data_MSA
# 
_chem_comp.id                                    MSA 
_chem_comp.name                                  "(2-S-METHYL) SARCOSINE" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C4 H9 N O2 S" 
_chem_comp.mon_nstd_parent_comp_id               GLY 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_chem_comp.pdbx_modified_date                    2023-11-03 
_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                       G 
_chem_comp.three_letter_code                     MSA 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   N 
_chem_comp.pdbx_ideal_coordinates_details        ? 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        1CWJ 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  RCSB 
# 
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 
MSA N   N   N 0 1 N N N Y Y N 10.764 37.742 17.650 -1.297 0.689  0.289  N   MSA 1  
MSA CA  CA  C 0 1 N N R Y N N 11.219 38.301 16.372 -0.240 -0.272 -0.050 CA  MSA 2  
MSA C   C   C 0 1 N N N Y N Y 10.163 39.206 15.720 0.075  -0.171 -1.520 C   MSA 3  
MSA O   O   O 0 1 N N N Y N Y 10.251 40.443 15.827 -0.065 -1.134 -2.236 O   MSA 4  
MSA OXT OXT O 0 1 N Y N Y N Y 9.162  38.605 15.045 0.514  0.988  -2.034 OXT MSA 5  
MSA CN  CN  C 0 1 N N N N N N 10.253 38.659 18.712 -2.273 -0.030 1.118  CN  MSA 6  
MSA SB  SB  S 0 1 N N N N N N 12.784 39.173 16.553 1.249  0.099  0.915  SB  MSA 7  
MSA CG  CG  C 0 1 N N N N N N 13.839 37.767 16.781 0.654  -0.309 2.579  CG  MSA 8  
MSA H   HN  H 0 1 N Y N Y Y N 11.514 37.174 18.043 -1.766 0.923  -0.573 H   MSA 9  
MSA HA  HA  H 0 1 N N N Y N N 11.379 37.435 15.688 -0.580 -1.281 0.179  HA  MSA 10 
MSA HXT HXT H 0 1 N Y N Y N Y 8.508  39.164 14.641 0.717  1.053  -2.978 HXT MSA 11 
MSA HN1 1HN H 0 1 N N N N N N 9.907  38.234 19.683 -3.032 0.665  1.474  HN1 MSA 12 
MSA HN2 2HN H 0 1 N N N N N N 11.028 39.432 18.917 -2.747 -0.812 0.525  HN2 MSA 13 
MSA HN3 3HN H 0 1 N N N N N N 9.432  39.279 18.282 -1.763 -0.480 1.971  HN3 MSA 14 
MSA HG1 1HG H 0 1 N N N N N N 14.808 38.307 16.893 1.479  -0.234 3.288  HG1 MSA 15 
MSA HG2 2HG H 0 1 N N N N N N 13.562 37.065 17.602 -0.133 0.387  2.865  HG2 MSA 16 
MSA HG3 3HG H 0 1 N N N N N N 13.796 36.980 15.992 0.261  -1.325 2.585  HG3 MSA 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 
MSA N   CA  SING N N 1  
MSA N   CN  SING N N 2  
MSA N   H   SING N N 3  
MSA CA  C   SING N N 4  
MSA CA  SB  SING N N 5  
MSA CA  HA  SING N N 6  
MSA C   O   DOUB N N 7  
MSA C   OXT SING N N 8  
MSA OXT HXT SING N N 9  
MSA CN  HN1 SING N N 10 
MSA CN  HN2 SING N N 11 
MSA CN  HN3 SING N N 12 
MSA SB  CG  SING N N 13 
MSA CG  HG1 SING N N 14 
MSA CG  HG2 SING N N 15 
MSA CG  HG3 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 
MSA SMILES           ACDLabs              10.04 "O=C(O)C(SC)NC"                                                    
MSA SMILES_CANONICAL CACTVS               3.341 "CN[C@H](SC)C(O)=O"                                                
MSA SMILES           CACTVS               3.341 "CN[CH](SC)C(O)=O"                                                 
MSA SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CN[C@@H](C(=O)O)SC"                                               
MSA SMILES           "OpenEye OEToolkits" 1.5.0 "CNC(C(=O)O)SC"                                                    
MSA InChI            InChI                1.03  "InChI=1S/C4H9NO2S/c1-5-3(8-2)4(6)7/h3,5H,1-2H3,(H,6,7)/t3-/m1/s1" 
MSA InChIKey         InChI                1.03  MOIPICHFNZESGC-GSVOUGTGSA-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 
MSA "SYSTEMATIC NAME" ACDLabs              10.04 "(2R)-(methylamino)(methylsulfanyl)ethanoic acid"   
MSA "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-methylamino-2-methylsulfanyl-ethanoic 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 
MSA "Create component"  1999-07-08 RCSB 
MSA "Modify descriptor" 2011-06-04 RCSB 
MSA "Modify backbone"   2023-11-03 PDBE 
# 
