data_NCY # _chem_comp.id NCY _chem_comp.name N-METHYLCYSTEINE _chem_comp.type "L-PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C4 H9 N O2 S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _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 ? _chem_comp.formula_weight 135.185 _chem_comp.one_letter_code X _chem_comp.three_letter_code NCY _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag Y _chem_comp.pdbx_ideal_coordinates_details ? _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code ? _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site EBI _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 NCY N N N 0 1 N N N Y Y N 10.965 -7.511 9.995 3.067 -1.386 -0.517 N NCY 1 NCY CA CA C 0 1 N N R Y N N 10.310 -6.374 10.663 1.665 -1.164 -0.766 CA NCY 2 NCY CB CB C 0 1 N N N N N N 11.088 -5.017 10.416 1.076 -0.107 0.172 CB NCY 3 NCY SG SG S 0 1 N N N N N N 12.867 -5.383 10.366 -0.735 0.063 0.043 SG NCY 4 NCY CN CN C 0 1 N N N N N N 10.975 -7.454 8.513 3.581 -2.505 -1.305 CN NCY 5 NCY C C C 0 1 N N N Y N Y 8.852 -6.271 10.236 1.390 -0.857 -2.229 C NCY 6 NCY O O O 0 1 N N N Y N Y 8.492 -5.300 9.545 1.788 0.152 -2.799 O NCY 7 NCY OXT OXT O 0 1 N Y N Y N Y ? ? ? 0.644 -1.805 -2.844 OXT NCY 8 NCY H HN H 0 1 N Y N Y Y N 11.916 -7.535 10.303 3.219 -1.590 0.476 H NCY 9 NCY HA HA H 0 1 N N N Y N N 10.336 -6.560 11.747 1.180 -2.127 -0.562 HA NCY 10 NCY HB2 1HB H 0 1 N N N N N N 10.870 -4.303 11.224 1.512 0.873 -0.052 HB2 NCY 11 NCY HB3 2HB H 0 1 N N N N N N 10.771 -4.572 9.461 1.314 -0.346 1.214 HB3 NCY 12 NCY HG HG H 0 1 N Y N N N N 13.539 -4.270 10.354 -0.912 -0.994 -0.759 HG NCY 13 NCY HCN1 1HCN H 0 0 N N N N N N 11.496 -8.338 8.116 3.742 -2.193 -2.340 HCN1 NCY 14 NCY HCN2 2HCN H 0 0 N N N N N N 11.496 -6.542 8.185 2.868 -3.334 -1.294 HCN2 NCY 15 NCY HCN3 3HCN H 0 0 N N N N N N 9.941 -7.440 8.139 4.531 -2.854 -0.891 HCN3 NCY 16 NCY HXT HXT H 0 1 N Y N Y N Y -0.910 0.064 -0.266 0.469 -1.581 -3.784 HXT NCY 17 # 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 NCY N CA SING N N 1 NCY N CN SING N N 2 NCY N H SING N N 3 NCY CA CB SING N N 4 NCY CA C SING N N 5 NCY CA HA SING N N 6 NCY CB SG SING N N 7 NCY CB HB2 SING N N 8 NCY CB HB3 SING N N 9 NCY SG HG SING N N 10 NCY CN HCN1 SING N N 11 NCY CN HCN2 SING N N 12 NCY CN HCN3 SING N N 13 NCY C O DOUB N N 14 NCY C OXT SING N N 15 NCY OXT HXT SING N N 16 # 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 NCY SMILES ACDLabs 10.04 "O=C(O)C(NC)CS" NCY SMILES_CANONICAL CACTVS 3.341 "CN[C@@H](CS)C(O)=O" NCY SMILES CACTVS 3.341 "CN[CH](CS)C(O)=O" NCY SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CN[C@@H](CS)C(=O)O" NCY SMILES "OpenEye OEToolkits" 1.5.0 "CNC(CS)C(=O)O" NCY InChI InChI 1.03 "InChI=1S/C4H9NO2S/c1-5-3(2-8)4(6)7/h3,5,8H,2H2,1H3,(H,6,7)/t3-/m0/s1" NCY InChIKey InChI 1.03 DVOOXRTYGGLORL-VKHMYHEASA-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 NCY "SYSTEMATIC NAME" ACDLabs 10.04 N-methyl-L-cysteine NCY "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-methylamino-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 NCY "Create component" 1999-07-08 EBI NCY "Modify descriptor" 2011-06-04 RCSB NCY "Modify backbone" 2023-11-03 PDBE NCY "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id NCY _pdbx_chem_comp_pcm.modified_residue_id CYS _pdbx_chem_comp_pcm.type Methylation _pdbx_chem_comp_pcm.category "Named protein modification" _pdbx_chem_comp_pcm.position "Amino-acid 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 ? #