data_EKW # _chem_comp.id EKW _chem_comp.name Dihydroxo-oxo-molybdopterin _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C19 H26 Mo N8 O16 P2 S2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge ? _chem_comp.pdbx_initial_date 2026-04-20 _chem_comp.pdbx_modified_date 2026-08-07 _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 844.471 _chem_comp.one_letter_code ? _chem_comp.three_letter_code ? _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details MetalCoord _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 1N60 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm ? _chem_comp.pdbx_comp_type "metal-containing ligand" # 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.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _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 _chem_comp_atom.pdbx_residue_numbering _chem_comp_atom.pdbx_polymer_type _chem_comp_atom.pdbx_component_id EKW OM1 O1 O -2 1 N N N N N N 96.975 145.139 146.158 1.094 0.284 -3.761 OM1 EKW 1 1 non-polymer 2 EKW MO MO1 MO ? 0 N N N N N N 96.336 143.565 146.070 1.580 1.845 -4.056 MO EKW 2 1 non-polymer 2 EKW OR1 O2 O -1 1 N N N N N N 96.962 142.786 144.565 2.042 1.471 -5.610 OR1 EKW 3 1 non-polymer 2 EKW OM2 O3 O -1 1 N N N N N N 97.169 142.526 147.265 0.060 2.278 -4.578 OM2 EKW 4 1 non-polymer 2 EKW N1 N1 N 0 1 N N N N N N 84.566 145.257 153.772 -6.534 -0.431 -0.603 N1 EKW 5 2 non-polymer 3 EKW C2 C1 C 0 1 N N N N N N 83.437 145.144 154.531 -7.850 0.039 -0.728 C2 EKW 6 2 non-polymer 3 EKW N3 N2 N 0 1 N N N N N N 83.312 144.111 155.384 -8.783 -0.370 0.167 N3 EKW 7 2 non-polymer 3 EKW C4 C2 C 0 1 N N N N N N 84.324 143.201 155.471 -8.461 -1.208 1.163 C4 EKW 8 2 non-polymer 3 EKW C5 C3 C 0 1 N N N N N N 85.432 143.279 154.679 -7.133 -1.691 1.309 C5 EKW 9 2 non-polymer 3 EKW C6 C4 C 0 1 N N N N N N 85.547 144.309 153.815 -6.216 -1.282 0.418 C6 EKW 10 2 non-polymer 3 EKW O2 O4 O 0 1 N N N N N N 82.431 145.899 154.378 -8.142 0.814 -1.648 O2 EKW 11 2 non-polymer 3 EKW N4 N3 N 0 1 N N N N N N 84.244 142.243 156.419 -9.421 -1.571 2.008 N4 EKW 12 2 non-polymer 3 EKW "C1'" C5 C 0 1 N N R N N N 84.824 146.471 152.966 -5.516 0.035 -1.601 "C1'" EKW 13 2 non-polymer 3 EKW C2D C6 C 0 1 N N R N N N 85.875 147.288 153.695 -4.745 1.288 -1.149 C2D EKW 14 2 non-polymer 3 EKW "O2'" O5 O 0 1 N N N N N N 85.380 148.114 154.704 -4.743 2.246 -2.194 "O2'" EKW 15 2 non-polymer 3 EKW "C3'" C7 C 0 1 N N S N N N 86.477 148.029 152.521 -3.356 0.721 -0.802 "C3'" EKW 16 2 non-polymer 3 EKW C4D C8 C 0 1 N N R N N N 86.311 147.052 151.356 -3.239 -0.505 -1.719 C4D EKW 17 2 non-polymer 3 EKW O4D O6 O 0 1 N N N N N N 85.253 146.147 151.741 -4.589 -1.001 -1.841 