data_A1E7L # _chem_comp.id A1E7L _chem_comp.name "2-[(1S)-1-azanyl-3-oxidanyl-3-oxidanylidene-propyl]-5-sulfanyl-1,3-oxazole-4-carboxylic acid" _chem_comp.type "peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C7 H8 N2 O5 S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2026-03-26 _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 232.214 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1E7L _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 _chem_comp.pdbx_comp_type ? # 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 A1E7L N N1 N 0 1 N N N Y Y N 2.200 12.515 -14.202 2.225 0.779 -1.638 N A1E7L 1 A1E7L CA C1 C 0 1 N N S N Y N 1.793 13.593 -15.098 1.801 -0.197 -0.625 CA A1E7L 2 A1E7L C C2 C 0 1 N N N N Y Y 3.291 11.188 -18.837 -3.001 -1.288 0.105 C A1E7L 3 A1E7L O O1 O 0 1 N N N N Y Y 3.212 11.509 -20.194 -4.051 -0.707 0.308 O A1E7L 4 A1E7L C03 C3 C 0 1 Y N N N Y N 2.441 13.346 -16.414 0.322 -0.052 -0.375 C03 A1E7L 5 A1E7L C05 C4 C 0 1 Y N N N Y N 2.374 12.111 -18.112 -1.763 -0.527 -0.057 C05 A1E7L 6 A1E7L C08 C5 C 0 1 Y N N N N N 2.403 13.621 -18.483 -1.626 0.853 -0.004 C08 A1E7L 7 A1E7L C11 C6 C 0 1 N N N N N N 2.459 14.878 -14.615 2.566 0.054 0.676 C11 A1E7L 8 A1E7L C12 C7 C 0 1 N N N N N N 2.067 15.099 -13.168 4.033 -0.210 0.456 C12 A1E7L 9 A1E7L N04 N2 N 0 1 Y N N N Y N 2.594 12.112 -16.670 -0.518 -1.036 -0.287 N04 A1E7L 10 A1E7L O09 O2 O 0 1 Y N N N N N 1.665 14.013 -17.634 -0.321 1.114 -0.203 O09 A1E7L 11 A1E7L O13 O3 O 0 1 N N N N N N 0.945 14.680 -12.793 4.427 -0.563 -0.630 O13 A1E7L 12 A1E7L O14 O4 O 0 1 N N N N N N 2.855 15.664 -12.369 4.902 -0.053 1.467 O14 A1E7L 13 A1E7L S10 S1 S 0 1 N N N N N N 1.788 14.238 -20.182 -2.908 2.031 0.269 S10 A1E7L 14 A1E7L H H1 H 0 1 N N N Y Y N 1.780 12.651 -13.304 1.782 0.594 -2.526 H A1E7L 15 A1E7L H2 H2 H 0 1 N N N Y Y N 1.903 11.638 -14.580 2.039 1.722 -1.331 H2 A1E7L 16 A1E7L HA H4 H 0 1 N N N N Y N 0.701 13.699 -15.177 2.013 -1.205 -0.982 HA A1E7L 17 A1E7L H111 H11 H 0 0 N N N N N N 3.552 14.784 -14.694 2.426 1.090 0.986 H111 A1E7L 18 A1E7L H112 H12 H 0 0 N N N N N N 2.119 15.727 -15.227 2.189 -0.611 1.453 H112 A1E7L 19 A1E7L H4 H15 H 0 1 N N N N N N 2.459 15.702 -11.506 5.833 -0.235 1.278 H4 A1E7L 20 A1E7L H101 H16 H 0 0 N N N N N N 0.725 14.911 -19.856 -2.862 2.120 1.676 H101 A1E7L 21 A1E7L OXT O5 O 0 1 N Y N N Y Y 3.827 10.048 -18.432 -2.980 -2.635 0.028 O1 A1E7L 22 A1E7L H1 H17 H 0 1 N Y N N Y Y 4.116 9.548 -19.186 -3.846 -3.049 0.148 H1 A1E7L 23 # 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 A1E7L N CA SING N N 1 A1E7L CA C03 SING N N 2 A1E7L CA C11 SING N N 3 A1E7L C O DOUB N N 4 A1E7L C C05 SING N N 5 A1E7L C03 N04 DOUB Y N 6 A1E7L C03 O09 SING Y N 7 A1E7L N04 C05 SING Y N 8 A1E7L C05 C08 DOUB Y N 9 A1E7L C08 S10 SING N N 10 A1E7L C08 O09 SING Y N 11 A1E7L C11 C12 SING N N 12 A1E7L C12 O13 DOUB N N 13 A1E7L C12 O14 SING N N 14 A1E7L N H SING N N 15 A1E7L N H2 SING N N 16 A1E7L CA HA SING N N 17 A1E7L C11 H111 SING N N 18 A1E7L C11 H112 SING N N 19 A1E7L O14 H4 SING N N 20 A1E7L S10 H101 SING N N 21 A1E7L C OXT SING N N 22 A1E7L OXT H1 SING N N 23 # 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 A1E7L InChI InChI 1.06 "InChI=1S/C7H8N2O5S/c8-2(1-3(10)11)5-9-4(6(12)13)7(15)14-5/h2,15H,1,8H2,(H,10,11)(H,12,13)/t2-/m0/s1" A1E7L InChIKey InChI 1.06 WKTGPBXZFGTLIJ-REOHCLBHSA-N A1E7L SMILES_CANONICAL CACTVS 3.385 "N[C@@H](CC(O)=O)c1oc(S)c(n1)C(O)=O" A1E7L SMILES CACTVS 3.385 "N[CH](CC(O)=O)c1oc(S)c(n1)C(O)=O" A1E7L SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C([C@@H](c1nc(c(o1)S)C(=O)O)N)C(=O)O" A1E7L SMILES "OpenEye OEToolkits" 2.0.7 "C(C(c1nc(c(o1)S)C(=O)O)N)C(=O)O" # _pdbx_chem_comp_identifier.comp_id A1E7L _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})-1-azanyl-3-oxidanyl-3-oxidanylidene-propyl]-5-sulfanyl-1,3-oxazole-4-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 A1E7L "Create component" 2026-03-26 PDBC A1E7L "Other modification" 2026-09-10 PDBC A1E7L "Initial release" 2026-09-16 RCSB # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1E7L _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 ? #