data_A1CUL # _chem_comp.id A1CUL _chem_comp.name "(7S)-6-(5-chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C11 H7 Cl N4 O2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-09-18 _chem_comp.pdbx_modified_date 2026-02-13 _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 262.652 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1CUL _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 13MW _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _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 A1CUL O1 O1 O 0 1 N N N N N N 20.388 20.541 -9.316 0.827 -2.229 0.147 O1 A1CUL 1 A1CUL C1 C1 C 0 1 N N N N N N 19.570 20.852 -10.160 1.222 -1.086 0.032 C1 A1CUL 2 A1CUL C2 C2 C 0 1 Y N N N N N 19.596 20.529 -11.613 2.644 -0.684 -0.026 C2 A1CUL 3 A1CUL O2 O2 O 0 1 N N N N N N 17.489 23.211 -11.587 1.034 2.077 0.904 O2 A1CUL 4 A1CUL C3 C3 C 0 1 Y N N N N N 20.293 19.759 -13.579 4.935 -0.762 -0.048 C3 A1CUL 5 A1CUL C4 C4 C 0 1 Y N N N N N 19.209 20.362 -14.194 4.983 0.618 -0.182 C4 A1CUL 6 A1CUL N1 N1 N 0 1 Y N N N N N 20.536 19.840 -12.261 3.775 -1.383 0.027 N1 A1CUL 7 A1CUL C5 C5 C 0 1 Y N N N N N 18.529 21.148 -12.229 2.700 0.704 -0.162 C5 A1CUL 8 A1CUL C6 C6 C 0 1 N N S N N N 17.700 21.865 -11.212 1.272 1.189 -0.190 C6 A1CUL 9 A1CUL C7 C7 C 0 1 Y N N N N N 18.260 22.561 -8.894 -0.964 -0.017 -0.055 C7 A1CUL 10 A1CUL C10 C8 C 0 1 Y N N N N N 18.670 23.337 -6.688 -3.024 -1.211 0.174 C10 A1CUL 11 A1CUL C11 C9 C 0 1 Y N N N N N 18.979 22.458 -7.704 -1.641 -1.211 0.169 C11 A1CUL 12 A1CUL C8 C10 C 0 1 Y N N N N N 17.024 24.315 -8.121 -2.950 1.139 -0.263 C8 A1CUL 13 A1CUL C9 C11 C 0 1 Y N N N N N 17.679 24.278 -6.899 -3.687 -0.010 -0.047 C9 A1CUL 14 A1CUL N2 N2 N 0 1 Y N N N N N 18.281 21.074 -13.538 3.862 1.319 -0.236 N2 A1CUL 15 A1CUL N3 N3 N 0 1 N N N N N N 18.517 21.727 -10.006 0.429 -0.005 -0.068 N3 A1CUL 16 A1CUL N4 N4 N 0 1 Y N N N N N 17.310 23.470 -9.117 -1.631 1.107 -0.261 N4 A1CUL 17 A1CUL CL1 CL1 CL 0 0 N N N N N N 17.250 25.408 -5.655 -5.422 0.047 -0.052 CL1 A1CUL 18 A1CUL H4 H1 H 0 1 N N N N N N 16.961 23.645 -10.927 1.581 2.875 0.890 H4 A1CUL 19 A1CUL H1 H2 H 0 1 N N N N N N 20.979 19.194 -14.192 5.852 -1.330 -0.004 H1 A1CUL 20 A1CUL H2 H3 H 0 1 N N N N N N 19.105 20.253 -15.263 5.937 1.121 -0.243 H2 A1CUL 21 A1CUL H3 H4 H 0 1 N N N N N N 16.742 21.341 -11.081 1.067 1.695 -1.134 H3 A1CUL 22 A1CUL H6 H5 H 0 1 N N N N N N 19.193 23.291 -5.744 -3.576 -2.123 0.344 H6 A1CUL 23 A1CUL H7 H6 H 0 1 N N N N N N 19.752 21.714 -7.582 -1.094 -2.127 0.336 H7 A1CUL 24 A1CUL H5 H7 H 0 1 N N N N N N 16.253 25.055 -8.274 -3.461 2.076 -0.435 H5 A1CUL 25 # 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 A1CUL O1 C1 DOUB N N 1 A1CUL C1 C2 SING N N 2 A1CUL C2 N1 DOUB Y N 3 A1CUL N1 C3 SING Y N 4 A1CUL C3 C4 DOUB Y N 5 A1CUL C4 N2 SING Y N 6 A1CUL N2 C5 DOUB Y N 7 A1CUL C2 C5 SING Y N 8 A1CUL C5 C6 SING N N 9 A1CUL C6 O2 SING N N 10 A1CUL C6 N3 SING N N 11 A1CUL C1 N3 SING N N 12 A1CUL N3 C7 SING N N 13 A1CUL C7 N4 DOUB Y N 14 A1CUL N4 C8 SING Y N 15 A1CUL C8 C9 DOUB Y N 16 A1CUL C9 CL1 SING N N 17 A1CUL C9 C10 SING Y N 18 A1CUL C10 C11 DOUB Y N 19 A1CUL C7 C11 SING Y N 20 A1CUL O2 H4 SING N N 21 A1CUL C3 H1 SING N N 22 A1CUL C4 H2 SING N N 23 A1CUL C6 H3 SING N N 24 A1CUL C10 H6 SING N N 25 A1CUL C11 H7 SING N N 26 A1CUL C8 H5 SING N N 27 # 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 A1CUL SMILES ACDLabs 14.52 "Clc1ccc(nc1)N1C(=O)c2nccnc2C1O" A1CUL InChI InChI 1.06 "InChI=1S/C11H7ClN4O2/c12-6-1-2-7(15-5-6)16-10(17)8-9(11(16)18)14-4-3-13-8/h1-5,10,17H/t10-/m0/s1" A1CUL InChIKey InChI 1.06 FUUXOEKDNNWZTR-JTQLQIEISA-N A1CUL SMILES_CANONICAL CACTVS 3.385 "O[C@@H]1N(c2ccc(Cl)cn2)C(=O)c3nccnc13" A1CUL SMILES CACTVS 3.385 "O[CH]1N(c2ccc(Cl)cn2)C(=O)c3nccnc13" A1CUL SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "c1cc(ncc1Cl)N2[C@H](c3c(nccn3)C2=O)O" A1CUL SMILES "OpenEye OEToolkits" 3.1.0.0 "c1cc(ncc1Cl)N2C(c3c(nccn3)C2=O)O" # loop_ _pdbx_chem_comp_identifier.comp_id _pdbx_chem_comp_identifier.type _pdbx_chem_comp_identifier.program _pdbx_chem_comp_identifier.program_version _pdbx_chem_comp_identifier.identifier A1CUL "SYSTEMATIC NAME" ACDLabs 14.52 "(7S)-6-(5-chloropyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one" A1CUL "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "(7~{S})-6-(5-chloranylpyridin-2-yl)-7-oxidanyl-7~{H}-pyrrolo[3,4-b]pyrazin-5-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 A1CUL "Create component" 2025-09-18 RCSB A1CUL "Initial release" 2026-02-18 RCSB #