data_ZXS # _chem_comp.id ZXS _chem_comp.name "CU-S-MO(=O)O-NBIC-molybdopterin cytosine dinucleotide" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C24 H31 Cu Mo N9 O15 P2 S3" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge ? _chem_comp.pdbx_initial_date 2026-04-15 _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 1003.183 _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 1N62 _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 ZXS C3Z C1 C 0 1 N N N N N N 100.749 141.723 145.670 0.822 -2.489 3.041 C3Z ZXS 1 ZXS C2Z C2 C 0 1 N N N N N N 99.686 141.301 146.410 1.587 -1.784 2.207 C2Z ZXS 2 ZXS C1Z C3 C 0 1 N N N N N N 99.010 140.139 146.033 1.969 -2.215 0.826 C1Z ZXS 3 ZXS NZ N1 N 0 1 N N N N N N 98.595 140.228 144.647 1.032 -1.744 -0.202 NZ ZXS 4 ZXS CU CU1 CU ? 0 N N N N N N 98.816 138.831 143.505 1.667 -0.365 -1.426 CU ZXS 5 ZXS MO MO1 MO ? 0 N N N N N N 95.822 142.902 144.015 -2.230 -2.281 0.578 MO ZXS 6 ZXS S S1 S -1 1 N N N N N N 97.095 141.349 142.783 -1.170 -1.504 -1.550 S ZXS 7 ZXS CZ C4 C 0 1 N N N N N N 97.615 141.071 144.390 -0.218 -2.176 -0.364 CZ ZXS 8 ZXS OM2 O1 O -1 1 N N N N N N 97.006 141.839 145.204 -0.741 -3.008 0.366 OM2 ZXS 9 ZXS C4Z C5 C 0 1 N N N N N N 101.736 142.828 146.288 0.352 -2.035 4.386 C4Z ZXS 10 ZXS OM1 O2 O -2 1 N N N N N N 96.455 144.436 143.980 -3.117 -2.803 -0.726 OM1 ZXS 11 ZXS N1 N2 N 0 1 N N N N N N 84.096 144.510 151.549 5.678 -1.249 1.673 N1 ZXS 12 ZXS C2 C6 C 0 1 N N N N N N 82.967 144.386 152.273 5.976 -2.348 2.493 C2 ZXS 13 ZXS N3 N3 N 0 1 N N N N N N 82.886 143.378 153.145 6.630 -3.409 1.960 N3 ZXS 14 ZXS C4 C7 C 0 1 N N N N N N 83.845 142.467 153.218 6.996 -3.415 0.671 C4 ZXS 15 ZXS C5 C8 C 0 1 N N N N N N 84.977 142.530 152.375 6.708 -2.309 -0.174 C5 ZXS 16 ZXS C6 C9 C 0 1 N N N N N N 85.092 143.561 151.599 6.061 -1.263 0.362 C6 ZXS 17 ZXS O2 O3 O 0 1 N N N N N N 82.020 145.141 152.104 5.639 -2.336 3.685 O2 ZXS 18 ZXS N4 N4 N 0 1 N N N N N N 83.860 141.512 154.138 7.634 -4.485 0.208 N4 ZXS 19 ZXS "C1'" C10 C 0 1 N N R N N N 84.329 145.743 150.781 4.960 -0.082 2.284 "C1'" ZXS 20 ZXS C2D C11 C 0 1 N N R N N N 85.448 146.550 151.424 5.911 1.019 2.788 C2D ZXS 21 ZXS "O2'" O4 O 0 1 N N N N N N 84.922 147.354 152.443 5.585 1.349 4.128 "O2'" ZXS 22 ZXS "C3'" C12 C 0 1 N N S N N N 86.039 147.287 150.290 5.677 2.155 1.776 "C3'" ZXS 23 ZXS C4D C13 C 0 1 N N R N N N 85.867 146.274 149.158 4.231 1.919 1.318 C4D ZXS 24 ZXS O4D O5 O 0 1 N N N N N N 84.781 145.395 149.541 4.086 0.483 1.331 O4D ZXS 25 ZXS "O3'" O6 O 0 1 N N N N N N 85.287 148.481 150.074 5.831 3.440 2.370 "O3'" ZXS 26 ZXS "C5'" C14 C 0 1 N N N N N N 87.067 145.454 148.870 3.867 2.467 -0.042 "C5'" ZXS 27 ZXS "O5'" O7 O 0 1 N N N N N N 87.698 145.090 150.101 2.435 2.425 -0.206 "O5'" ZXS 28 ZXS PA P1 P 0 1 N N N N N N 88.821 143.957 150.212 1.759 2.797 -1.586 PA ZXS 29 ZXS O2A O9 O 0 1 N N N N N N 88.264 142.675 149.806 2.128 1.917 -2.717 O2A ZXS 30 ZXS O1A O8 O 0 1 N N N N N N 89.372 144.135 151.557 1.994 4.278 -1.846 O1A ZXS 31 ZXS O3A O10 O 0 1 N N N N N N 89.886 144.329 149.108 0.201 2.657 -1.294 O3A ZXS 32 ZXS PB P2 P 0 1 N N N N N N 90.821 145.589 148.946 -0.916 3.667 -0.766 PB ZXS 33 ZXS O1B O11 O 0 1 N N N N N N 92.070 145.339 149.663 -0.390 5.048 -0.804 O1B ZXS 34 ZXS O2B O12 O 0 1 N N N N N N 90.028 146.799 149.252 -1.253 3.187 0.639 O2B ZXS 35 ZXS O3B O13 O 0 1 N N N N N N 91.032 145.595 147.432 -2.184 3.423 -1.691 O3B ZXS 36 ZXS C10 C15 C 0 1 N N N N N N 92.116 144.893 146.807 -2.758 2.136 -2.005 C10 ZXS 37 ZXS "C9'" C16 C 0 1 N N R N N N 91.571 143.995 145.734 -3.902 1.804 -1.032 "C9'" ZXS 38 ZXS "C8'" C17 C 0 1 N N N N N N 92.644 143.475 144.884 -3.672 0.665 -0.048 "C8'" ZXS 39 ZXS "S8'" S2 S -1 1 N N N N N N 94.142 142.963 145.684 -2.209 0.254 0.681 "S8'" ZXS 40 ZXS "C7'" C18 C 0 1 N N N N N N 92.562 143.497 143.570 -4.680 -0.133 0.310 "C7'" ZXS 41 ZXS "S7'" S3 S -1 1 N N N N N N 94.007 143.018 142.612 -4.297 -1.474 1.230 "S7'" ZXS 42 ZXS "C6'" C19 C 0 1 N N R N N N 91.600 144.183 142.914 -6.122 0.174 -0.081 "C6'" ZXS 43 ZXS C7 C20 C 0 1 N N R N N N 90.298 144.145 143.754 -6.143 0.667 -1.557 C7 ZXS 44 ZXS "O9'" O14 O 0 1 N N N N N N 90.665 144.769 144.962 -5.066 1.578 -1.862 "O9'" ZXS 45 ZXS "N5'" N5 N 0 1 N N N N N N 91.839 145.430 142.421 -6.993 -0.986 0.107 "N5'" ZXS 46 ZXS C4A C21 C 0 1 N N N N N N 90.806 146.318 142.209 -7.112 -1.957 -0.869 C4A ZXS 47 ZXS "N8'" N6 N 0 1 N N N N N N 89.218 144.879 143.208 -6.081 -0.474 -2.468 "N8'" ZXS 48 ZXS C4B C22 C 0 1 N N N N N N 89.526 146.011 142.554 -6.601 -1.695 -2.156 C4B ZXS 49 ZXS "N1'" N7 N 0 1 N N N N N N 88.455 146.790 142.232 -6.668 -2.607 -3.158 "N1'" ZXS 50 ZXS "C2'" C23 C 0 1 N N N N N N 88.702 147.983 141.695 -7.191 -3.805 -2.881 "C2'" ZXS 51 ZXS "N2'" N8 N 0 1 N N N N N N 87.703 148.838 141.404 -7.255 -4.722 -3.843 "N2'" ZXS 52 ZXS "N3'" N9 N 0 1 N N N N N N 89.960 148.365 141.459 -7.672 -4.142 -1.646 "N3'" ZXS 53 ZXS "C4'" C24 C 0 1 N N N N N N 91.071 147.574 141.645 -7.653 -3.259 -0.572 "C4'" ZXS 54 ZXS "O4'" O15 O 0 1 N N N N N N 