O4D EKW 18 2 non-polymer 3 EKW "O3'" O7 O 0 1 N N N N N N 85.723 149.236 152.300 -2.317 1.660 -1.057 "O3'" EKW 19 2 non-polymer 3 EKW "C5'" C9 C 0 1 N N N N N N 87.532 146.195 151.091 -2.327 -1.612 -1.242 "C5'" EKW 20 2 non-polymer 3 EKW "O5'" O8 O 0 1 N N N N N N 88.166 145.830 152.341 -0.949 -1.252 -1.500 "O5'" EKW 21 2 non-polymer 3 EKW PA P1 P 0 1 N N N N N N 89.265 144.684 152.452 0.289 -2.111 -1.001 PA EKW 22 2 non-polymer 3 EKW O2A O10 O 0 1 N N N N N N 88.682 143.390 152.054 1.604 -1.646 -1.492 O2A EKW 23 2 non-polymer 3 EKW O1A O9 O 0 1 N N N N N N 89.836 144.881 153.817 0.022 -3.586 -1.279 O1A EKW 24 2 non-polymer 3 EKW O3A O11 O 0 1 N N N N N N 90.340 145.013 151.343 0.255 -1.976 0.587 O3A EKW 25 2 non-polymer 3 EKW PB P2 P 0 1 N N N N N N 91.291 146.286 151.175 0.332 -0.733 1.581 PB EKW 26 2 non-polymer 3 EKW O1B O12 O 0 1 N N N N N N 92.572 146.064 151.887 0.869 -1.184 2.883 O1B EKW 27 2 non-polymer 3 EKW O2B O13 O 0 1 N N N N N N 90.496 147.538 151.488 -1.100 -0.219 1.645 O2B EKW 28 2 non-polymer 3 EKW O3B O14 O 0 1 N N N N N N 91.511 146.297 149.629 1.236 0.325 0.820 O3B EKW 29 2 non-polymer 3 EKW C10 C10 C 0 1 N N N N N N 92.566 145.592 149.004 1.396 1.678 1.291 C10 EKW 30 2 non-polymer 3 EKW "C9'" C11 C 0 1 N N R N N N 92.037 144.721 147.898 2.492 2.429 0.527 "C9'" EKW 31 2 non-polymer 3 EKW "C8'" C12 C 0 1 N N N N N N 93.104 144.204 147.052 2.531 2.155 -0.969 "C8'" EKW 32 2 non-polymer 3 EKW "S8'" S1 S -1 1 N N N N N N 94.590 143.622 147.822 1.130 2.357 -1.876 "S8'" EKW 33 2 non-polymer 3 EKW "C7'" C13 C 0 1 N N N N N N 93.057 144.279 145.675 3.670 1.763 -1.590 "C7'" EKW 34 2 non-polymer 3 EKW "S7'" S2 S -1 1 N N N N N N 94.415 143.771 144.702 3.652 1.336 -3.210 "S7'" EKW 35 2 non-polymer 3 EKW "C6'" C14 C 0 1 N N R N N N 91.914 144.912 144.990 5.032 1.730 -0.880 "C6'" EKW 36 2 non-polymer 3 EKW C7 C15 C 0 1 N N R N N N 90.724 144.932 145.933 4.979 2.417 0.520 C7 EKW 37 2 non-polymer 3 EKW "O9'" O15 O 0 1 N N N N N N 91.100 145.533 147.166 3.738 2.104 1.178 "O9'" EKW 38 2 non-polymer 3 EKW "N5'" N4 N 0 1 N N N N N N 92.292 146.253 144.601 5.560 0.367 -0.800 "N5'" EKW 39 2 non-polymer 3 EKW C4A C16 C 0 1 N N N N N N 91.260 147.110 144.327 6.452 -0.034 0.186 C4A EKW 40 2 non-polymer 3 EKW "N8'" N5 N 0 1 N N N N N N 89.648 145.650 145.377 6.076 2.019 1.393 "N8'" EKW 41 2 non-polymer 3 EKW C4B C17 C 0 1 N N N N N N 89.909 146.817 144.699 6.725 0.829 1.265 C4B EKW 42 2 non-polymer 3 EKW "N1'" N6 N 0 1 N N N N N N 88.865 147.587 144.405 7.591 0.502 2.256 "N1'" EKW 43 2 non-polymer 3 EKW "C2'" C18 C 0 1 N N N N N N 89.112 148.768 143.825 8.231 -0.667 2.170 "C2'" EKW 44 2 non-polymer 3 EKW "N2'" N7 N 0 1 N N N N