data_A1I3D # _chem_comp.id A1I3D _chem_comp.name "2-oxidanylidene-1,3-dihydroindole-5-carboxylic acid" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C9 H7 N O3" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-02-18 _chem_comp.pdbx_modified_date 2026-01-16 _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 177.157 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1I3D _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 9IDB _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _chem_comp.pdbx_pcm ? # 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 A1I3D C13 C1 C 0 1 Y N N N N N -18.265 -35.850 -1.344 1.201 -1.406 0.002 C13 A1I3D 1 A1I3D O01 O1 O 0 1 N N N N N N -20.053 -35.721 0.604 3.938 -0.602 0.002 O01 A1I3D 2 A1I3D C02 C2 C 0 1 N N N N N N -20.457 -35.400 -0.519 2.977 0.342 0.000 C02 A1I3D 3 A1I3D O03 O2 O 0 1 N N N N N N -21.458 -34.686 -0.589 3.280 1.518 -0.002 O03 A1I3D 4 A1I3D C04 C3 C 0 1 Y N N N N N -19.622 -35.825 -1.727 1.556 -0.054 0.001 C04 A1I3D 5 A1I3D C05 C4 C 0 1 Y N N N N N -20.011 -36.143 -3.056 0.553 0.922 -0.001 C05 A1I3D 6 A1I3D C06 C5 C 0 1 Y N N N N N -19.018 -36.486 -3.955 -0.766 0.544 -0.001 C06 A1I3D 7 A1I3D C07 C6 C 0 1 Y N N N N N -17.610 -36.482 -3.486 -1.126 -0.801 0.001 C07 A1I3D 8 A1I3D N08 N1 N 0 1 N N N N N N -16.715 -36.892 -4.654 -2.510 -0.928 0.000 N08 A1I3D 9 A1I3D C09 C7 C 0 1 N N N N N N -17.537 -37.081 -5.657 -3.133 0.263 -0.002 C09 A1I3D 10 A1I3D O10 O3 O 0 1 N N N N N N -17.050 -37.390 -6.645 -4.332 0.449 0.000 O10 A1I3D 11 A1I3D C11 C8 C 0 1 N N N N N N -18.891 -36.903 -5.441 -2.058 1.329 0.004 C11 A1I3D 12 A1I3D C12 C9 C 0 1 Y N N N N N -17.274 -36.165 -2.234 -0.123 -1.774 -0.003 C12 A1I3D 13 A1I3D H1 H1 H 0 1 N N N N N N -18.001 -35.615 -0.323 1.970 -2.164 0.004 H1 A1I3D 14 A1I3D H2 H2 H 0 1 N N N N N N -20.618 -35.339 1.265 4.855 -0.295 0.001 H2 A1I3D 15 A1I3D H3 H3 H 0 1 N N N N N N -21.049 -36.118 -3.354 0.817 1.969 -0.002 H3 A1I3D 16 A1I3D H4 H4 H 0 1 N N N N N N -15.720 -36.994 -4.653 -2.975 -1.779 0.001 H4 A1I3D 17 A1I3D H5 H5 H 0 1 N N N N N N -19.285 -36.113 -6.098 -2.135 1.944 0.900 H5 A1I3D 18 A1I3D H6 H6 H 0 1 N N N N N N -19.437 -37.840 -5.626 -2.127 1.946 -0.892 H6 A1I3D 19 A1I3D H7 H7 H 0 1 N N N N N N -16.238 -36.157 -1.928 -0.390 -2.820 -0.002 H7 A1I3D 20 # 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 A1I3D O10 C09 DOUB N N 1 A1I3D C09 C11 SING N N 2 A1I3D C09 N08 SING N N 3 A1I3D C11 C06 SING N N 4 A1I3D N08 C07 SING N N 5 A1I3D C06 C07 DOUB Y N 6 A1I3D C06 C05 SING Y N 7 A1I3D C07 C12 SING Y N 8 A1I3D C05 C04 DOUB Y N 9 A1I3D C12 C13 DOUB Y N 10 A1I3D C04 C13 SING Y N 11 A1I3D C04 C02 SING N N 12 A1I3D O03 C02 DOUB N N 13 A1I3D C02 O01 SING N N 14 A1I3D C13 H1 SING N N 15 A1I3D O01 H2 SING N N 16 A1I3D C05 H3 SING N N 17 A1I3D N08 H4 SING N N 18 A1I3D C11 H5 SING N N 19 A1I3D C11 H6 SING N N 20 A1I3D C12 H7 SING N N 21 # 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 A1I3D InChI InChI 1.06 "InChI=1S/C9H7NO3/c11-8-4-6-3-5(9(12)13)1-2-7(6)10-8/h1-3H,4H2,(H,10,11)(H,12,13)" A1I3D InChIKey InChI 1.06 LLLKBUWXODIMEW-UHFFFAOYSA-N A1I3D SMILES_CANONICAL CACTVS 3.385 "OC(=O)c1ccc2NC(=O)Cc2c1" A1I3D SMILES CACTVS 3.385 "OC(=O)c1ccc2NC(=O)Cc2c1" A1I3D SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "c1cc2c(cc1C(=O)O)CC(=O)N2" A1I3D SMILES "OpenEye OEToolkits" 2.0.7 "c1cc2c(cc1C(=O)O)CC(=O)N2" # _pdbx_chem_comp_identifier.comp_id A1I3D _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-oxidanylidene-1,3-dihydroindole-5-carboxylic acid" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1I3D "Create component" 2025-02-18 PDBE A1I3D "Initial release" 2026-01-21 RCSB #