92.194 147.988 141.389 -8.098 -3.611 0.515 "O4'" ZXS 55 ZXS H1 H1 H 0 1 N N N N N N 100.925 141.321 144.683 0.559 -3.351 2.748 H1 ZXS 56 ZXS H2 H2 H 0 1 N N N N N N 99.370 141.859 147.279 1.913 -0.964 2.506 H2 ZXS 57 ZXS H3 H3 H 0 1 N N N N N N 99.678 139.274 146.157 2.018 -3.175 0.788 H3 ZXS 58 ZXS H4 H4 H 0 1 N N N N N N 98.123 140.012 146.670 2.844 -1.868 0.630 H4 ZXS 59 ZXS H5 H5 H 0 1 N N N N N N 102.534 143.053 145.565 0.753 -1.180 4.614 H5 ZXS 60 ZXS H6 H6 H 0 1 N N N N N N 101.169 143.745 146.506 0.599 -2.693 5.056 H6 ZXS 61 ZXS H7 H7 H 0 1 N N N N N N 102.181 142.443 147.217 -0.615 -1.939 4.376 H7 ZXS 62 ZXS H9 H9 H 0 1 N N N N N N 85.720 141.746 152.377 6.963 -2.308 -1.081 H9 ZXS 63 ZXS H10 H10 H 0 1 N N N N N N 85.975 143.677 150.988 5.862 -0.521 -0.176 H10 ZXS 64 ZXS H11 H11 H 0 1 N N N N N N 83.126 141.459 154.815 7.804 -5.159 0.742 H11 ZXS 65 ZXS H12 H12 H 0 1 N N N N N N 84.605 140.845 154.155 7.890 -4.525 -0.630 H12 ZXS 66 ZXS H13 H13 H 0 1 N N N N N N 83.412 146.348 150.735 4.414 -0.393 3.053 H13 ZXS 67 ZXS H14 H14 H 0 1 N N N N N N 86.195 145.853 151.833 6.843 0.709 2.734 H14 ZXS 68 ZXS H15 H15 H 0 1 N N N N N N 85.622 147.857 152.843 6.157 1.872 4.455 H15 ZXS 69 ZXS H16 H16 H 0 1 N N N N N N 87.105 147.496 150.462 6.311 2.054 1.018 H16 ZXS 70 ZXS H17 H17 H 0 1 N N N N N N 85.585 146.822 148.247 3.605 2.311 1.983 H17 ZXS 71 ZXS H18 H18 H 0 1 N N N N N N 85.660 148.963 149.345 5.842 4.042 1.782 H18 ZXS 72 ZXS H19 H19 H 0 1 N N N N N N 86.769 144.545 148.327 4.303 1.923 -0.746 H19 ZXS 73 ZXS H20 H20 H 0 1 N N N N N N 87.770 146.035 148.255 4.186 3.403 -0.126 H20 ZXS 74 ZXS H21 H21 H 0 1 N N N N N N 89.292 143.322 152.043 1.640 4.558 -2.609 H21 ZXS 75 ZXS H22 H22 H 0 1 N N N N N N 90.465 147.301 149.930 -1.872 3.681 1.037 H22 ZXS 76 ZXS H23 H23 H 0 1 N N N N N N 92.814 145.617 146.361 -2.072 1.438 -1.956 H23 ZXS 77 ZXS H24 H24 H 0 1 N N N N N N 92.645 144.289 147.559 -3.107 2.147 -2.924 H24 ZXS 78 ZXS H25 H25 H 0 1 N N N N N N 91.041 143.156 146.207 -4.071 2.610 -0.475 H25 ZXS 79 ZXS H28 H28 H 0 1 N N N N N N 86.755 148.581 141.591 -6.956 -4.538 -4.648 H28 ZXS 80 ZXS H29 H29 H 0 1 N N N N N N 87.909 149.730 141.001 -7.594 -5.516 -3.682 H29 ZXS 81 ZXS H26 H26 H 0 1 N N N N N N 91.353 143.568 142.036 -6.464 0.911 0.487 H26 ZXS 82 ZXS H27 H27 H 0 1 N N N N N N 90.013 143.096 143.924 -6.999 1.133 -1.720 H27 ZXS 83 ZXS H30 H30 H 0 1 N N N N N N 90.106 149.295 141.122 -8.007 -4.946 -1.522 H30 ZXS 84 ZXS H8 H8 H 0 1 N N N N N N 88.738 144.280 142.567 -5.690 -0.375 -3.255 H8 ZXS 85 ZXS H31 H31 H 0 1 N N N N N N 92.468 145.873 143.060 -7.445 -1.072 0.845 H31 ZXS 86 # 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 ZXS C3Z C2Z DOUB N E 1 N N ZXS C3Z C4Z SING N N 2 N N ZXS C2Z C1Z SING N N 3 N N ZXS C1Z NZ SING N N 4 N N ZXS NZ CU SING N N 5 Y N ZXS NZ CZ DOUB N N 6 N N ZXS MO "S7'" SING N N 7 Y N ZXS MO S SING N N 8 Y N ZXS MO "S8'" SING N N 9 Y N ZXS MO OM2 SING N N 10 Y N ZXS MO OM1 DOUB N N 11 Y N ZXS S CZ SING N N 12 N N ZXS CZ OM2 SING N N 13 N N ZXS N1 C6 SING N N 14 N N ZXS N1 "C1'" SING N N 15 N N ZXS N1 C2 SING N N 16 N N ZXS C2 N3 SING N N 17 N N ZXS C2 O2 DOUB N N 18 N N ZXS N3 C4 DOUB N N 19 N N ZXS C4 C5 SING N N 20 N N ZXS C4 N4 SING N N 21 N N ZXS C5 C6 DOUB N N 22 N N ZXS "C1'" O4D SING N N 23 N N ZXS "C1'" C2D SING N N 24 N N ZXS C2D "C3'" SING N N 25 N N ZXS C2D "O2'" SING N N 26 N N ZXS "C3'" C4D SING N N 27 N N ZXS "C3'" "O3'" SING N N 28 N N ZXS C4D "C5'" SING N N 29 N N ZXS C4D O4D SING N N 30 N N ZXS "C5'" "O5'" SING N N 31 N N ZXS "O5'" PA SING N N 32 N N ZXS PA O2A DOUB N N 33 N N ZXS PA O1A SING N N 34 N N ZXS PA O3A SING N N 35 N N ZXS O3A PB SING N N 36 N N ZXS PB O3B SING N N 37 N N ZXS PB O1B DOUB N N 38 N N ZXS PB O2B SING N N 39 N N ZXS O3B C10 SING N N 40 N N ZXS C10 "C9'" SING N N 41 N N ZXS "C9'" "O9'" SING N N 42 N N ZXS "C9'" "C8'" SING N N 43 N N ZXS "C8'" "S8'" SING N N 44 N N ZXS "C8'" "C7'" DOUB N N 45 N N ZXS "C7'" "S7'" SING N N 46 N N ZXS "C7'" "C6'" SING N N 47 N N ZXS "C6'" "N5'" SING N N 48 N N ZXS "C6'" C7 SING N N 49 N N ZXS C7 "N8'" SING N N 50 N N ZXS C7 "O9'" SING N N 51 N N ZXS "N5'" C4A SING N N 52 N N ZXS C4A C4B DOUB N N 53 N N ZXS C4A "C4'" SING N N 54 N N ZXS "N8'" C4B SING N N 55 N N ZXS C4B "N1'" SING N N 56 N N ZXS "N1'" "C2'" DOUB N N 57 N N ZXS "C2'" "N2'" SING N N 58 N N ZXS "C2'" "N3'" SING N N 59 N N ZXS "N3'" "C4'" SING N N 60 N N ZXS "C4'" "O4'" DOUB N N 61 N N ZXS C3Z H1 SING N N 62 N N ZXS C2Z H2 SING N N 63 N N ZXS C1Z H3 SING N N 64 N N ZXS C1Z H4 SING N N 65 N N ZXS C4Z H5 SING N N 66 N N ZXS C4Z H6 SING N N 67 N N ZXS C4Z H7 SING N N 68 N N ZXS C5 H9 SING N N 69 N N ZXS C6 H10 SING N N 70 N N ZXS N4 H11 SING N N 71 N N ZXS N4 H12 SING N N 72 N N ZXS "C1'" H13 SING N N 73 N N ZXS C2D H14 SING N N 74 N N ZXS "O2'" H15 SING N N 75 N N ZXS "C3'" H16 SING N N 76 N N ZXS C4D H17 SING N N 77 N N ZXS "O3'" H18 SING N N 78 N N ZXS "C5'" H19 SING N N 79 N N ZXS "C5'" H20 SING N N 80 N N ZXS O1A H21 SING N N 81 N N ZXS O2B H22 SING N N 82 N N ZXS C10 