data_AKB # _chem_comp.id AKB _chem_comp.name "2-AMINO-3-KETOBUTYRIC ACID" _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C4 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 2000-08-04 _chem_comp.pdbx_modified_date 2011-06-04 _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 117.103 _chem_comp.one_letter_code ? _chem_comp.three_letter_code AKB _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details ? _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 1FC4 _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 AKB C1 C1 C 0 1 N N N 6.137 47.806 44.243 0.142 -0.034 -1.215 C1 AKB 1 AKB O1 O1 O 0 1 N N N 6.382 47.569 45.489 -0.596 -0.849 -1.715 O1 AKB 2 AKB O2 O2 O 0 1 N N N 7.059 47.693 43.347 1.339 0.214 -1.768 O2 AKB 3 AKB C2 C2 C 0 1 N N S 4.706 48.122 43.861 -0.280 0.701 0.029 C2 AKB 4 AKB C3 C3 C 0 1 N N N 3.852 46.935 44.217 0.160 -0.072 1.245 C3 AKB 5 AKB C4 C4 C 0 1 N N N 2.509 46.822 43.458 1.513 0.189 1.854 C4 AKB 6 AKB O3 O3 O 0 1 N N N 4.171 46.045 45.072 -0.570 -0.901 1.731 O3 AKB 7 AKB N4 N4 N 0 1 N N N 4.429 48.470 42.429 -1.743 0.842 0.042 N4 AKB 8 AKB HO2 HO2 H 0 1 N N N 6.878 47.867 42.430 1.611 -0.257 -2.567 HO2 AKB 9 AKB H21 1H2 H 0 1 N N N 4.471 49.052 44.428 0.179 1.689 0.041 H21 AKB 10 AKB H41 1H4 H 0 1 N N N 1.876 45.942 43.721 1.654 -0.459 2.718 H41 AKB 11 AKB H42 2H4 H 0 1 N N N 1.922 47.762 43.580 2.289 -0.014 1.116 H42 AKB 12 AKB H43 3H4 H 0 1 N N N 2.691 46.843 42.358 1.575 1.231 2.168 H43 AKB 13 AKB HN41 1HN4 H 0 0 N N N 3.465 48.682 42.171 -2.124 -0.092 0.031 HN41 AKB 14 AKB HN42 2HN4 H 0 0 N N N 4.781 47.725 41.827 -1.987 1.244 0.934 HN42 AKB 15 # 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 AKB C1 O1 DOUB N N 1 AKB C1 O2 SING N N 2 AKB C1 C2 SING N N 3 AKB O2 HO2 SING N N 4 AKB C2 C3 SING N N 5 AKB C2 N4 SING N N 6 AKB C2 H21 SING N N 7 AKB C3 C4 SING N N 8 AKB C3 O3 DOUB N N 9 AKB C4 H41 SING N N 10 AKB C4 H42 SING N N 11 AKB C4 H43 SING N N 12 AKB N4 HN41 SING N N 13 AKB N4 HN42 SING N N 14 # 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 AKB SMILES ACDLabs 10.04 "O=C(C)C(N)C(=O)O" AKB SMILES_CANONICAL CACTVS 3.341 "CC(=O)[C@H](N)C(O)=O" AKB SMILES CACTVS 3.341 "CC(=O)[CH](N)C(O)=O" AKB SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CC(=O)[C@@H](C(=O)O)N" AKB SMILES "OpenEye OEToolkits" 1.5.0 "CC(=O)C(C(=O)O)N" AKB InChI InChI 1.03 "InChI=1S/C4H7NO3/c1-2(6)3(5)4(7)8/h3H,5H2,1H3,(H,7,8)/t3-/m0/s1" AKB InChIKey InChI 1.03 SAUCHDKDCUROAO-VKHMYHEASA-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 AKB "SYSTEMATIC NAME" ACDLabs 10.04 "(2S)-2-amino-3-oxobutanoic acid" AKB "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-3-oxo-butanoic 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 AKB "Create component" 2000-08-04 RCSB AKB "Modify descriptor" 2011-06-04 RCSB #