data_ACB # _chem_comp.id ACB _chem_comp.name "3-METHYL-BETA-D-ASPARTIC ACID" _chem_comp.type "D-beta-peptide, C-gamma linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C5 H9 N O4" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms "(3S)-3-methyl-D-aspartic acid; D-METHYL ASPARTIC ACID" _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _chem_comp.pdbx_modified_date 2023-11-03 _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 147.129 _chem_comp.one_letter_code D _chem_comp.three_letter_code ACB _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 1FJM _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.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 ACB C C1 C 0 1 N N N Y N Y 87.862 26.787 27.362 1.915 -0.019 0.017 C ACB 1 ACB O O1 O 0 1 N N N Y N Y 88.952 27.565 27.512 2.552 -0.636 -0.803 O ACB 2 ACB OXT O2 O 0 1 N N N Y N Y 87.892 25.596 27.282 2.447 1.062 0.607 OXT ACB 3 ACB CA C2 C 0 1 N N R Y N N 86.596 27.640 27.210 0.519 -0.461 0.374 CA ACB 4 ACB N N2 N 0 1 N N N Y Y N 85.391 26.753 27.159 0.337 -1.868 -0.010 N ACB 5 ACB CB C3 C 0 1 N N S N N N 86.696 28.501 25.912 -0.497 0.406 -0.372 CB ACB 6 ACB CG C C 0 1 N N N N N N 86.795 27.567 24.705 -1.893 -0.036 -0.015 CG ACB 7 ACB OD1 O O 0 1 N N N N N N 85.932 26.721 24.474 -2.059 -0.951 0.756 OD1 ACB 8 ACB C4 C4 C 0 1 N N N N N N 85.476 29.444 25.741 -0.308 1.871 0.027 C4 ACB 9 ACB OD2 OXT O 0 1 N Y N N N N 87.930 27.762 23.969 -2.953 0.587 -0.555 OD2 ACB 10 ACB HXT HO2 H 0 1 N N N Y N Y 88.792 25.297 27.340 3.344 1.309 0.343 HXT ACB 11 ACB HA H2 H 0 1 N N N Y N N 86.501 28.313 28.075 0.367 -0.355 1.448 HA ACB 12 ACB H HN21 H 0 1 N N N Y Y N 84.568 27.313 27.060 -0.569 -2.207 0.277 H ACB 13 ACB H2 HN22 H 0 1 N Y N Y Y N 85.467 26.132 26.379 0.472 -1.992 -1.002 H2 ACB 14 ACB HB3 H3 H 0 1 N N N N N N 87.592 29.134 25.989 -0.346 0.300 -1.446 HB3 ACB 15 ACB H41 H41 H 0 1 N N N N N N 85.590 30.028 24.816 0.701 2.191 -0.230 H41 ACB 16 ACB H42 H42 H 0 1 N N N N N N 84.555 28.845 25.685 -1.032 2.489 -0.504 H42 ACB 17 ACB H43 H43 H 0 1 N N N N N N 85.417 30.127 26.601 -0.459 1.977 1.102 H43 ACB 18 ACB HD2 HXT H 0 1 N Y N N N N 87.951 27.143 23.249 -3.828 0.268 -0.296 HD2 ACB 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 ACB C O DOUB N N 1 ACB C OXT SING N N 2 ACB C CA SING N N 3 ACB OXT HXT SING N N 4 ACB CA N SING N N 5 ACB CA CB SING N N 6 ACB CA HA SING N N 7 ACB N H SING N N 8 ACB N H2 SING N N 9 ACB CB CG SING N N 10 ACB CB C4 SING N N 11 ACB CB HB3 SING N N 12 ACB CG OD1 DOUB N N 13 ACB CG OD2 SING N N 14 ACB C4 H41 SING N N 15 ACB C4 H42 SING N N 16 ACB C4 H43 SING N N 17 ACB OD2 HD2 SING N N 18 # 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 ACB SMILES ACDLabs 12.01 "O=C(O)C(N)C(C(=O)O)C" ACB SMILES_CANONICAL CACTVS 3.370 "C[C@@H]([C@@H](N)C(O)=O)C(O)=O" ACB SMILES CACTVS 3.370 "C[CH]([CH](N)C(O)=O)C(O)=O" ACB SMILES_CANONICAL "OpenEye OEToolkits" 1.7.2 "C[C@@H]([C@H](C(=O)O)N)C(=O)O" ACB SMILES "OpenEye OEToolkits" 1.7.2 "CC(C(C(=O)O)N)C(=O)O" ACB InChI InChI 1.03 "InChI=1S/C5H9NO4/c1-2(4(7)8)3(6)5(9)10/h2-3H,6H2,1H3,(H,7,8)(H,9,10)/t2-,3+/m0/s1" ACB InChIKey InChI 1.03 LXRUAYBIUSUULX-STHAYSLISA-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 ACB "SYSTEMATIC NAME" ACDLabs 12.01 "(3S)-3-methyl-D-aspartic acid" ACB "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.2 "(2R,3S)-2-azanyl-3-methyl-butanedioic 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 ACB "Create component" 1999-07-08 RCSB ACB "Other modification" 2011-02-11 RCSB ACB "Other modification" 2011-02-28 RCSB ACB "Modify name" 2011-06-03 RCSB ACB "Modify descriptor" 2011-06-04 RCSB ACB "Modify synonyms" 2020-06-05 PDBE ACB "Modify backbone" 2023-11-03 PDBE # loop_ _pdbx_chem_comp_synonyms.ordinal _pdbx_chem_comp_synonyms.comp_id _pdbx_chem_comp_synonyms.name _pdbx_chem_comp_synonyms.provenance _pdbx_chem_comp_synonyms.type 1 ACB "(3S)-3-methyl-D-aspartic acid" ? ? 2 ACB "D-METHYL ASPARTIC ACID" ? ? #