data_PKN # _chem_comp.id PKN _chem_comp.name "1H-pyrrole-3-carboxylic acid" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C5 H5 N O2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2022-05-26 _chem_comp.pdbx_modified_date 2022-12-02 _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 111.099 _chem_comp.one_letter_code ? _chem_comp.three_letter_code PKN _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 8CZN _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB # 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.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 PKN N N1 N 0 1 Y N N 16.975 -8.214 5.577 2.129 0.719 -0.000 N PKN 1 PKN C C1 C 0 1 N N N 19.167 -6.608 8.087 -1.419 -0.079 -0.001 C PKN 2 PKN O O1 O 0 1 N N N 20.341 -6.090 7.845 -1.988 -1.154 0.002 O PKN 3 PKN C1 C2 C 0 1 Y N N 18.521 -7.272 6.908 0.051 -0.024 -0.002 C1 PKN 4 PKN C2 C3 C 0 1 Y N N 19.160 -7.759 5.727 0.977 -1.163 0.000 C2 PKN 5 PKN C3 C4 C 0 1 Y N N 18.190 -8.328 4.946 2.217 -0.642 -0.002 C3 PKN 6 PKN C4 C5 C 0 1 Y N N 17.177 -7.573 6.767 0.839 1.106 0.004 C4 PKN 7 PKN O1 O2 O 0 1 N N N 18.626 -6.569 9.194 -2.136 1.062 -0.003 O1 PKN 8 PKN H1 H1 H 0 1 N N N 16.098 -8.542 5.227 2.888 1.323 0.002 H1 PKN 9 PKN H2 H2 H 0 1 N N N 20.212 -7.691 5.494 0.715 -2.210 0.004 H2 PKN 10 PKN H3 H3 H 0 1 N N N 18.354 -8.793 3.985 3.135 -1.211 -0.006 H3 PKN 11 PKN H4 H4 H 0 1 N N N 16.407 -7.338 7.487 0.484 2.126 0.011 H4 PKN 12 PKN H5 H5 H 0 1 N N N 19.192 -6.116 9.808 -3.099 0.976 -0.002 H5 PKN 13 # 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 PKN C3 N SING Y N 1 PKN C3 C2 DOUB Y N 2 PKN N C4 SING Y N 3 PKN C2 C1 SING Y N 4 PKN C4 C1 DOUB Y N 5 PKN C1 C SING N N 6 PKN O C DOUB N N 7 PKN C O1 SING N N 8 PKN N H1 SING N N 9 PKN C2 H2 SING N N 10 PKN C3 H3 SING N N 11 PKN C4 H4 SING N N 12 PKN O1 H5 SING N N 13 # 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 PKN SMILES ACDLabs 12.01 "O=C(O)c1cc[NH]c1" PKN InChI InChI 1.03 "InChI=1S/C5H5NO2/c7-5(8)4-1-2-6-3-4/h1-3,6H,(H,7,8)" PKN InChIKey InChI 1.03 DOYOPBSXEIZLRE-UHFFFAOYSA-N PKN SMILES_CANONICAL CACTVS 3.385 "OC(=O)c1c[nH]cc1" PKN SMILES CACTVS 3.385 "OC(=O)c1c[nH]cc1" PKN SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "c1c[nH]cc1C(=O)O" PKN SMILES "OpenEye OEToolkits" 2.0.7 "c1c[nH]cc1C(=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 PKN "SYSTEMATIC NAME" ACDLabs 12.01 "1H-pyrrole-3-carboxylic acid" PKN "SYSTEMATIC NAME" "OpenEye OEToolkits" 2.0.7 "1~{H}-pyrrole-3-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 PKN "Create component" 2022-05-26 RCSB PKN "Initial release" 2022-12-07 RCSB #