data_MS6 # _chem_comp.id MS6 _chem_comp.name "(2S)-2-amino-4-(methylsulfanyl)butane-1-thiol" _chem_comp.type "L-peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C5 H11 N O S2" _chem_comp.mon_nstd_parent_comp_id MET _chem_comp.pdbx_synonyms "(2S)-2-amino-4-(methylsulfanyl)butanethioic O-acid" _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2020-09-03 _chem_comp.pdbx_modified_date 2025-12-15 _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 165.277 _chem_comp.one_letter_code ? _chem_comp.three_letter_code MS6 _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag Y _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 7K00 _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_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 MS6 CA CA C 0 1 N N S N Y N 201.666 147.529 169.717 0.835 -0.261 -0.649 CA MS6 1 MS6 C C C 0 1 N N N N Y Y 201.853 148.346 168.430 2.110 0.421 -0.223 C MS6 2 MS6 CB CB C 0 1 N N N N N N 201.571 146.035 169.408 -0.345 0.340 0.116 CB MS6 3 MS6 CG CG C 0 1 N N N N N N 201.440 145.174 170.659 -1.651 -0.263 -0.405 CG MS6 4 MS6 SD SD S 0 1 N N N N N N 202.890 145.327 171.720 -3.051 0.451 0.502 SD MS6 5 MS6 CE CE C 0 1 N N N N N N 202.315 146.569 172.878 -4.484 -0.374 -0.245 CE MS6 6 MS6 N N1 N 0 1 N N N Y Y N 200.442 147.975 170.430 0.927 -1.698 -0.358 N MS6 7 MS6 S S S 0 1 N N N N Y Y 200.523 148.830 167.522 3.243 -0.409 0.541 S MS6 8 MS6 HA H1 H 0 1 N N N N Y N 202.540 147.696 170.364 0.686 -0.116 -1.719 HA MS6 9 MS6 HB2 H4 H 0 1 N N N N N N 200.690 145.864 168.771 -0.241 0.118 1.178 HB2 MS6 10 MS6 HB3 H5 H 0 1 N N N N N N 202.479 145.731 168.867 -0.360 1.421 -0.030 HB3 MS6 11 MS6 HG2 H6 H 0 1 N N N N N N 200.550 145.493 171.221 -1.756 -0.041 -1.467 HG2 MS6 12 MS6 HG3 H7 H 0 1 N N N N N N 201.326 144.122 170.359 -1.636 -1.343 -0.260 HG3 MS6 13 MS6 HE1 H8 H 0 1 N N N N N N 203.106 146.781 173.612 -4.517 -0.149 -1.311 HE1 MS6 14 MS6 HE2 H9 H 0 1 N N N N N N 202.065 147.491 172.333 -4.398 -1.451 -0.103 HE2 MS6 15 MS6 HE3 H10 H 0 1 N N N N N N 201.421 146.198 173.400 -5.397 -0.016 0.231 HE3 MS6 16 MS6 H H11 H 0 1 N N N Y Y N 200.328 147.438 171.266 1.066 -1.858 0.629 H MS6 17 MS6 H2 H12 H 0 1 N Y N Y Y N 200.527 148.943 170.665 0.111 -2.188 -0.693 H2 MS6 18 MS6 OXT OXT O 0 1 N Y N N Y Y ? ? ? 2.294 1.727 -0.486 OXT MS6 19 MS6 HXT HXT H 0 1 N Y N N Y Y ? ? ? 3.128 2.120 -0.193 HXT MS6 20 # 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 MS6 S C DOUB N N 1 MS6 C CA SING N N 2 MS6 CB CA SING N N 3 MS6 CB CG SING N N 4 MS6 CA N SING N N 5 MS6 CG SD SING N N 6 MS6 SD CE SING N N 7 MS6 CA HA SING N N 8 MS6 CB HB2 SING N N 9 MS6 CB HB3 SING N N 10 MS6 CG HG2 SING N N 11 MS6 CG HG3 SING N N 12 MS6 CE HE1 SING N N 13 MS6 CE HE2 SING N N 14 MS6 CE HE3 SING N N 15 MS6 N H SING N N 16 MS6 N H2 SING N N 17 MS6 C OXT SING N N 18 MS6 OXT HXT SING N N 19 # 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 MS6 SMILES ACDLabs 12.01 "C(N)(CS)CCSC" MS6 InChI InChI 1.06 "InChI=1S/C5H11NOS2/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1" MS6 InChIKey InChI 1.06 IXNUCNJMRZVHDV-BYPYZUCNSA-N MS6 SMILES_CANONICAL CACTVS 3.385 "CSCC[C@H](N)C(O)=S" MS6 SMILES CACTVS 3.385 "CSCC[CH](N)C(O)=S" MS6 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CSCC[C@@H](C(=S)O)N" MS6 SMILES "OpenEye OEToolkits" 2.0.7 "CSCCC(C(=S)O)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 MS6 "SYSTEMATIC NAME" ACDLabs 12.01 "(2S)-2-amino-4-(methylsulfanyl)butane-1-thiol" MS6 "SYSTEMATIC NAME" "OpenEye OEToolkits" 2.0.7 "(2~{S})-2-azanyl-4-methylsulfanyl-butanethioic O-acid" # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id MS6 _pdbx_chem_comp_pcm.modified_residue_id MET _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Non-standard residue" _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 ? # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site MS6 "Create component" 2020-09-03 RCSB MS6 "Initial release" 2020-09-23 RCSB MS6 "Modify backbone" 2023-11-03 PDBE MS6 "Modify PCM" 2024-09-27 PDBE MS6 "Other modification" 2025-10-23 PDBE MS6 "Other modification" 2025-12-15 PDBE # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id MS6 _pdbx_chem_comp_synonyms.name "(2S)-2-amino-4-(methylsulfanyl)butanethioic O-acid" _pdbx_chem_comp_synonyms.provenance AUTHOR _pdbx_chem_comp_synonyms.type ? #