data_A1J9N # _chem_comp.id A1J9N _chem_comp.name "2-[(4~{R})-4-(dioxidanyl)-4-[(4-hydroxyphenyl)methyl]-2-(3-methylsulfanylpropanimidoyl)-5-oxidanylidene-imidazol-1-yl]ethanoic acid" _chem_comp.type "L-peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C16 H19 N3 O6 S" _chem_comp.mon_nstd_parent_comp_id "MET, TYR, GLY" _chem_comp.pdbx_synonyms "CHROMOPHORE (MET-TYR-GLY)" _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2026-06-10 _chem_comp.pdbx_modified_date 2026-09-18 _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 381.404 _chem_comp.one_letter_code MYG _chem_comp.three_letter_code A1J9N _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 31JT _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _chem_comp.pdbx_pcm Y _chem_comp.pdbx_comp_type ? # 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 A1J9N C1 C1 C 0 1 N N N N Y N -11.084 -27.645 6.081 0.746 -0.413 0.101 C1 A1J9N 1 A1J9N C2 C2 C 0 1 N N N N Y N -9.260 -26.664 6.910 -0.296 -2.138 -0.879 C2 A1J9N 2 A1J9N C3 C3 C 0 1 N N N N Y Y -12.315 -26.082 8.638 2.644 -3.136 0.100 C3 A1J9N 3 A1J9N O2 O1 O 0 1 N N N N Y N -8.593 -25.953 7.583 -0.513 -3.171 -1.477 O2 A1J9N 4 A1J9N CB1 C4 C 0 1 N N N N N N -12.700 -28.946 4.539 2.357 1.573 -0.289 CB1 A1J9N 5 A1J9N CB2 C5 C 0 1 N N N N N N -7.707 -27.923 5.202 -2.204 -0.606 -1.407 CB2 A1J9N 6 A1J9N CG1 C6 C 0 1 N N N N N N -12.493 -30.399 5.002 3.526 2.270 0.409 CG1 A1J9N 7 A1J9N CG2 C7 C 0 1 Y N N N N N -6.442 -27.189 5.631 -3.206 0.345 -0.806 CG2 A1J9N 8 A1J9N SD S1 S 0 1 N N N N N N -13.560 -31.586 4.069 4.104 3.653 -0.614 SD A1J9N 9 A1J9N CD1 C8 C 0 1 Y N N N N N -6.012 -27.202 6.974 -2.896 1.687 -0.681 CD1 A1J9N 10 A1J9N CD2 C9 C 0 1 Y N N N N N -5.630 -26.487 4.721 -4.437 -0.124 -0.385 CD2 A1J9N 11 A1J9N CE C10 C 0 1 N N N N N N -15.321 -31.209 4.384 5.467 4.342 0.365 CE A1J9N 12 A1J9N CE1 C11 C 0 1 Y N N N N N -4.860 -26.535 7.405 -3.813 2.561 -0.130 CE1 A1J9N 13 A1J9N CE2 C12 C 0 1 Y N N N N N -4.462 -25.818 5.124 -5.358 0.746 0.166 CE2 A1J9N 14 A1J9N CZ C13 C 0 1 Y N N N N N -4.074 -25.841 6.477 -5.046 2.092 0.298 CZ A1J9N 15 A1J9N OH O2 O 0 1 N N N N N N -2.922 -25.186 6.918 -5.950 2.950 0.840 OH A1J9N 16 A1J9N CA1 C14 C 0 1 N N N N Y N -12.468 -27.945 5.690 1.877 0.425 0.560 CA1 A1J9N 17 A1J9N CA2 C15 C 0 1 N N R N Y N -8.890 -28.002 6.256 -1.315 -1.177 -0.300 CA2 A1J9N 18 A1J9N CA3 C16 C 0 1 N N N N Y N -11.371 -25.586 7.527 2.196 -2.172 -0.969 CA3 A1J9N 19 A1J9N N1 N1 N 0 1 N N N Y Y N -13.170 -26.949 5.710 2.451 0.172 1.688 N1 A1J9N 20 A1J9N N2 N2 N 0 1 N N N N Y N -10.122 -28.373 5.631 -0.496 -0.114 0.304 N2 A1J9N 21 A1J9N N3 N3 N 0 1 N N N N Y N -10.594 -26.660 6.910 0.904 -1.592 -0.593 N3 A1J9N 22 A1J9N O3 O3 O 0 1 N N N N Y Y -13.109 -25.372 9.145 1.954 -3.320 1.075 O3 A1J9N 23 A1J9N O4 O4 O 0 1 N N N N N N -8.501 -28.935 7.223 -2.110 -1.827 0.694 O4 A1J9N 24 A1J9N O5 O5 O 0 1 N N N N N N -9.692 -29.324 7.974 -1.327 -2.505 1.735 O5 A1J9N 25 A1J9N HB11 H3 H 0 0 N N N N N N -11.992 -28.726 3.726 1.543 2.284 -0.433 HB11 A1J9N 26 A1J9N HB12 H4 H 0 0 N N N N N N -13.730 -28.832 4.169 2.685 1.196 -1.258 HB12 A1J9N 27 A1J9N HB21 H5 H 0 0 N N N N N N -8.095 -27.418 4.305 -2.730 -1.419 -1.907 HB21 A1J9N 28 A1J9N HB22 H6 H 0 0 N N N N N N -7.421 -28.954 4.947 -1.586 -0.073 -2.130 HB22 A1J9N 29 A1J9N HG11 H7 H 0 0 N N N N N N -12.737 -30.468 6.072 3.198 2.647 1.378 HG11 A1J9N 30 A1J9N HG12 H8 H 0 0 N N N N N N -11.439 -30.673 4.848 4.340 1.559 0.553 HG12 A1J9N 31 A1J9N HD1 H9 H 0 1 N N N N N N -6.596 -27.749 7.699 -1.936 2.052 -1.014 HD1 A1J9N 32 A1J9N HD2 H10 H 0 1 N N N N N N -5.914 -26.462 3.679 -4.679 -1.171 -0.488 HD2 A1J9N 33 A1J9N HE1A H11 H 0 0 N N N N N N -15.953 -31.917 3.828 5.898 5.193 -0.162 HE1A A1J9N 34 A1J9N HE2A H12 H 0 0 N N N N N N -15.528 -31.300 5.460 5.091 4.667 1.334 HE2A A1J9N 35 A1J9N HE3 H13 H 0 1 N N N N N N -15.541 -30.183 4.054 6.233 3.579 0.509 HE3 A1J9N 36 A1J9N HE1 H14 H 0 1 N N N N N N -4.579 -26.555 8.448 -3.570 3.609 -0.033 HE1 A1J9N 37 A1J9N HE2 H15 H 0 1 N N N N N N -3.864 -25.288 4.398 -6.319 0.379 0.493 HE2 A1J9N 38 A1J9N HOH H16 H 0 1 N N N N N N -2.824 -25.312 7.854 -5.878 3.042 1.799 HOH A1J9N 39 A1J9N HA31 H17 H 0 0 N N N N Y N -10.673 -24.855 7.961 2.934 -1.377 -1.073 HA31 A1J9N 40 A1J9N HA32 H18 H 0 0 N N N N Y N -11.974 -25.099 6.747 2.095 -2.701 -1.916 HA32 A1J9N 41 A1J9N H H19 H 0 1 N Y N Y Y N -12.659 -26.136 5.988 2.190 -0.608 2.201 H A1J9N 42 A1J9N H22 H22 H 0 1 N N N N N N -9.454 -29.959 8.639 -1.865 -2.945 2.408 H22 A1J9N 43 A1J9N OXT O1 O 0 1 N Y N N Y Y ? ? ? 3.808 -3.791 -0.032 OXT A1J9N 44 A1J9N HXT H2 H 0 1 N Y N N Y Y ? ? ? 4.053 -4.399 0.679 HXT A1J9N 45 # 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 A1J9N SD CE SING N N 1 A1J9N SD CG1 SING N N 2 A1J9N CB1 CG1 SING N N 3 A1J9N CB1 CA1 SING N N 4 A1J9N CD2 CE2 DOUB Y N 5 A1J9N CD2 CG2 SING Y N 6 A1J9N CE2 CZ SING Y N 7 A1J9N CB2 CG2 SING N N 8 A1J9N CB2 CA2 SING N N 9 A1J9N N2 C1 DOUB N N 10 A1J9N N2 CA2 SING N N 11 A1J9N CG2 CD1 DOUB Y N 12 A1J9N CA1 N1 DOUB N N 13 A1J9N CA1 C1 SING N N 14 A1J9N C1 N3 SING N N 15 A1J9N CA2 C2 SING N N 16 A1J9N CA2 O4 SING N N 17 A1J9N CZ OH SING N N 18 