data_SC2 # _chem_comp.id SC2 _chem_comp.name N-ACETYL-L-CYSTEINE _chem_comp.type peptide-like _chem_comp.pdbx_type HETAIN _chem_comp.formula "C5 H9 N O3 S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms "(2R)-2-acetamido-3-sulfanyl-propanoic acid" _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2006-08-11 _chem_comp.pdbx_modified_date 2024-09-27 _chem_comp.pdbx_ambiguous_flag N _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces 1ZT _chem_comp.formula_weight 163.195 _chem_comp.one_letter_code ? _chem_comp.three_letter_code SC2 _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 2J1G _chem_comp.pdbx_subcomponent_list "ACE CYS" _chem_comp.pdbx_processing_site RCSB _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_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 SC2 C C C 0 1 N N N N N N 48.021 67.877 22.153 0.105 -1.772 -0.087 C CYS 1 SC2 CB CB C 0 1 N N N N N N 47.732 69.937 20.806 -1.782 -0.176 -0.284 CB CYS 2 SC2 CT CT C 0 1 N N N N N N 51.077 68.841 20.821 1.684 0.971 0.144 CT ACE 3 SC2 CA CA C 0 1 N N R N N N 48.742 69.024 21.502 -0.350 -0.369 0.219 CA CYS 4 SC2 N N N 0 1 N N N N N N 49.787 68.608 20.581 0.535 0.589 -0.449 N CYS 5 SC2 OXT OXT O 0 1 N Y N N N N 46.886 68.109 22.642 -0.561 -2.820 0.423 O CYS 6 SC2 O O O 0 1 N N N N N N 48.579 66.751 22.196 1.067 -1.954 -0.794 OXT CYS 7 SC2 OT OT O 0 1 N N N N N N 51.814 68.247 21.442 1.985 0.522 1.229 OT ACE 8 SC2 CM CM C 0 1 N N N N N N 51.530 70.277 20.937 2.594 1.956 -0.543 CM ACE 9 SC2 SG SG S 0 1 N N N N N N 47.137 69.216 19.246 -2.331 1.513 0.085 SG CYS 10 SC2 H2 H2 H 0 1 N Y N N N N 49.530 68.132 19.740 0.294 0.948 -1.317 H CYS 11 SC2 HA HA H 0 1 N N N N N N 49.256 69.576 22.302 -0.318 -0.203 1.296 HA CYS 12 SC2 HBC1 HBC1 H 0 0 N N N N N N 46.873 70.088 21.476 -1.814 -0.342 -1.361 HBC1 CYS 13 SC2 HBC2 HBC2 H 0 0 N N N N N N 48.218 70.900 20.588 -2.441 -0.888 0.213 HBC2 CYS 14 SC2 HXT HXT H 0 1 N Y N N N N 46.541 67.315 23.033 -0.234 -3.701 0.195 HB CYS 15 SC2 HMC1 HMC1 H 0 0 N N N N N N 52.424 70.330 21.576 2.161 2.244 -1.501 HMC1 ACE 16 SC2 HMC2 HMC2 H 0 0 N N N N N N 51.771 70.667 19.937 2.712 2.839 0.083 HMC2 ACE 17 SC2 HMC3 HMC3 H 0 0 N N N N N N 50.725 70.880 21.382 3.568 1.495 -0.710 HMC3 ACE 18 SC2 HSG HSG H 0 1 N N N N N N 46.310 70.127 18.825 -3.583 1.538 -0.405 HSG CYS 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 SC2 C OXT SING N N 1 SC2 C O DOUB N N 2 SC2 C CA SING N N 3 SC2 CB CA SING N N 4 SC2 CB SG SING N N 5 SC2 CB HBC1 SING N N 6 SC2 CB HBC2 SING N N 7 SC2 CT N SING N N 8 SC2 CT OT DOUB N N 9 SC2 CT CM SING N N 10 SC2 CA N SING N N 11 SC2 CA HA SING N N 12 SC2 N H2 SING N N 13 SC2 OXT HXT SING N N 14 SC2 CM HMC1 SING N N 15 SC2 CM HMC2 SING N N 16 SC2 CM HMC3 SING N N 17 SC2 SG HSG 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 SC2 SMILES ACDLabs 12.01 "O=C(NC(C(=O)O)CS)C" SC2 SMILES_CANONICAL CACTVS 3.370 "CC(=O)N[C@@H](CS)C(O)=O" SC2 SMILES CACTVS 3.370 "CC(=O)N[CH](CS)C(O)=O" SC2 SMILES_CANONICAL "OpenEye OEToolkits" 1.7.0 "CC(=O)N[C@@H](CS)C(=O)O" SC2 SMILES "OpenEye OEToolkits" 1.7.0 "CC(=O)NC(CS)C(=O)O" SC2 InChI InChI 1.03 "InChI=1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/t4-/m0/s1" SC2 InChIKey InChI 1.03 PWKSKIMOESPYIA-BYPYZUCNSA-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 SC2 "SYSTEMATIC NAME" ACDLabs 12.01 N-acetyl-L-cysteine SC2 "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.0 "(2R)-2-acetamido-3-sulfanyl-propanoic 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 SC2 "Create component" 2006-08-11 RCSB SC2 "Modify descriptor" 2011-06-04 RCSB SC2 "Modify synonyms" 2020-06-05 PDBE SC2 "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id SC2 _pdbx_chem_comp_synonyms.name "(2R)-2-acetamido-3-sulfanyl-propanoic acid" _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id SC2 _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 SG _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 ? #