 N N N -3.377 -26.311 16.374 -12.604 -1.827 -0.031 N1  H4M 1  
H4M C2  C2  C 0 1 N N N -4.484 -25.698 15.946 -13.019 -1.535 1.183  C2  H4M 2  
H4M NA2 NA2 N 0 1 N N N -5.284 -25.013 16.810 -14.225 -2.029 1.612  NA2 H4M 3  
H4M N3  N3  N 0 1 N N N -4.812 -25.749 14.645 -12.285 -0.758 2.026  N3  H4M 4  
H4M C4  C4  C 0 1 N N N -4.045 -26.410 13.740 -11.090 -0.266 1.625  C4  H4M 5  
H4M OH4 OH4 O 0 1 N N N -4.426 -26.422 12.553 -10.418 0.430  2.370  OH4 H4M 6  
H4M C4A C4A C 0 1 N N N -2.916 -27.071 14.178 -10.645 -0.574 0.341  C4A H4M 7  
H4M N5  N5  N 0 1 N N N -2.061 -27.791 13.355 -9.415  -0.131 -0.171 N5  H4M 8  
H4M C6  C6  C 0 1 N N R -1.380 -28.915 13.981 -9.142  -0.107 -1.630 C6  H4M 9  
H4M C7  C7  C 0 1 N N S -0.578 -28.338 15.152 -9.604  -1.464 -2.171 C7  H4M 10 
H4M C7M C7M C 0 1 N N N 0.181  -29.401 15.935 -9.494  -1.476 -3.697 C7M H4M 11 
H4M N8  N8  N 0 1 N N N -1.486 -27.613 16.025 -11.007 -1.664 -1.773 N8  H4M 12 
H4M C8A C8A C 0 1 N N N -2.597 -27.019 15.536 -11.435 -1.367 -0.491 C8A H4M 13 
H4M C9  C9  C 0 1 N N R -0.579 -29.531 12.817 -7.615  0.048  -1.733 C9  H4M 14 
H4M C9M C9M C 0 1 N N N -0.322 -31.016 13.040 -7.231  0.811  -3.002 C9M H4M 15 
H4M C10 C10 C 0 1 N N N -2.346 -28.240 12.010 -8.195  0.279  0.520  C10 H4M 16 
H4M N10 N10 N 0 1 N N N -1.418 -29.291 11.634 -7.293  0.848  -0.515 N10 H4M 17 
H4M C11 C11 C 0 1 Y N N -0.351 -30.096 7.632  -3.299  0.380  0.564  C11 H4M 18 
H4M C12 C12 C 0 1 Y N N 0.513  -30.465 8.650  -4.154  1.102  1.378  C12 H4M 19 
H4M C13 C13 C 0 1 Y N N 0.172  -30.203 9.994  -5.479  1.259  1.023  C13 H4M 20 
H4M C14 C14 C 0 1 Y N N -1.024 -29.560 10.301 -5.954  0.692  -0.153 C14 H4M 21 
H4M C15 C15 C 0 1 Y N N -1.879 -29.210 9.267  -5.093  -0.032 -0.968 C15 H4M 22 
H4M C16 C16 C 0 1 Y N N -1.547 -29.471 7.940  -3.768  -0.186 -0.607 C16 H4M 23 
H4M CX1 CX1 C 0 1 N N N -0.042 -30.396 6.180  -1.852  0.216  0.952  CX1 H4M 24 
H4M CX2 CX2 C 0 1 N N S 1.192  -29.704 5.661  -1.034  1.369  0.368  CX2 H4M 25 
H4M CX3 CX3 C 0 1 N N S 1.463  -30.182 4.260  0.410   1.271  0.863  CX3 H4M 26 
H4M CX4 CX4 C 0 1 N N R 2.595  -29.257 3.940  1.229   2.424  0.279  CX4 H4M 27 
H4M CX5 CX5 C 0 1 N N N 3.939  -29.726 3.431  2.674   2.326  0.775  CX5 H4M 28 
