data_A1FDA # _chem_comp.id A1FDA _chem_comp.name "2-[(1S,2R)-1-azanyl-2-oxidanyl-propyl]-5-sulfanyl-1,3-oxazole-4-carboxylic acid" _chem_comp.type "peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C7 H10 N2 O4 S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2026-08-03 _chem_comp.pdbx_modified_date 2026-09-11 _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 218.230 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1FDA _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 21XG _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBC _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_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 A1FDA N N1 N 0 1 N N N Y Y N 0.606 8.398 -22.844 -2.795 -0.127 -1.634 N A1FDA 1 A1FDA CA C1 C 0 1 N N S N Y N 0.622 9.780 -23.244 -2.240 0.684 -0.542 CA A1FDA 2 A1FDA C C2 C 0 1 N N N N Y Y -0.460 10.876 -18.593 2.672 1.130 0.144 C A1FDA 3 A1FDA O O1 O 0 1 N N N N Y Y -0.054 9.871 -18.005 3.648 0.413 0.256 O A1FDA 4 A1FDA C03 C3 C 0 1 N N R N N N -0.344 9.839 -24.428 -3.004 0.391 0.751 C03 A1FDA 5 A1FDA C04 C4 C 0 1 N N N N N N -1.658 10.543 -24.111 -4.499 0.617 0.522 C04 A1FDA 6 A1FDA C06 C5 C 0 1 Y N N N Y N 0.180 10.567 -22.066 -0.784 0.344 -0.354 C06 A1FDA 7 A1FDA C08 C6 C 0 1 Y N N N Y N -0.202 11.047 -20.033 1.349 0.538 -0.054 C08 A1FDA 8 A1FDA C11 C7 C 0 1 Y N N N N N -0.192 12.234 -20.761 1.050 -0.814 -0.135 C11 A1FDA 9 A1FDA N07 N2 N 0 1 Y N N N Y N 0.034 10.018 -20.851 0.169 1.209 -0.195 N07 A1FDA 10 A1FDA O05 O2 O 0 1 N N N N N N 0.359 10.477 -25.481 -2.781 -0.967 1.138 O05 A1FDA 11 A1FDA O12 O3 O 0 1 Y N N N N N 0.126 11.923 -22.049 -0.280 -0.901 -0.319 O12 A1FDA 12 A1FDA S13 S1 S 0 1 N N N N N N -0.148 13.876 -20.138 2.188 -2.155 -0.021 S13 A1FDA 13 A1FDA H H1 H 0 1 N N N Y N N 1.219 8.269 -22.065 -2.350 0.095 -2.512 H A1FDA 14 A1FDA H1 H2 H 0 1 N N N N N N -0.324 8.137 -22.583 -2.717 -1.112 -1.428 H1 A1FDA 15 A1FDA HA H4 H 0 1 N N N N N N 1.627 10.092 -23.563 -2.337 1.741 -0.790 HA A1FDA 16 A1FDA H031 H6 H 0 0 N N N N N N -0.578 8.805 -24.723 -2.652 1.056 1.539 H031 A1FDA 17 A1FDA H041 H7 H 0 0 N N N N N N -2.298 10.546 -25.006 -4.669 1.653 0.226 H041 A1FDA 18 A1FDA H042 H8 H 0 0 N N N N N N -2.171 10.012 -23.296 -4.851 -0.048 -0.267 H042 A1FDA 19 A1FDA H043 H9 H 0 0 N N N N N N -1.454 11.579 -23.803 -5.044 0.408 1.443 H043 A1FDA 20 A1FDA H051 H10 H 0 0 N N N N N N -0.202 10.539 -26.245 -3.237 -1.223 1.951 H051 A1FDA 21 A1FDA H4 H11 H 0 1 N N N N N N 0.233 14.551 -21.182 2.159 -2.382 1.370 H4 A1FDA 22 A1FDA O1 O4 O 0 1 N Y N N N Y -1.153 11.825 -17.980 2.809 2.471 0.203 O1 A1FDA 23 A1FDA H5 H5 H 0 1 N Y N N N N -1.266 11.594 -17.065 3.719 2.768 0.336 H5 A1FDA 24 # 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 A1FDA N CA SING N N 1 A1FDA CA C03 SING N N 2 A1FDA CA C06 SING N N 3 A1FDA C O DOUB N N 4 A1FDA C C08 SING N N 5 A1FDA C03 C04 SING N N 6 A1FDA C03 O05 SING N N 7 A1FDA C06 N07 DOUB Y N 8 A1FDA N07 C08 SING Y N 9 A1FDA C08 C11 DOUB Y N 10 A1FDA C11 O12 SING Y N 11 A1FDA O12 C06 SING Y N 12 A1FDA C11 S13 SING N N 13 A1FDA N H SING N N 14 A1FDA N H1 SING N N 15 A1FDA CA HA SING N N 16 A1FDA C03 H031 SING N N 17 A1FDA C04 H041 SING N N 18 A1FDA C04 H042 SING N N 19 A1FDA C04 H043 SING N N 20 A1FDA O05 H051 SING N N 21 A1FDA S13 H4 SING N N 22 A1FDA C O1 SING N N 23 A1FDA O1 H5 SING N N 24 # 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 A1FDA InChI InChI 1.06 "InChI=1S/C7H10N2O4S/c1-2(10)3(8)5-9-4(6(11)12)7(14)13-5/h2-3,10,14H,8H2,1H3,(H,11,12)/t2-,3+/m1/s1" A1FDA InChIKey InChI 1.06 WYGVZORTZGMGDD-GBXIJSLDSA-N A1FDA SMILES_CANONICAL CACTVS 3.385 "C[C@@H](O)[C@H](N)c1oc(S)c(n1)C(O)=O" A1FDA SMILES CACTVS 3.385 "C[CH](O)[CH](N)c1oc(S)c(n1)C(O)=O" A1FDA SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C[C@H]([C@@H](c1nc(c(o1)S)C(=O)O)N)O" A1FDA SMILES "OpenEye OEToolkits" 2.0.7 "CC(C(c1nc(c(o1)S)C(=O)O)N)O" # _pdbx_chem_comp_identifier.comp_id A1FDA _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "2-[(1~{S},2~{R})-1-azanyl-2-oxidanyl-propyl]-5-sulfanyl-1,3-oxazole-4-carboxylic acid" # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1FDA _pdbx_chem_comp_pcm.modified_residue_id ? _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Non-standard residue" _pdbx_chem_comp_pcm.position "Amino-acid side chain and backbone" _pdbx_chem_comp_pcm.polypeptide_position "Any 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 ? # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1FDA "Create component" 2026-08-03 PDBC A1FDA "Modify coordinates" 2026-08-13 PDBC A1FDA "Modify name" 2026-08-13 PDBC A1FDA "Other modification" 2026-09-10 PDBC A1FDA "Initial release" 2026-09-16 RCSB #