data_DW6 # _chem_comp.id DW6 _chem_comp.name "CuSMo(=O)OH pterin" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C19 H25 Cu Mo N8 O15 P2 S3" _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 923.075 _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 1N5W _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm Y _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 DW6 CU CU1 CU ? 0 N N N N N N 99.297 141.877 146.260 -0.509 2.419 6.629 CU DW6 1 1 non-polymer 2 DW6 S S1 S -2 1 N N N N N N 98.262 143.731 145.639 -1.832 1.262 5.224 S DW6 2 1 non-polymer 2 DW6 MO MO1 MO ? 0 N N N N N N 97.339 144.868 147.377 -1.246 0.716 2.854 MO DW6 3 1 non-polymer 2 DW6 OM2 O1 O -1 1 N N N N N N 98.261 143.926 148.726 -2.647 -0.235 2.717 OM2 DW6 4 1 non-polymer 2 DW6 OM1 O2 O -2 1 N N N N N N 98.019 146.437 147.384 -0.394 -0.655 3.386 OM1 DW6 5 1 non-polymer 2 DW6 N1 N1 N 0 1 N N N N N N 85.201 146.783 155.075 -5.056 -0.006 0.775 N1 DW6 6 2 non-polymer 2 DW6 C2 C1 C 0 1 N N N N N N 84.025 146.702 155.829 -5.893 0.278 1.865 C2 DW6 7 2 non-polymer 2 DW6 N3 N2 N 0 1 N N N N N N 84.009 145.626 156.692 -6.079 1.570 2.231 N3 DW6 8 2 non-polymer 2 DW6 C4 C2 C 0 1 N N N N N N 84.983 144.654 156.795 -5.481 2.568 1.566 C4 DW6 9 2 non-polymer 2 DW6 C5 C3 C 0 1 N N N N N N 86.133 144.756 155.904 -4.634 2.300 0.457 C5 DW6 10 2 non-polymer 2 DW6 C6 C4 C 0 1 N N N N N N 86.254 145.827 155.081 -4.454 1.019 0.101 C6 DW6 11 2 non-polymer 2 DW6 O2 O3 O 0 1 N N N N N N 83.107 147.446 155.589 -6.445 -0.647 2.476 O2 DW6 12 2 non-polymer 2 DW6 N4 N3 N 0 1 N N N N N N 84.950 143.740 157.736 -5.704 3.813 1.975 N4 DW6 13 2 non-polymer 2 DW6 "C1'" C5 C 0 1 N N R N N N 85.434 148.102 154.331 -4.864 -1.441 0.382 "C1'" DW6 14 2 non-polymer 2 DW6 C2D C6 C 0 1 N N R N N N 86.658 148.864 155.000 -5.836 -1.907 -0.717 C2D DW6 15 2 non-polymer 2 DW6 "O2'" O4 O 0 1 N N N N N N 86.082 149.704 156.047 -6.460 -3.115 -0.316 "O2'" DW6 16 2 non-polymer 2 DW6 "C3'" C7 C 0 1 N N S N N N 87.295 149.572 153.787 -4.915 -2.041 -1.944 "C3'" DW6 17 2 non-polymer 2 DW6 C4D C8 C 0 1 N N R N N N 87.060 148.636 152.635 -3.548 -2.358 -1.321 C4D DW6 18 2 non-polymer 2 DW6 O4D O5 O 0 1 N N N N N N 85.946 147.735 153.043 -3.543 -1.628 -0.076 O4D DW6 19 2 non-polymer 2 DW6 "O3'" O6 O 0 1 N N N N N N 86.492 150.815 153.591 -5.340 -3.082 -2.818 "O3'" DW6 20 2 non-polymer 2 DW6 "C5'" C9 C 0 1 N N N N N N 88.331 147.765 152.323 -2.341 -1.982 -2.147 "C5'" DW6 21 2 non-polymer 2 DW6 "O5'" O7 O 0 1 N N N N N N 88.902 147.394 153.603 -1.154 -2.551 -1.547 "O5'" DW6 22 2 non-polymer 2 DW6 PA P1 P 0 1 N N N N