H4M OX2 OX2 O 0 1 N N N 1.015  -28.286 5.545  -1.054  1.292  -1.059 OX2 H4M 29 
H4M OX3 OX3 O 0 1 N N N 1.797  -31.564 4.293  0.431   1.348  2.290  OX3 H4M 30 
H4M OX4 OX4 O 0 1 N N N 2.254  -27.850 3.952  1.209   2.347  -1.148 OX4 H4M 31 
H4M OX5 OX5 O 0 1 N N N 4.997  -28.909 3.912  3.410   3.465  0.324  OX5 H4M 32 
H4M O5J O5J O 0 1 N N N 9.848  -29.605 2.600  7.850   0.761  -0.162 O5J H4M 33 
H4M C5J C5J C 0 1 N N N 8.951  -28.817 1.827  7.876   2.066  0.421  C5J H4M 34 
H4M C4J C4J C 0 1 N N R 7.700  -28.453 2.627  6.838   2.953  -0.269 C4J H4M 35 
H4M O4J O4J O 0 1 N N N 6.779  -29.545 2.631  5.520   2.473  0.018  O4J H4M 36 
H4M C3J C3J C 0 1 N N S 7.939  -28.089 4.089  6.938   4.395  0.274  C3J H4M 37 
H4M O3J O3J O 0 1 N N N 7.251  -26.877 4.409  7.654   5.233  -0.635 O3J H4M 38 
H4M C2J C2J C 0 1 N N R 7.267  -29.187 4.892  5.446   4.819  0.359  C2J H4M 39 
H4M O2J O2J O 0 1 N N N 6.744  -28.726 6.159  4.973   5.293  -0.903 O2J H4M 40 
H4M C1J C1J C 0 1 N N S 6.196  -29.688 3.915  4.778   3.472  0.735  C1J H4M 41 
H4M PA  PA  P 0 1 N N N 10.971 -30.526 1.893  8.814   -0.434 0.322  PA  H4M 42 
H4M O1A O1A O 0 1 N N N 12.280 -29.789 2.102  10.224  0.010  0.252  O1A H4M 43 
H4M O2A O2A O 0 1 N N N 10.825 -31.818 2.682  8.452   -0.836 1.838  O2A H4M 44 
H4M O3A O3A O 0 1 N N N 10.558 -30.595 0.434  8.606   -1.712 -0.636 O3A H4M 45 
H4M H1  H1  H 0 1 N N N -5.046 -24.964 17.780 -14.758 -2.585 1.023  H1  H4M 46 
H4M H2  H2  H 0 1 N N N -6.109 -24.559 16.474 -14.543 -1.823 2.505  H2  H4M 47 
H4M H3  H3  H 0 1 N N N -5.643 -25.288 14.334 -12.620 -0.555 2.913  H3  H4M 48 
H4M H6  H6  H 0 1 N N N -2.107 -29.650 14.357 -9.669  0.713  -2.119 H6  H4M 49 
H4M H7  H7  H 0 1 N N N 0.158  -27.631 14.740 -8.986  -2.258 -1.751 H7  H4M 50 
H4M H8  H8  H 0 1 N N N 0.734  -28.926 16.758 -8.457  -1.306 -3.988 H8  H4M 51 
H4M H9  H9  H 0 1 N N N -0.531 -30.132 16.346 -9.823  -2.443 -4.078 H9  H4M 52 
H4M H10 H10 H 0 1 N N N 0.888  -29.914 15.266 -10.122 -0.689 -4.113 H10 H4M 53 
H4M H11 H11 H 0 1 N N N 0.381  -29.003 12.717 -7.124  -0.924 -1.703 H11 H4M 54 
H4M H12 H12 H 0 1 N N N 0.307  -31.150 13.932 -7.684  1.802  -2.982 H12 H4M 55 
H4M H13 H13 H 0 1 N N N -1.280 -31.536 13.186 -6.146  0.908  -3.053 H13 H4M 56 
H4M H14 H14 H 0 1 N N N 0.192  -31.435 12.162 -7.588  0.266  -3.876 H14 H4M 57 