A1J9N CZ CE1 DOUB Y N 19 A1J9N N3 C2 SING N N 20 A1J9N N3 CA3 SING N N 21 A1J9N C2 O2 DOUB N N 22 A1J9N CD1 CE1 SING Y N 23 A1J9N O4 O5 SING N N 24 A1J9N CA3 C3 SING N N 25 A1J9N C3 O3 DOUB N N 26 A1J9N CB1 HB11 SING N N 27 A1J9N CB1 HB12 SING N N 28 A1J9N CB2 HB21 SING N N 29 A1J9N CB2 HB22 SING N N 30 A1J9N CG1 HG11 SING N N 31 A1J9N CG1 HG12 SING N N 32 A1J9N CD1 HD1 SING N N 33 A1J9N CD2 HD2 SING N N 34 A1J9N CE HE1A SING N N 35 A1J9N CE HE2A SING N N 36 A1J9N CE HE3 SING N N 37 A1J9N CE1 HE1 SING N N 38 A1J9N CE2 HE2 SING N N 39 A1J9N OH HOH SING N N 40 A1J9N CA3 HA31 SING N N 41 A1J9N CA3 HA32 SING N N 42 A1J9N N1 H SING N N 43 A1J9N O5 H22 SING N N 44 A1J9N C3 OXT SING N N 45 A1J9N OXT HXT SING N N 46 # 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 A1J9N InChI InChI 1.06 "InChI=1S/C16H19N3O6S/c1-26-7-6-12(17)14-18-16(25-24,15(23)19(14)9-13(21)22)8-10-2-4-11(20)5-3-10/h2-5,17,20,24H,6-9H2,1H3,(H,21,22)/b17-12-/t16-/m1/s1" A1J9N InChIKey InChI 1.06 CRSVIKURJHAGFN-WISAJEAXSA-N A1J9N SMILES_CANONICAL CACTVS 3.385 "CSCCC(=N)C1=N[C@](Cc2ccc(O)cc2)(OO)C(=O)N1CC(O)=O" A1J9N SMILES CACTVS 3.385 "CSCCC(=N)C1=N[C](Cc2ccc(O)cc2)(OO)C(=O)N1CC(O)=O" A1J9N SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CSCCC(=N)C1=N[C@](C(=O)N1CC(=O)O)(Cc2ccc(cc2)O)OO" A1J9N SMILES "OpenEye OEToolkits" 2.0.7 "CSCCC(=N)C1=NC(C(=O)N1CC(=O)O)(Cc2ccc(cc2)O)OO" # _pdbx_chem_comp_identifier.comp_id A1J9N _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 "2-[(4~{R})-4-(dioxidanyl)-4-[(4-hydroxyphenyl)methyl]-2-(3-methylsulfanylpropanimidoyl)-5-oxidanylidene-imidazol-1-yl]ethanoic acid" # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id A1J9N _pdbx_chem_comp_synonyms.name "CHROMOPHORE (MET-TYR-GLY)" _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1J9N _pdbx_chem_comp_pcm.modified_residue_id "MET, TYR, GLY" _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category Chromophore/chromophore-like _pdbx_chem_comp_pcm.position "Amino-acid side chain and backbone" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom ? _pdbx_chem_comp_pcm.modified_residue_id_linking_atom ? _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession ? _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1J9N "Create component" 2026-06-10 PDBE A1J9N "Modify linking type" 2026-06-30 PDBE A1J9N "Modify parent residue" 2026-06-30 PDBE A1J9N "Modify leaving atom flag" 2026-06-30 PDBE A1J9N "Modify PCM" 2026-06-30 PDBE A1J9N "Modify synonyms" 2026-06-30 PDBE A1J9N "Modify one letter code" 2026-06-30 PDBE A1J9N "Initial release" 2026-09-23 RCSB #