N N 90.006 146.239 153.709 -0.235 -3.605 -2.290 PA DW6 23 2 non-polymer 2 DW6 O2A O9 O 0 1 N N N N N N 89.416 144.907 153.270 -0.946 -4.778 -2.842 O2A DW6 24 2 non-polymer 2 DW6 O1A O8 O 0 1 N N N N N N 90.603 146.390 155.091 0.917 -3.955 -1.360 O1A DW6 25 2 non-polymer 2 DW6 O3A O10 O 0 1 N N N N N N 91.086 146.579 152.541 0.426 -2.775 -3.477 O3A DW6 26 2 non-polymer 2 DW6 PB P2 P 0 1 N N N N N N 92.072 147.841 152.394 1.539 -1.638 -3.492 PB DW6 27 2 non-polymer 2 DW6 O1B O11 O 0 1 N N N N N N 93.332 147.569 153.150 1.695 -1.124 -4.870 O1B DW6 28 2 non-polymer 2 DW6 O2B O12 O 0 1 N N N N N N 91.269 149.078 152.651 2.779 -2.328 -2.938 O2B DW6 29 2 non-polymer 2 DW6 O3B O13 O 0 1 N N N N N N 92.356 147.763 150.786 0.977 -0.587 -2.443 O3B DW6 30 2 non-polymer 2 DW6 C10 C10 C 0 1 N N N N N N 93.477 147.089 150.231 1.790 0.356 -1.717 C10 DW6 31 2 non-polymer 2 DW6 "C9'" C11 C 0 1 N N R N N N 92.888 146.203 149.177 2.061 -0.174 -0.304 "C9'" DW6 32 2 non-polymer 2 DW6 "C8'" C12 C 0 1 N N N N N N 94.059 145.797 148.248 1.163 0.433 0.764 "C8'" DW6 33 2 non-polymer 2 DW6 "S8'" S2 S -1 1 N N N N N N 95.542 145.145 149.048 -0.508 0.307 0.630 "S8'" DW6 34 2 non-polymer 2 DW6 "C7'" C13 C 0 1 N N N N N N 94.034 145.762 146.905 1.673 1.070 1.844 "C7'" DW6 35 2 non-polymer 2 DW6 "S7'" S3 S -1 1 N N N N N N 95.389 145.177 145.907 0.672 1.886 2.911 "S7'" DW6 36 2 non-polymer 2 DW6 "C6'" C14 C 0 1 N N R N N N 92.806 146.350 146.108 3.162 1.030 2.200 "C6'" DW6 37 2 non-polymer 2 DW6 C7 C15 C 0 1 N N R N N N 91.679 146.345 147.075 3.944 0.009 1.319 C7 DW6 38 2 non-polymer 2 DW6 "O9'" O14 O 0 1 N N N N N N 92.008 146.979 148.292 3.462 0.049 -0.037 "O9'" DW6 39 2 non-polymer 2 DW6 "N5'" N4 N 0 1 N N N N N N 93.294 147.742 145.741 3.753 2.368 2.152 "N5'" DW6 40 2 non-polymer 2 DW6 C4A C16 C 0 1 N N N N N N 92.123 148.538 145.485 5.106 2.572 1.936 C4A DW6 41 2 non-polymer 2 DW6 "N8'" N5 N 0 1 N N N N N N 90.545 147.064 146.486 5.379 0.258 1.311 "N8'" DW6 42 2 non-polymer 2 DW6 C4B C17 C 0 1 N N N N N N 90.814 148.210 145.748 5.916 1.487 1.547 C4B DW6 43 2 non-polymer 2 DW6 "N1'" N6 N 0 1 N N N N N N 89.682 148.999 145.477 7.248 1.618 1.329 "N1'" DW6 44 2 non-polymer 2 DW6 "C2'" C18 C 0 1 N N N N N N 89.971 150.186 144.934 7.803 2.815 1.535 "C2'" DW6 45 2 non-polymer 2 DW6 "N2'" N7 N 0 1 N N N N N N 88.929 151.016 144.664 9.110 2.965 1.340 "N2'" DW6 46 2 non-polymer 2 DW6 "N3'" N8 N 0 1 N N N N N N 91.239 150.631 144.738 7.087 3.907 1.939 "N3'" DW6 47 2 non-polymer 2 DW6 "C4'" C19 C 0 1 N N N N N N 92.417 149.862 144.917 5.717 3.858 2.171 "C4'" DW6 48 2 