H4M H15 H15 H 0 1 N N N -2.242 -27.395 11.313 -8.426  1.034  1.271  H15 H4M 58 
H4M H16 H16 H 0 1 N N N -3.374 -28.628 11.965 -7.725  -0.585 0.992  H16 H4M 59 
H4M H17 H17 H 0 1 N N N 1.447  -30.953 8.415  -3.785  1.542  2.292  H17 H4M 60 
H4M H18 H18 H 0 1 N N N 0.841  -30.502 10.787 -6.146  1.822  1.658  H18 H4M 61 
H4M H19 H19 H 0 1 N N N -2.818 -28.727 9.495  -5.458  -0.475 -1.883 H19 H4M 62 
H4M H20 H20 H 0 1 N N N -2.225 -29.185 7.149  -3.098  -0.748 -1.240 H20 H4M 63 
H4M H21 H21 H 0 1 N N N -0.900 -30.076 5.570  -1.765  0.222  2.039  H21 H4M 64 
H4M H22 H22 H 0 1 N N N 0.099  -31.482 6.073  -1.477  -0.730 0.563  H22 H4M 65 
H4M H23 H23 H 0 1 N N N 2.050  -29.939 6.308  -1.464  2.318  0.687  H23 H4M 66 
H4M H24 H24 H 0 1 N N N 0.600  -29.983 3.608  0.841   0.322  0.545  H24 H4M 67 
H4M H25 H25 H 0 1 N N N 2.941  -29.236 4.984  0.799   3.373  0.598  H25 H4M 68 
H4M H26 H26 H 0 1 N N N 3.935  -29.693 2.331  2.682   2.296  1.864  H26 H4M 69 
H4M H27 H27 H 0 1 N N N 4.106  -30.760 3.767  3.132   1.419  0.382  H27 H4M 70 
H4M H28 H28 H 0 1 N N N 0.839  -27.917 6.403  -0.685  0.471  -1.414 H28 H4M 71 
H4M H29 H29 H 0 1 N N N 1.022  -32.073 4.502  0.062   2.168  2.645  H29 H4M 72 
H4M H30 H30 H 0 1 N N N 1.378  -27.739 4.302  1.578   1.526  -1.503 H30 H4M 73 
H4M H31 H31 H 0 1 N N N 9.461  -27.892 1.519  7.643   1.994  1.484  H31 H4M 74 
H4M H32 H32 H 0 1 N N N 8.652  -29.386 0.934  8.867   2.500  0.295  H32 H4M 75 
H4M H33 H33 H 0 1 N N N 7.229  -27.588 2.138  7.007   2.950  -1.346 H33 H4M 76 
H4M H34 H34 H 0 1 N N N 9.015  -28.035 4.312  7.404   4.407  1.259  H34 H4M 77 
H4M H35 H35 H 0 1 N N N 7.404  -26.657 5.320  7.743   6.149  -0.339 H35 H4M 78 
H4M H36 H36 H 0 1 N N N 7.992  -29.996 5.062  5.293   5.565  1.139  H36 H4M 79 
H4M H37 H37 H 0 1 N N N 7.460  -28.432 6.710  4.046   5.569  -0.897 H37 H4M 80 
H4M H38 H38 H 0 1 N N N 5.974  -30.744 4.130  4.851   3.299  1.809  H38 H4M 81 
H4M H40 H40 H 0 1 N N N 11.608 -31.963 3.200  7.541   -1.137 1.959  H40 H4M 82 
H4M CP1 CP1 C 0 1 N N N ?      ?       ?      9.393   -2.900 -0.531 CP1 H4M 83 
H4M CP3 CP3 C 0 1 N N N ?      ?       ?      8.482   -4.091 -0.228 CP3 H4M 84 
H4M CP2 CP2 C 0 1 N N N ?      ?       ?      10.117  -3.139 -1.831 CP2 H4M 85 
