data_A1I3E # _chem_comp.id A1I3E _chem_comp.name 3,4-dihydroisochromen-1-one _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C9 H8 O2" _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 148.159 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1I3E _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 9IDW _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 A1I3E C10 C1 C 0 1 Y N N N N N -7.069 -55.438 -47.247 1.149 1.410 0.000 C10 A1I3E 1 A1I3E O01 O1 O 0 1 N N N N N N -5.133 -56.316 -45.464 -1.606 2.050 0.115 O01 A1I3E 2 A1I3E C02 C2 C 0 1 N N N N N N -6.171 -56.747 -45.254 -1.290 0.892 -0.069 C02 A1I3E 3 A1I3E O03 O2 O 0 1 N N N N N N -6.425 -57.520 -44.132 -2.221 -0.067 -0.308 O03 A1I3E 4 A1I3E C04 C3 C 0 1 N N N N N N -7.167 -58.627 -44.567 -1.981 -1.327 0.383 C04 A1I3E 5 A1I3E C05 C4 C 0 1 N N N N N N -8.515 -58.186 -45.137 -0.664 -1.929 -0.106 C05 A1I3E 6 A1I3E C06 C5 C 0 1 Y N N N N N -8.367 -57.128 -46.201 0.433 -0.898 -0.055 C06 A1I3E 7 A1I3E C07 C6 C 0 1 Y N N N N N -9.407 -56.869 -47.138 1.754 -1.299 -0.021 C07 A1I3E 8 A1I3E C08 C7 C 0 1 Y N N N N N -9.227 -55.896 -48.089 2.765 -0.356 0.033 C08 A1I3E 9 A1I3E C09 C8 C 0 1 Y N N N N N -8.060 -55.188 -48.140 2.465 0.994 0.038 C09 A1I3E 10 A1I3E C11 C9 C 0 1 Y N N N N N -7.281 -56.433 -46.299 0.127 0.464 -0.042 C11 A1I3E 11 A1I3E H1 H1 H 0 1 N N N N N N -6.144 -54.881 -47.272 0.913 2.464 0.008 H1 A1I3E 12 A1I3E H2 H2 H 0 1 N N N N N N -7.339 -59.303 -43.716 -1.922 -1.148 1.457 H2 A1I3E 13 A1I3E H3 H3 H 0 1 N N N N N N -6.601 -59.156 -45.348 -2.798 -2.018 0.174 H3 A1I3E 14 A1I3E H4 H4 H 0 1 N N N N N N -9.130 -57.782 -44.319 -0.395 -2.774 0.528 H4 A1I3E 15 A1I3E H5 H5 H 0 1 N N N N N N -9.017 -59.061 -45.575 -0.784 -2.273 -1.134 H5 A1I3E 16 A1I3E H6 H6 H 0 1 N N N N N N -10.328 -57.432 -47.101 1.998 -2.351 -0.029 H6 A1I3E 17 A1I3E H7 H7 H 0 1 N N N N N N -10.012 -55.689 -48.801 3.796 -0.677 0.060 H7 A1I3E 18 A1I3E H8 H8 H 0 1 N N N N N N -7.925 -54.426 -48.894 3.261 1.724 0.071 H8 A1I3E 19 # 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 A1I3E C09 C08 DOUB Y N 1 A1I3E C09 C10 SING Y N 2 A1I3E C08 C07 SING Y N 3 A1I3E C10 C11 DOUB Y N 4 A1I3E C07 C06 DOUB Y N 5 A1I3E C11 C06 SING Y N 6 A1I3E C11 C02 SING N N 7 A1I3E C06 C05 SING N N 8 A1I3E O01 C02 DOUB N N 9 A1I3E C02 O03 SING N N 10 A1I3E C05 C04 SING N N 11 A1I3E C04 O03 SING N N 12 A1I3E C10 H1 SING N N 13 A1I3E C04 H2 SING N N 14 A1I3E C04 H3 SING N N 15 A1I3E C05 H4 SING N N 16 A1I3E C05 H5 SING N N 17 A1I3E C07 H6 SING N N 18 A1I3E C08 H7 SING N N 19 A1I3E C09 H8 SING N N 20 # 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 A1I3E InChI InChI 1.06 "InChI=1S/C9H8O2/c10-9-8-4-2-1-3-7(8)5-6-11-9/h1-4H,5-6H2" A1I3E InChIKey InChI 1.06 XVTAQSGZOGYIEY-UHFFFAOYSA-N A1I3E SMILES_CANONICAL CACTVS 3.385 O=C1OCCc2ccccc12 A1I3E SMILES CACTVS 3.385 O=C1OCCc2ccccc12 A1I3E SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "c1ccc2c(c1)CCOC2=O" A1I3E SMILES "OpenEye OEToolkits" 2.0.7 "c1ccc2c(c1)CCOC2=O" # _pdbx_chem_comp_identifier.comp_id A1I3E _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 3,4-dihydroisochromen-1-one # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1I3E "Create component" 2025-02-18 PDBE A1I3E "Initial release" 2026-01-21 RCSB #