data_ABA # _chem_comp.id ABA _chem_comp.name "ALPHA-AMINOBUTYRIC ACID" _chem_comp.type "L-PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C4 H9 N O2" _chem_comp.mon_nstd_parent_comp_id ALA _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _chem_comp.pdbx_modified_date 2024-09-27 _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 103.120 _chem_comp.one_letter_code A _chem_comp.three_letter_code ABA _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 1CWC _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm Y # 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_backbone_atom_flag _chem_comp_atom.pdbx_n_terminal_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 ABA N N N 0 1 N N N Y Y N 8.872 35.101 18.829 -0.644 1.545 0.393 N ABA 1 ABA CA CA C 0 1 N N S Y N N 10.112 35.739 19.276 -0.299 0.117 0.432 CA ABA 2 ABA C C C 0 1 N N N Y N Y 10.743 36.533 18.128 1.141 -0.063 0.030 C ABA 3 ABA O O O 0 1 N N N Y N Y 11.507 35.962 17.351 1.707 0.803 -0.595 O ABA 4 ABA CB CB C 0 1 N N N N N N 11.098 34.657 19.740 -1.200 -0.651 -0.537 CB ABA 5 ABA CG CG C 0 1 N N N N N N 10.518 33.684 20.758 -2.651 -0.572 -0.057 CG ABA 6 ABA OXT OXT O 0 1 N Y N Y N Y 10.475 37.838 18.044 1.796 -1.186 0.364 OXT ABA 7 ABA H H H 0 1 N N N Y Y N 8.470 34.586 19.586 -0.517 1.922 -0.535 H ABA 8 ABA H2 HN2 H 0 1 N Y N Y Y N 8.228 35.802 18.523 -1.586 1.699 0.720 HN2 ABA 9 ABA HA HA H 0 1 N N N Y N N 9.905 36.420 20.114 -0.445 -0.263 1.443 HA ABA 10 ABA HB3 HB3 H 0 1 N N N N N N 11.421 34.083 18.859 -1.122 -0.213 -1.531 HB3 ABA 11 ABA HB2 HB2 H 0 1 N N N N N N 11.968 35.154 20.194 -0.887 -1.695 -0.574 HB2 ABA 12 ABA HG1 HG1 H 0 1 N N N N N N 11.284 32.945 21.037 -2.729 -1.010 0.938 HG1 ABA 13 ABA HG3 HG3 H 0 1 N N N N N N 10.199 34.237 21.654 -2.964 0.472 -0.020 HG3 ABA 14 ABA HG2 HG2 H 0 1 N N N N N N 9.652 33.167 20.319 -3.292 -1.119 -0.747 HG2 ABA 15 ABA HXT HXT H 0 1 N Y N Y N Y 10.956 38.214 17.317 2.719 -1.256 0.084 HXT ABA 16 # 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 ABA N CA SING N N 1 ABA N H SING N N 2 ABA N H2 SING N N 3 ABA CA C SING N N 4 ABA CA CB SING N N 5 ABA CA HA SING N N 6 ABA C O DOUB N N 7 ABA C OXT SING N N 8 ABA CB CG SING N N 9 ABA CB HB3 SING N N 10 ABA CB HB2 SING N N 11 ABA CG HG1 SING N N 12 ABA CG HG3 SING N N 13 ABA CG HG2 SING N N 14 ABA OXT HXT SING N N 15 # 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 ABA SMILES ACDLabs 12.01 "O=C(O)C(N)CC" ABA InChI InChI 1.03 "InChI=1S/C4H9NO2/c1-2-3(5)4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1" ABA InChIKey InChI 1.03 QWCKQJZIFLGMSD-VKHMYHEASA-N ABA SMILES_CANONICAL CACTVS 3.385 "CC[C@H](N)C(O)=O" ABA SMILES CACTVS 3.385 "CC[CH](N)C(O)=O" ABA SMILES_CANONICAL "OpenEye OEToolkits" 1.7.6 "CC[C@@H](C(=O)O)N" ABA SMILES "OpenEye OEToolkits" 1.7.6 "CCC(C(=O)O)N" # 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 ABA "SYSTEMATIC NAME" ACDLabs 12.01 "(2S)-2-aminobutanoic acid" ABA "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.6 "(2S)-2-azanylbutanoic 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 ABA "Create component" 1999-07-08 RCSB ABA "Modify descriptor" 2011-06-04 RCSB ABA "Other modification" 2015-02-19 RCSB ABA "Modify backbone" 2023-11-03 PDBE ABA "Modify PCM" 2024-09-27 PDBE # loop_ _pdbx_chem_comp_pcm.pcm_id _pdbx_chem_comp_pcm.comp_id _pdbx_chem_comp_pcm.modified_residue_id _pdbx_chem_comp_pcm.type _pdbx_chem_comp_pcm.category _pdbx_chem_comp_pcm.position _pdbx_chem_comp_pcm.polypeptide_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 1 ABA ? None "Non-standard residue" "Amino-acid side chain" "Any position" ? ? ? ? 2 ABA LYS None Crosslinker "Amino-acid side chain" "Any position" CB NZ ? ? 3 ABA THR None Crosslinker "Amino-acid backbone" N-terminal C N ? ? #