H4M H4  H4  H 0 1 N N N -1.794 -28.264 16.719 -11.642 -2.009 -2.420 H4  H4M 86 
H4M H5  H5  H 0 1 N N N ?      ?       ?      10.120  -2.784 0.273  H5  H4M 87 
H4M H39 H39 H 0 1 N N N ?      ?       ?      7.701   -4.153 -0.985 H39 H4M 88 
H4M H41 H41 H 0 1 N N N ?      ?       ?      9.069   -5.009 -0.235 H41 H4M 89 
H4M OP1 OP1 O 0 1 N N N ?      ?       ?      9.973   -2.371 -2.753 OP1 H4M 90 
H4M OP2 OP2 O 0 1 N N N ?      ?       ?      10.921  -4.205 -1.965 OP2 H4M 91 
H4M CP4 CP4 C 0 1 N N N ?      ?       ?      7.842   -3.906 1.150  CP4 H4M 92 
H4M CP5 CP5 C 0 1 N N N ?      ?       ?      6.945   -5.079 1.449  CP5 H4M 93 
H4M OP5 OP5 O 0 1 N N N ?      ?       ?      6.828   -5.971 0.642  OP5 H4M 94 
H4M OPX OPX O 0 1 N N N ?      ?       ?      6.274   -5.133 2.610  OPX H4M 95 
H4M H42 H42 H 0 1 N N N ?      ?       ?      11.364  -4.317 -2.817 H42 H4M 96 
H4M H43 H43 H 0 1 N N N ?      ?       ?      8.623   -3.844 1.908  H43 H4M 97 
H4M H44 H44 H 0 1 N N N ?      ?       ?      7.255   -2.988 1.158  H44 H4M 98 
H4M H45 H45 H 0 1 N N N ?      ?       ?      5.711   -5.905 2.757  H45 H4M 99 
# 
loop_
_chem_comp_bond.comp_id 
_chem_comp_bond.atom_id_1 
_chem_comp_bond.atom_id_2 
_chem_comp_bond.value_order 
_chem_comp_bond.pdbx_aromatic_flag 
_chem_comp_bond.pdbx_stereo_config 
_chem_comp_bond.pdbx_ordinal 
H4M O3A PA  SING N N 1   
H4M C5J O5J SING N N 2   
H4M C5J C4J SING N N 3   
H4M PA  O1A DOUB N N 4   
H4M PA  O5J SING N N 5   
H4M PA  O2A SING N N 6   
H4M C4J O4J SING N N 7   
H4M C4J C3J SING N N 8   
H4M O4J C1J SING N N 9   
H4M CX5 OX5 SING N N 10  
H4M CX5 CX4 SING N N 11  
H4M OX5 C1J SING N N 12  
H4M C1J C2J SING N N 13  
H4M CX4 OX4 SING N N 14  
H4M CX4 CX3 SING N N 15  
H4M C3J O3J SING N N 16  
H4M C3J C2J SING N N 17  
H4M CX3 OX3 SING N N 18  
H4M CX3 CX2 SING N N 19  
H4M C2J O2J SING N N 20  
H4M OX2 CX2 SING N N 21  
H4M CX2 CX1 SING N N 22  
H4M CX1 C11 SING N N 23  
H4M C11 C16 DOUB Y N 24  
H4M C11 C12 SING Y N 25  
H4M C16 C15 SING Y N 26  
H4M C12 C13 DOUB Y N 27  
H4M C15 C14 DOUB Y N 28  
H4M C13 C14 SING Y N 29  
H4M C14 N10 SING N N 30  
H4M N10 C10 SING N N 31  
H4M N10 C9  SING N N 32  
H4M C10 N5  SING N N 33  
H4M OH4 C4  DOUB N N 34  
H4M C9  C9M SING N N 35  
