data_A1EWH # _chem_comp.id A1EWH _chem_comp.name "(3~{S})-pyrrolidine-3-thiol" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C4 H9 N S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-08-28 _chem_comp.pdbx_modified_date 2026-08-28 _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 103.186 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1EWH _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 9WI9 _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 A1EWH N1 N1 N 0 1 N N N N N N -18.877 20.597 -1.990 1.913 0.732 0.071 N1 A1EWH 1 A1EWH C4 C1 C 0 1 N N N N N N -18.868 19.371 -1.180 1.911 -0.717 -0.223 C4 A1EWH 2 A1EWH S1 S1 S 0 1 N N N N N N -15.407 18.872 -2.315 -1.988 -0.034 -0.143 S1 A1EWH 3 A1EWH C1 C2 C 0 1 N N S N N N -17.108 19.209 -2.836 -0.305 0.005 0.532 C1 A1EWH 4 A1EWH C2 C3 C 0 1 N N N N N N -18.071 18.345 -1.968 0.494 -1.238 0.081 C2 A1EWH 5 A1EWH C3 C4 C 0 1 N N N N N N -17.543 20.673 -2.611 0.503 1.177 -0.078 C3 A1EWH 6 A1EWH H1 H1 H 0 1 N N N N N N -19.038 21.396 -1.411 2.518 1.230 -0.564 H1 A1EWH 7 A1EWH H3 H3 H 0 1 N N N N N N -18.389 19.560 -0.208 2.150 -0.883 -1.274 H3 A1EWH 8 A1EWH H4 H4 H 0 1 N N N N N N -19.896 19.013 -1.019 2.641 -1.225 0.408 H4 A1EWH 9 A1EWH H5 H5 H 0 1 N N N N N N -15.283 17.609 -2.599 -2.497 1.150 0.242 H5 A1EWH 10 A1EWH H6 H6 H 0 1 N N N N N N -17.192 18.935 -3.898 -0.329 0.079 1.620 H6 A1EWH 11 A1EWH H7 H7 H 0 1 N N N N N N -18.733 17.738 -2.603 0.049 -1.670 -0.815 H7 A1EWH 12 A1EWH H8 H8 H 0 1 N N N N N N -17.505 17.686 -1.293 0.527 -1.978 0.882 H8 A1EWH 13 A1EWH H9 H9 H 0 1 N N N N N N -16.836 21.185 -1.942 0.329 2.097 0.480 H9 A1EWH 14 A1EWH H10 H10 H 0 1 N N N N N N -17.595 21.210 -3.570 0.252 1.311 -1.130 H10 A1EWH 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 A1EWH C1 C3 SING N N 1 A1EWH C1 S1 SING N N 2 A1EWH C1 C2 SING N N 3 A1EWH C3 N1 SING N N 4 A1EWH N1 C4 SING N N 5 A1EWH C2 C4 SING N N 6 A1EWH N1 H1 SING N N 7 A1EWH C4 H3 SING N N 8 A1EWH C4 H4 SING N N 9 A1EWH S1 H5 SING N N 10 A1EWH C1 H6 SING N N 11 A1EWH C2 H7 SING N N 12 A1EWH C2 H8 SING N N 13 A1EWH C3 H9 SING N N 14 A1EWH C3 H10 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 A1EWH InChI InChI 1.06 InChI=1S/C4H9NS/c6-4-1-2-5-3-4/h4-6H,1-3H2/t4-/m0/s1 A1EWH InChIKey InChI 1.06 TZVFQFLWFZUIQS-BYPYZUCNSA-N A1EWH SMILES_CANONICAL CACTVS 3.385 "S[C@H]1CCNC1" A1EWH SMILES CACTVS 3.385 "S[CH]1CCNC1" A1EWH SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C1CNC[C@H]1S" A1EWH SMILES "OpenEye OEToolkits" 2.0.7 C1CNCC1S # _pdbx_chem_comp_identifier.comp_id A1EWH _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 "(3~{S})-pyrrolidine-3-thiol" # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1EWH _pdbx_chem_comp_pcm.modified_residue_id CYS _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Covalent chemical modification" _pdbx_chem_comp_pcm.position "Amino-acid side chain" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom S1 _pdbx_chem_comp_pcm.modified_residue_id_linking_atom SG _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 A1EWH "Create component" 2025-08-28 PDBC A1EWH "Modify PCM" 2025-08-29 PDBC A1EWH "Initial release" 2026-09-02 RCSB #