N N 88.076 149.591 143.534 9.095 -1.004 3.123 "N2'" EKW 45 2 non-polymer 3 EKW "N3'" N8 N 0 1 N N N N N N 90.392 149.141 143.562 8.040 -1.545 1.140 "N3'" EKW 46 2 non-polymer 3 EKW "C4'" C19 C 0 1 N N N N N N 91.492 148.381 143.757 7.160 -1.288 0.093 "C4'" EKW 47 2 non-polymer 3 EKW "O4'" O16 O 0 1 N N N N N N 92.647 148.784 143.466 7.028 -2.112 -0.806 "O4'" EKW 48 2 non-polymer 3 EKW H2 H2 H 0 1 N N N N N N 97.528 143.395 144.105 1.469 0.974 -6.031 H2 EKW 49 1 non-polymer 2 EKW H3 H3 H 0 1 N N N N N N 97.817 143.038 147.733 -0.555 2.053 -4.011 H3 EKW 50 1 non-polymer 2 EKW H4 H4 H 0 1 N N N N N N 86.205 142.528 154.743 -6.901 -2.280 2.007 H4 EKW 51 2 non-polymer 3 EKW H5 H5 H 0 1 N N N N N N 86.406 144.383 153.165 -5.333 -1.587 0.497 H5 EKW 52 2 non-polymer 3 EKW H6 H6 H 0 1 N N N N N N 83.457 142.214 157.035 -10.235 -1.264 1.904 H6 EKW 53 2 non-polymer 3 EKW H7 H7 H 0 1 N N N N N N 84.972 141.563 156.505 -9.248 -2.118 2.672 H7 EKW 54 2 non-polymer 3 EKW H8 H8 H 0 1 N N N N N N 83.900 147.065 152.914 -5.968 0.246 -2.461 H8 EKW 55 2 non-polymer 3 EKW H9 H9 H 0 1 N N N N N N 86.632 146.601 154.102 -5.162 1.668 -0.344 H9 EKW 56 2 non-polymer 3 EKW H10 H10 H 0 1 N N N N N N 86.098 148.587 155.107 -4.418 2.976 -1.931 H10 EKW 57 2 non-polymer 3 EKW H11 H11 H 0 1 N N N N N N 87.542 148.239 152.698 -3.343 0.454 0.154 H11 EKW 58 2 non-polymer 3 EKW H12 H12 H 0 1 N N N N N N 86.040 147.606 150.445 -2.923 -0.214 -2.614 H12 EKW 59 2 non-polymer 3 EKW H13 H13 H 0 1 N N N N N N 86.092 149.710 151.564 -1.587 1.394 -0.734 H13 EKW 60 2 non-polymer 3 EKW H14 H14 H 0 1 N N N N N N 87.227 145.282 150.558 -2.548 -2.450 -1.724 H14 EKW 61 2 non-polymer 3 EKW H15 H15 H 0 1 N N N N N N 88.245 146.760 150.473 -2.459 -1.767 -0.271 H15 EKW 62 2 non-polymer 3 EKW H16 H16 H 0 1 N N N N N N 89.750 144.077 154.316 0.681 -4.117 -1.015 H16 EKW 63 2 non-polymer 3 EKW H17 H17 H 0 1 N N N N N N 90.955 148.050 152.144 -1.223 0.427 2.239 H17 EKW 64 2 non-polymer 3 EKW H18 H18 H 0 1 N N N N N N 93.284 146.312 148.585 1.622 1.671 2.247 H18 EKW 65 2 non-polymer 3 EKW H19 H19 H 0 1 N N N N N N 93.072 144.962 149.750 0.550 2.166 1.189 H19 EKW 66 2 non-polymer 3 EKW H20 H20 H 0 1 N N N N N N 91.501 143.874 148.352 2.319 3.402 0.634 H20 EKW 67 2 non-polymer 3 EKW H24 H24 H 0 1 N N N N N N 87.140 149.314 143.752 9.240 -0.463 3.799 H24 EKW 68 2 non-polymer 3 EKW H25 H25 H 0 1 N N N N N N 88.247 150.476 143.101 9.527 -1.768 3.085 H25 EKW 69 2 non-polymer 3 EKW H21 H21 H 0 1 N N N N N N 91.651 144.325 144.098 5.661 2.266 -1.428 H21 EKW 70 2 non-polymer 3 EKW H22 H22 H 0 1 N N N N N N 90.416 143.892 146.115 5.037 3.399 0.396 H22 EKW 71 2 non-polymer 3 EKW H23 H23 H 0 1 