H4M C9  C6  SING N N 36  
H4M N5  C6  SING N N 37  
H4M N5  C4A SING N N 38  
H4M C4  C4A SING N N 39  
H4M C4  N3  SING N N 40  
H4M C6  C7  SING N N 41  
H4M C4A C8A DOUB N N 42  
H4M N3  C2  SING N N 43  
H4M C7  C7M SING N N 44  
H4M C7  N8  SING N N 45  
H4M C8A N8  SING N N 46  
H4M C8A N1  SING N N 47  
H4M C2  N1  DOUB N N 48  
H4M C2  NA2 SING N N 49  
H4M NA2 H1  SING N N 50  
H4M NA2 H2  SING N N 51  
H4M N3  H3  SING N N 52  
H4M C6  H6  SING N N 53  
H4M C7  H7  SING N N 54  
H4M C7M H8  SING N N 55  
H4M C7M H9  SING N N 56  
H4M C7M H10 SING N N 57  
H4M C9  H11 SING N N 58  
H4M C9M H12 SING N N 59  
H4M C9M H13 SING N N 60  
H4M C9M H14 SING N N 61  
H4M C10 H15 SING N N 62  
H4M C10 H16 SING N N 63  
H4M C12 H17 SING N N 64  
H4M C13 H18 SING N N 65  
H4M C15 H19 SING N N 66  
H4M C16 H20 SING N N 67  
H4M CX1 H21 SING N N 68  
H4M CX1 H22 SING N N 69  
H4M CX2 H23 SING N N 70  
H4M CX3 H24 SING N N 71  
H4M CX4 H25 SING N N 72  
H4M CX5 H26 SING N N 73  
H4M CX5 H27 SING N N 74  
H4M OX2 H28 SING N N 75  
H4M OX3 H29 SING N N 76  
H4M OX4 H30 SING N N 77  
H4M C5J H31 SING N N 78  
H4M C5J H32 SING N N 79  
H4M C4J H33 SING N N 80  
H4M C3J H34 SING N N 81  
H4M O3J H35 SING N N 82  
H4M C2J H36 SING N N 83  
H4M O2J H37 SING N N 84  
H4M C1J H38 SING N N 85  
H4M O2A H40 SING N N 86  
H4M O3A CP1 SING N N 87  
H4M CP1 CP3 SING N N 88  
H4M CP1 CP2 SING N N 89  
H4M N8  H4  SING N N 90  
H4M CP1 H5  SING N N 91  
H4M CP3 H39 SING N N 92  
H4M CP3 H41 SING N N 93  
H4M CP2 OP1 DOUB N N 94  
H4M CP2 OP2 SING N N 95  
H4M CP3 CP4 SING N N 96  
H4M CP4 CP5 SING N N 97  
H4M CP5 OP5 DOUB N N 98  
H4M CP5 OPX SING N N 99  
H4M OP2 H42 SING N N 100 
H4M CP4 H43 SING N N 101 
H4M CP4 H44 SING N N 102 
H4M OPX H45 SING N N 103 
# 
loop_
_pdbx_chem_comp_descriptor.comp_id 
_pdbx_chem_comp_descriptor.type 
_pdbx_chem_comp_descriptor.program 
_pdbx_chem_comp_descriptor.program_version 
_pdbx_chem_comp_descriptor.descriptor 
H4M SMILES           ACDLabs              12.01 "N1=C(N)NC(C2=C1NC(C3N2CN(C3C)c4ccc(cc4)CC(C(O)C(O)COC5OC(COP(=O)(O)OC(CCC(=O)O)C(=O)O)C(O)C5O)O)C)=O" 
H4M InChI            InChI                1.03  