H23 SING N N 83 N N ZXS C10 H24 SING N N 84 N N ZXS "C9'" H25 SING N N 85 N N ZXS "C6'" H26 SING N N 86 N N ZXS C7 H27 SING N N 87 N N ZXS "N2'" H28 SING N N 88 N N ZXS "N2'" H29 SING N N 89 N N ZXS "N3'" H30 SING N N 90 N N ZXS H8 "N8'" SING N N 91 N N ZXS H31 "N5'" SING N N 92 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 ZXS InChI InChI 1.06 "InChI=1S/C19H26N8O13P2S2.C5H9NOS.Cu.Mo.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;1-2-3-4-6-5(7)8;;;/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);2-3H,4H2,1H3,(H2,6,7,8);;;/q;;;+4;/p-4/b;3-2+;;;/t5-,6-,8+,10-,11-,16-,17-;;;;/m1..../s1" ZXS InChIKey InChI 1.06 SUXABZFBHDITHG-UWEMBJKGSA-J ZXS SMILES_CANONICAL CACTVS 3.385 "[Cu].C\C=C\CN=C1O[Mo]2(=O)(S1)SC3=C(S2)[C@@H]4NC5=C(N[C@@H]4O[C@@H]3CO[P](O)(=O)O[P](O)(=O)OC[C@H]6O[C@H]([C@H](O)[C@@H]6O)N7C=CC(=NC7=O)N)N=C(N)NC5=O" ZXS SMILES CACTVS 3.385 "[Cu].CC=CCN=C1O[Mo]2(=O)(S1)SC3=C(S2)[CH]4NC5=C(N[CH]4O[CH]3CO[P](O)(=O)O[P](O)(=O)OC[CH]6O[CH]([CH](O)[CH]6O)N7C=CC(=NC7=O)N)N=C(N)NC5=O" ZXS SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C/C=C/C/[N](=C/1\O[Mo]2(=O)(S1)SC3=C(S2)[C@H]4[C@H](NC5=C(N4)C(=O)NC(=N5)N)O[C@@H]3COP(=O)(O)OP(=O)(O)OC[C@@H]6[C@H]([C@H]([C@@H](O6)N7C=CC(=NC7=O)N)O)O)/[Cu]" ZXS SMILES "OpenEye OEToolkits" 2.0.7 "CC=CC[N](=C1O[Mo]2(=O)(S1)SC3=C(S2)C4C(NC5=C(N4)C(=O)NC(=N5)N)OC3COP(=O)(O)OP(=O)(O)OCC6C(C(C(O6)N7C=CC(=NC7=O)N)O)O)[Cu]" # _pdbx_chem_comp_identifier.comp_id ZXS _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 "[(~{Z})-[(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]-2,7'-bis(oxidanylidene)spiro[1-oxa-3-thia-2$l^{6}-molybdacyclobutane-2,13'-17-oxa-12,14-dithia-2,4,6,9-tetraza-13$l^{6}-molybdatetracyclo[8.7.0.0^{3,8}.0^{11,15}]heptadeca-3(8),4,11(15)-triene]-4-ylidene]-[(~{E})-but-2-enyl]-$l^{4}-azanyl]copper" # _pdbx_chem_comp_atom_coordination.geometry_id 1 _pdbx_chem_comp_atom_coordination.comp_id ZXS _pdbx_chem_comp_atom_coordination.atom_id CU _pdbx_chem_comp_atom_coordination.number 2 _pdbx_chem_comp_atom_coordination.geometry_calculated linear _pdbx_chem_comp_atom_coordination.geometry_generic linear _pdbx_chem_comp_atom_coordination.geometry_abbr LIN _pdbx_chem_comp_atom_coordination.provenance FindGeo _pdbx_chem_comp_atom_coordination.representative_entry_id 1N62 # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id ZXS _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 ZXS "Create component" 2026-04-20 RCSB ZXS "Other modification" 2026-07-31 RCSB ZXS "Initial release" 2026-08-12 RCSB #