non-polymer 2 DW6 "O4'" O15 O 0 1 N N N N N N 93.497 150.310 144.633 5.124 4.869 2.532 "O4'" DW6 49 2 non-polymer 2 DW6 H1 H1 H 0 1 N N N N N N 98.903 144.498 149.130 -3.287 0.118 3.180 H1 DW6 50 1 non-polymer 2 DW6 H3 H3 H 0 1 N N N N N N 86.886 143.981 155.900 -4.211 2.998 -0.014 H3 DW6 51 2 non-polymer 2 DW6 H4 H4 H 0 1 N N N N N N 87.122 145.950 154.450 -3.901 0.819 -0.629 H4 DW6 52 2 non-polymer 2 DW6 H5 H5 H 0 1 N N N N N N 84.205 143.736 158.403 -6.229 3.962 2.661 H5 DW6 53 2 non-polymer 2 DW6 H6 H6 H 0 1 N N N N N N 85.670 143.048 157.786 -5.331 4.493 1.563 H6 DW6 54 2 non-polymer 2 DW6 H7 H7 H 0 1 N N N N N N 84.533 148.732 154.296 -4.997 -2.023 1.176 H7 DW6 55 2 non-polymer 2 DW6 H8 H8 H 0 1 N N N N N N 87.361 148.130 155.420 -6.514 -1.215 -0.882 H8 DW6 56 2 non-polymer 2 DW6 H9 H9 H 0 1 N N N N N N 86.774 150.186 156.484 -7.069 -3.330 -0.854 H9 DW6 57 2 non-polymer 2 DW6 H10 H10 H 0 1 N N N N N N 88.363 149.780 153.949 -4.894 -1.177 -2.432 H10 DW6 58 2 non-polymer 2 DW6 H11 H11 H 0 1 N N N N N N 86.781 149.205 151.736 -3.493 -3.330 -1.124 H11 DW6 59 2 non-polymer 2 DW6 H12 H12 H 0 1 N N N N N N 86.836 151.302 152.851 -4.917 -3.053 -3.545 H12 DW6 60 2 non-polymer 2 DW6 H13 H13 H 0 1 N N N N N N 88.045 146.865 151.759 -2.259 -0.995 -2.183 H13 DW6 61 2 non-polymer 2 DW6 H14 H14 H 0 1 N N N N N N 89.057 148.349 151.738 -2.448 -2.322 -3.075 H14 DW6 62 2 non-polymer 2 DW6 H15 H15 H 0 1 N N N N N N 90.532 145.566 155.559 1.480 -4.543 -1.708 H15 DW6 63 2 non-polymer 2 DW6 H16 H16 H 0 1 N N N N N N 91.691 149.595 153.327 3.512 -1.832 -2.979 H16 DW6 64 2 non-polymer 2 DW6 H17 H17 H 0 1 N N N N N N 94.183 147.806 149.788 1.332 1.223 -1.659 H17 DW6 65 2 non-polymer 2 DW6 H18 H18 H 0 1 N N N N N N 93.993 146.493 150.998 2.644 0.495 -2.185 H18 DW6 66 2 non-polymer 2 DW6 H19 H19 H 0 1 N N N N N N 92.389 145.321 149.605 1.889 -1.153 -0.296 H19 DW6 67 2 non-polymer 2 DW6 H25 H25 H 0 1 N N N N N N 87.994 150.729 144.872 9.599 2.283 1.080 H25 DW6 68 2 non-polymer 2 DW6 H26 H26 H 0 1 N N N N N N 89.097 151.914 144.258 9.495 3.744 1.470 H26 DW6 69 2 non-polymer 2 DW6 H20 H20 H 0 1 N N N N N N 92.592 145.745 145.215 3.232 0.702 3.133 H20 DW6 70 2 non-polymer 2 DW6 H21 H21 H 0 1 N N N N N N 91.382 145.303 147.267 3.800 -0.901 1.682 H21 DW6 71 2 non-polymer 2 DW6 H22 H22 H 0 1 N N N N N N 93.818 148.134 146.497 3.246 3.067 2.264 H22 DW6 72 2 non-polymer 2 DW6 H27 H27 H 0 1 N N N N N N 91.351 151.580 144.443 7.505 4.672 2.059 H27 DW6 73 2 non-polymer 2 DW6 H2 H2 H 0 1 N N N N N N 90.069 146.425 145.881 5.930 -0.415 1.150 H2 DW6 74 2 non-polymer 2 # 