data_SCS # _chem_comp.id SCS _chem_comp.name "3-(ethyldisulfanyl)-L-alanine" _chem_comp.type "L-peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C5 H11 N O2 S2" _chem_comp.mon_nstd_parent_comp_id CYS _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 181.276 _chem_comp.one_letter_code C _chem_comp.three_letter_code SCS _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 2NUC _chem_comp.pdbx_subcomponent_list ? _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 SCS N N N 0 1 N N N Y Y N 12.813 20.863 16.175 1.013 1.220 0.894 N SCS 1 SCS CA CA C 0 1 N N R Y N N 14.012 21.462 15.593 1.551 -0.089 0.500 CA SCS 2 SCS C C C 0 1 N N N Y N Y 14.825 22.187 16.657 2.855 0.102 -0.231 C SCS 3 SCS O O O 0 1 N N N Y N Y 14.346 22.454 17.756 3.120 1.173 -0.723 O SCS 4 SCS CB CB C 0 1 N N N N N N 13.634 22.459 14.485 0.552 -0.797 -0.417 CB SCS 5 SCS SG SG S 0 1 N N N N N N 12.614 23.881 15.036 -0.964 -1.166 0.510 SG SCS 6 SCS SD SD S 0 1 N N N N N N 11.660 24.472 13.341 -1.912 0.650 0.584 SD SCS 7 SCS CE CE C 0 1 N N N N N N 9.991 22.637 14.604 -3.963 -0.311 -0.950 CE SCS 8 SCS CZ CZ C 0 1 N N N N N N 10.165 23.434 13.334 -2.817 0.702 -0.987 CZ SCS 9 SCS OXT OXT O 0 1 N Y N Y N Y 16.060 22.516 16.315 3.722 -0.917 -0.334 OXT SCS 10 SCS H HN H 0 1 N N N Y Y N 12.951 20.726 17.156 0.725 1.750 0.085 HN SCS 11 SCS H2 H2 H 0 1 N Y N Y Y N 12.033 21.471 16.030 0.253 1.116 1.549 H2 SCS 12 SCS H3 H3 H 0 1 N N N N N N 14.568 22.861 14.065 0.312 -0.150 -1.261 H3 SCS 13 SCS H4 H4 H 0 1 N N N N N N 13.023 21.901 13.760 0.989 -1.726 -0.783 H4 SCS 14 SCS H5 H5 H 0 1 N N N N N N 9.949 21.565 14.362 -3.558 -1.311 -0.797 H5 SCS 15 SCS H6 H6 H 0 1 N N N N N N 10.841 22.828 15.276 -4.640 -0.064 -0.133 H6 SCS 16 SCS H7 H7 H 0 1 N N N N N N 9.056 22.938 15.100 -4.506 -0.280 -1.895 H7 SCS 17 SCS H8 H8 H 0 1 N N N N N N 9.290 24.090 13.216 -3.221 1.703 -1.140 H8 SCS 18 SCS H9 H9 H 0 1 N N N N N N 10.265 22.717 12.506 -2.139 0.455 -1.805 H9 SCS 19 SCS HXT HXT H 0 1 N Y N Y N Y 16.479 22.970 17.037 4.545 -0.746 -0.812 HXT SCS 20 SCS HA H11 H 0 1 N N N Y N N 14.617 20.649 15.165 1.719 -0.696 1.390 H11 SCS 21 # 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 SCS N CA SING N N 1 SCS N H SING N N 2 SCS N H2 SING N N 3 SCS CA C SING N N 4 SCS CA CB SING N N 5 SCS C O DOUB N N 6 SCS C OXT SING N N 7 SCS CB SG SING N N 8 SCS CB H3 SING N N 9 SCS CB H4 SING N N 10 SCS SG SD SING N N 11 SCS SD CZ SING N N 12 SCS CE CZ SING N N 13 SCS CE H5 SING N N 14 SCS CE H6 SING N N 15 SCS CE H7 SING N N 16 SCS CZ H8 SING N N 17 SCS CZ H9 SING N N 18 SCS OXT HXT SING N N 19 SCS CA HA SING N N 20 # 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 SCS SMILES ACDLabs 10.04 "O=C(O)C(N)CSSCC" SCS SMILES_CANONICAL CACTVS 3.341 "CCSSC[C@H](N)C(O)=O" SCS SMILES CACTVS 3.341 "CCSSC[CH](N)C(O)=O" SCS SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CCSSC[C@@H](C(=O)O)N" SCS SMILES "OpenEye OEToolkits" 1.5.0 "CCSSCC(C(=O)O)N" SCS InChI InChI 1.03 "InChI=1S/C5H11NO2S2/c1-2-9-10-3-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1" SCS InChIKey InChI 1.03 YIMFYOCZTDBZJL-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 SCS "SYSTEMATIC NAME" ACDLabs 10.04 "3-(ethyldisulfanyl)-L-alanine" SCS "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-amino-3-ethyldisulfanyl-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 SCS "Create component" 1999-07-08 RCSB SCS "Modify descriptor" 2011-06-04 RCSB SCS "Modify backbone" 2023-11-03 PDBE SCS "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id SCS _pdbx_chem_comp_pcm.modified_residue_id CYS _pdbx_chem_comp_pcm.type Ethylsulfanylation _pdbx_chem_comp_pcm.category "Named protein 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 ? _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 ? #