;InChI=1S/C31H45N6O16P/c1-13-22-14(2)36(12-37(22)23-27(33-13)34-31(32)35-28(23)45)16-5-3-15(4-6-16)9-17(38)24(42)18(39)10-50-30-26(44)25(43)20(52-30)11-51-54(48,49)53-19(29(46)47)7-8-21(40)41/h3-6,13-14,17-20,22,24-26,30,38-39,42-44H,7-12H2,1-2H3,(H,40,41)(H,46,47)(H,48,49)(H4,32,33,34,35,45)/t13-,14+,17-,18+,19?,20+,22+,24-,25+,26+,30-/m0/s1
;
H4M InChIKey         InChI                1.03  GBMIGEWJAPFSQI-UQXKJNEMSA-N 
H4M SMILES_CANONICAL CACTVS               3.385 "C[C@@H]1NC2=C(N3CN([C@H](C)[C@@H]13)c4ccc(C[C@H](O)[C@H](O)[C@H](O)CO[C@H]5O[C@H](CO[P](O)(=O)OC(CCC(O)=O)C(O)=O)[C@@H](O)[C@H]5O)cc4)C(=O)NC(=N2)N" 
H4M SMILES           CACTVS               3.385 "C[CH]1NC2=C(N3CN([CH](C)[CH]13)c4ccc(C[CH](O)[CH](O)[CH](O)CO[CH]5O[CH](CO[P](O)(=O)OC(CCC(O)=O)C(O)=O)[CH](O)[CH]5O)cc4)C(=O)NC(=N2)N" 
H4M SMILES_CANONICAL "OpenEye OEToolkits" 1.7.6 "C[C@H]1[C@@H]2[C@H](N(CN2C3=C(N1)N=C(NC3=O)N)c4ccc(cc4)C[C@@H]([C@@H](C(CO[C@@H]5[C@@H]([C@@H]([C@H](O5)COP(=O)(O)OC(CCC(=O)O)C(=O)O)O)O)O)O)O)C" 
H4M SMILES           "OpenEye OEToolkits" 1.7.6 "CC1C2C(N(CN2C3=C(N1)N=C(NC3=O)N)c4ccc(cc4)CC(C(C(COC5C(C(C(O5)COP(=O)(O)OC(CCC(=O)O)C(=O)O)O)O)O)O)O)C" 
# 
loop_
_pdbx_chem_comp_identifier.comp_id 
_pdbx_chem_comp_identifier.type 
_pdbx_chem_comp_identifier.program 
_pdbx_chem_comp_identifier.program_version 
_pdbx_chem_comp_identifier.identifier 
H4M "SYSTEMATIC NAME" ACDLabs              12.01 
"1-{4-[(6S,6aR,7R)-3-amino-6,7-dimethyl-1-oxo-1,2,5,6,6a,7-hexahydroimidazo[1,5-f]pteridin-8(9H)-yl]phenyl}-1-deoxy-5-O-{5-O-[(R)-(1,3-dicarboxypropoxy)(hydroxy)phosphoryl]-alpha-D-ribofuranosyl}-D-ribitol"                                              
H4M "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.6 
"2-[[(2R,3S,4R,5S)-5-[(3S,4S)-5-[4-[(6S,6aR,7R)-3-azanyl-6,7-dimethyl-1-oxidanylidene-2,5,6,6a,7,9-hexahydroimidazo[1,5-f]pteridin-8-yl]phenyl]-2,3,4-tris(oxidanyl)pentoxy]-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxypentanedioic acid" 
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loop_
_pdbx_chem_comp_audit.comp_id 
_pdbx_chem_comp_audit.action_type 
_pdbx_chem_comp_audit.date 
_pdbx_chem_comp_audit.processing_site 
H4M "Create component"   2004-12-16 RCSB 
H4M "Modify descriptor"  2011-06-04 RCSB 
H4M "Other modification" 2015-04-08 RCSB 
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