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 DW6 CU S SING N N 1 Y N DW6 S MO SING N N 2 Y N DW6 MO "S7'" SING N N 3 Y N DW6 MO "S8'" SING N N 4 Y N DW6 MO OM2 SING N N 5 Y N DW6 MO OM1 DOUB N N 6 Y N DW6 N1 C6 SING N N 7 N N DW6 N1 "C1'" SING N N 8 N N DW6 N1 C2 SING N N 9 N N DW6 C2 N3 SING N N 10 N N DW6 C2 O2 DOUB N N 11 N N DW6 N3 C4 DOUB N N 12 N N DW6 C4 C5 SING N N 13 N N DW6 C4 N4 SING N N 14 N N DW6 C5 C6 DOUB N N 15 N N DW6 "C1'" C2D SING N N 16 N N DW6 "C1'" O4D SING N N 17 N N DW6 C2D "C3'" SING N N 18 N N DW6 C2D "O2'" SING N N 19 N N DW6 "C3'" C4D SING N N 20 N N DW6 "C3'" "O3'" SING N N 21 N N DW6 C4D O4D SING N N 22 N N DW6 C4D "C5'" SING N N 23 N N DW6 "C5'" "O5'" SING N N 24 N N DW6 "O5'" PA SING N N 25 N N DW6 PA O2A DOUB N N 26 N N DW6 PA O1A SING N N 27 N N DW6 PA O3A SING N N 28 N N DW6 O3A PB SING N N 29 N N DW6 PB O3B SING N N 30 N N DW6 PB O1B DOUB N N 31 N N DW6 PB O2B SING N N 32 N N DW6 O3B C10 SING N N 33 N N DW6 C10 "C9'" SING N N 34 N N DW6 "C9'" "C8'" SING N N 35 N N DW6 "C9'" "O9'" SING N N 36 N N DW6 "C8'" "S8'" SING N N 37 N N DW6 "C8'" "C7'" DOUB N N 38 N N DW6 "C7'" "C6'" SING N N 39 N N DW6 "C7'" "S7'" SING N N 40 N N DW6 "C6'" "N5'" SING N N 41 N N DW6 "C6'" C7 SING N N 42 N N DW6 C7 "N8'" SING N N 43 N N DW6 C7 "O9'" SING N N 44 N N DW6 "N5'" C4A SING N N 45 N N DW6 C4A C4B DOUB N N 46 N N DW6 C4A "C4'" SING N N 47 N N DW6 "N8'" C4B SING N N 48 N N DW6 C4B "N1'" SING N N 49 N N DW6 "N1'" "C2'" DOUB N N 50 N N DW6 "C2'" "N2'" SING N N 51 N N DW6 "C2'" "N3'" SING N N 52 N N DW6 "N3'" "C4'" SING N N 53 N N DW6 "C4'" "O4'" DOUB N N 54 N N DW6 OM2 H1 SING N N 55 N N DW6 C5 H3 SING N N 56 N N DW6 C6 H4 SING N N 57 N N DW6 N4 H5 SING N N 58 N N DW6 N4 H6 SING N N 59 N N DW6 "C1'" H7 SING N N 60 N N DW6 C2D H8 SING N N 61 N N DW6 "O2'" H9 SING N N 62 N N DW6 "C3'" H10 SING N N 63 N N DW6 C4D H11 SING N N 64 N N DW6 "O3'" H12 SING N N 65 N N DW6 "C5'" H13 SING N N 66 N N DW6 "C5'" H14 SING N N 67 N N DW6 O1A H15 SING N N 68 N N DW6 O2B H16 SING N N 69 N N DW6 C10 H17 SING N N 70 N N DW6 C10 H18 SING N N 71 N N DW6 "C9'" H19 SING N N 72 N N DW6 "C6'" H20 SING N N 73 N N DW6 C7 H21 SING N N 74 N N DW6 "N5'" H22 SING N N 75 N N DW6 "N2'" H25 SING N N 76 N N DW6 "N2'" H26 SING N N 77 N N DW6 "N3'" H27 SING N N 78 N N DW6 H2 "N8'" 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 DW6 InChI InChI 1.06 "InChI=1S/C19H26N8O13P2S2.Cu.Mo.H2O.O.S/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);;;1H2;;/q;;+3;;;/p-3/t5-,6-,8+,10-,11-,16-,17-;;;;;/m1...../s1" DW6 InChIKey InChI 1.06 XKFMHYOTIHIFEC-OVUKQGSTSA-K