N N N N N N 89.185 145.036 144.738 6.336 2.571 2.033 H23 EKW 72 2 non-polymer 3 EKW H1 H1 H 0 1 N N N N N N 92.829 146.648 145.346 5.314 -0.224 -1.390 H1 EKW 73 2 non-polymer 3 EKW H26 H26 H 0 1 N N N N N N 90.532 150.059 143.191 8.489 -2.302 1.134 H26 EKW 74 2 non-polymer 3 # 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 _chem_comp_bond.pdbx_metal_coordination_flag _chem_comp_bond.pdbx_metal_pi_flag EKW OM1 MO DOUB N N 1 Y N EKW MO OR1 SING N N 2 Y N EKW MO "S7'" SING N N 3 Y N EKW MO "S8'" SING N N 4 Y N EKW MO OM2 SING N N 5 Y N EKW N1 C6 SING N N 6 N N EKW N1 "C1'" SING N N 7 N N EKW N1 C2 SING N N 8 N N EKW C2 N3 SING N N 9 N N EKW C2 O2 DOUB N N 10 N N EKW N3 C4 DOUB N N 11 N N EKW C4 C5 SING N N 12 N N EKW C4 N4 SING N N 13 N N EKW C5 C6 DOUB N N 14 N N EKW "C1'" O4D SING N N 15 N N EKW "C1'" C2D SING N N 16 N N EKW C2D "C3'" SING N N 17 N N EKW C2D "O2'" SING N N 18 N N EKW "C3'" C4D SING N N 19 N N EKW "C3'" "O3'" SING N N 20 N N EKW C4D O4D SING N N 21 N N EKW C4D "C5'" SING N N 22 N N EKW "C5'" "O5'" SING N N 23 N N EKW "O5'" PA SING N N 24 N N EKW PA O2A DOUB N N 25 N N EKW PA O1A SING N N 26 N N EKW PA O3A SING N N 27 N N EKW O3A PB SING N N 28 N N EKW PB O3B SING N N 29 N N EKW PB O1B DOUB N N 30 N N EKW PB O2B SING N N 31 N N EKW O3B C10 SING N N 32 N N EKW C10 "C9'" SING N N 33 N N EKW "C9'" "O9'" SING N N 34 N N EKW "C9'" "C8'" SING N N 35 N N EKW "C8'" "S8'" SING N N 36 N N EKW "C8'" "C7'" DOUB N N 37 N N EKW "C7'" "S7'" SING N N 38 N N EKW "C7'" "C6'" SING N N 39 N N EKW "C6'" "N5'" SING N N 40 N N EKW "C6'" C7 SING N N 41 N N EKW C7 "N8'" SING N N 42 N N EKW C7 "O9'" SING N N 43 N N EKW "N5'" C4A SING N N 44 N N EKW C4A C4B DOUB N N 45 N N EKW C4A "C4'" SING N N 46 N N EKW "N8'" C4B SING N N 47 N N EKW C4B "N1'" SING N N 48 N N EKW "N1'" "C2'" DOUB N N 49 N N EKW "C2'" "N2'" SING N N 50 N N EKW "C2'" "N3'" SING N N 51 N N EKW "N3'" "C4'" SING N N 52 N N EKW "C4'" "O4'" DOUB N N 53 N N EKW OR1 H2 SING N N 54 N N EKW OM2 H3 SING N N 55 N N EKW C5 H4 SING N N 56 N N EKW C6 H5 SING N N 57 N N EKW N4 H6 SING N N 58 N N EKW N4 H7 SING N N 59 N N EKW "C1'" H8 SING N N 60 N N EKW C2D H9 SING N N 61 N N EKW "O2'" H10 SING N N 62 N N EKW "C3'" H11 SING N N 63 N N EKW C4D H12 SING N N 64 N N EKW "O3'" H13 SING N N 65 N N EKW "C5'" H14 SING N N 66 N N EKW "C5'" H15 SING N N 67 N N EKW O1A H16 SING N N 68 N N EKW O2B H17 SING N N 69 N N EKW C10 H18 SING N N 70 N N EKW C10 H19 SING N N 71 N N EKW "C9'" H20 SING N N 72 N N EKW "C6'" H21 SING N N 73 N N EKW C7 H22 SING N N 74 N N EKW "N8'" H23 SING N N 75 N N EKW "N2'" H24 SING N N 76 N N EKW "N2'" H25 SING N N 77 N N EKW H1 "N5'" SING N N 78 N N EKW H26 "N3'" SING