DW6 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)(S[Cu])S6)C(=O)N1" DW6 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)(S[Cu])S6)C(=O)N1" DW6 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)S[Cu])O)O" DW6 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)S[Cu])O)O" # _pdbx_chem_comp_identifier.comp_id DW6 _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-16-[[[[(2~{R},3~{S},4~{R},5~{R})-5-(4-azanyl-2-oxidanylidene-pyrimidin-1-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-oxidanyl-phosphoryl]oxymethyl]-13-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-13-yl]sulfanylcopper" # loop_ _pdbx_chem_comp_atom_coordination.geometry_id _pdbx_chem_comp_atom_coordination.comp_id _pdbx_chem_comp_atom_coordination.atom_id _pdbx_chem_comp_atom_coordination.number _pdbx_chem_comp_atom_coordination.geometry_calculated _pdbx_chem_comp_atom_coordination.geometry_generic _pdbx_chem_comp_atom_coordination.geometry_abbr _pdbx_chem_comp_atom_coordination.provenance _pdbx_chem_comp_atom_coordination.representative_entry_id 1 DW6 CU 2 "trigonal plane with a vacancy" bent TRV FindGeo 8UEM 2 DW6 CU 2 linear linear LIN FindGeo 1ZXI 3 DW6 CU 3 "square plane with a vacancy" "t shape" SPV FindGeo 1N5W 4 DW6 CU 3 trigonal-planar "trigonal planar" TPL MetalCoord 1N61 5 DW6 MO 6 octahedral octahedral OCT MetalCoord 1N5W 6 DW6 MO 5 square-pyramid "square pyramidal" SQP MetalCoord 1N61 # loop_ _pdbx_chem_comp_atom_coordination_sphere.id _pdbx_chem_comp_atom_coordination_sphere.geometry_id _pdbx_chem_comp_atom_coordination_sphere.comp_id _pdbx_chem_comp_atom_coordination_sphere.atom_id _pdbx_chem_comp_atom_coordination_sphere.descriptor _pdbx_chem_comp_atom_coordination_sphere.provenance _pdbx_chem_comp_atom_coordination_sphere.representative_entry_id 1 4 DW6 CU "@TPL{Cu,O,S,S}" MetalCoord 1N61 2 5 DW6 MO "@OCT{Mo,O,O,O,S,S,S}" MetalCoord 1N5W 3 6 DW6 MO "@SQP{Mo,O,S,S,S,O}" MetalCoord 1N61 # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id DW6 _pdbx_chem_comp_pcm.modified_residue_id CYS _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Metal coordination" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom CU _pdbx_chem_comp_pcm.modified_residue_id_linking_atom SG _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession ? _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? _pdbx_chem_comp_pcm.position "Amino-acid side chain" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site DW6 "Create component" 2026-04-20 RCSB DW6 "Other modification" 2026-07-31 RCSB DW6 "Initial release" 2026-08-12 RCSB #