N N 79 N N # 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 EKW InChI InChI 1.06 "InChI=1S/C19H26N8O13P2S2.Mo.2H2O.O/c20-7-1-2-27(19(31)22-7)17-11(29)10(28)5(39-17)3-36-41(32,33)40-42(34,35)37-4-6-12(43)13(44)8-16(38-6)24-14-9(23-8)15(30)26-18(21)25-14;;;;/h1-2,5-6,8,10-11,16-17,23,28-29,43-44H,3-4H2,(H,32,33)(H,34,35)(H2,20,22,31)(H4,21,24,25,26,30);;2*1H2;/q;+4;;;/p-4/t5-,6-,8+,10-,11-,16-,17-;;;;/m1..../s1" EKW InChIKey InChI 1.06 COALTHRWEHBUDS-MQPNXHJTSA-J EKW SMILES_CANONICAL CACTVS 3.385 "NC1=NC2=C(N[C@@H]3[C@H](N2)O[C@H](CO[P](O)(=O)O[P](O)(=O)OC[C@H]4O[C@H]([C@H](O)[C@@H]4O)N5C=CC(=NC5=O)N)C6=C3S[Mo](O)(O)(=O)S6)C(=O)N1" EKW SMILES CACTVS 3.385 "NC1=NC2=C(N[CH]3[CH](N2)O[CH](CO[P](O)(=O)O[P](O)(=O)OC[CH]4O[CH]([CH](O)[CH]4O)N5C=CC(=NC5=O)N)C6=C3S[Mo](O)(O)(=O)S6)C(=O)N1" EKW SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C1=CN(C(=O)N=C1N)[C@H]2[C@@H]([C@@H]([C@H](O2)COP(=O)(O)OP(=O)(O)OC[C@@H]3C4=C([C@H]5[C@@H](O3)NC6=C(N5)C(=O)NC(=N6)N)S[Mo](=O)(S4)(O)O)O)O" EKW SMILES "OpenEye OEToolkits" 2.0.7 "C1=CN(C(=O)N=C1N)C2C(C(C(O2)COP(=O)(O)OP(=O)(O)OCC3C4=C(C5C(O3)NC6=C(N5)C(=O)NC(=N6)N)S[Mo](=O)(S4)(O)O)O)O" # _pdbx_chem_comp_identifier.comp_id EKW _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "[[(1~{R},10~{R},16~{R})-5-azanyl-13,13-bis(oxidanyl)-7,13-bis(oxidanylidene)-17-oxa-12,14-dithia-2,4,6,9-tetraza-13$l^{6}-molybdatetracyclo[8.7.0.0^{3,8}.0^{11,15}]heptadeca-3(8),4,11(15)-trien-16-yl]methoxy-oxidanyl-phosphoryl] [(2~{R},3~{S},4~{R},5~{R})-5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methyl hydrogen phosphate" # _pdbx_chem_comp_atom_coordination.geometry_id 1 _pdbx_chem_comp_atom_coordination.comp_id EKW _pdbx_chem_comp_atom_coordination.atom_id MO _pdbx_chem_comp_atom_coordination.number 5 _pdbx_chem_comp_atom_coordination.geometry_calculated square-pyramid _pdbx_chem_comp_atom_coordination.geometry_generic "square pyramidal" _pdbx_chem_comp_atom_coordination.geometry_abbr SQP _pdbx_chem_comp_atom_coordination.provenance MetalCoord _pdbx_chem_comp_atom_coordination.representative_entry_id 1N60 # _pdbx_chem_comp_atom_coordination_sphere.id 1 _pdbx_chem_comp_atom_coordination_sphere.geometry_id 1 _pdbx_chem_comp_atom_coordination_sphere.comp_id EKW _pdbx_chem_comp_atom_coordination_sphere.atom_id MO _pdbx_chem_comp_atom_coordination_sphere.descriptor "@SQP{Mo,O,O,S,S,O}" _pdbx_chem_comp_atom_coordination_sphere.provenance MetalCoord _pdbx_chem_comp_atom_coordination_sphere.representative_entry_id 1N60 # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site EKW "Create component" 2026-04-20 RCSB EKW "Other modification" 2026-07-31 RCSB EKW "Initial release" 2026-08-12 RCSB #