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                    2011-06-04 
_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 
# 
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.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 10.965 -7.511 9.995  3.067  -1.386 -0.517 N    NCY 1  
NCY CA   CA   C 0 1 N N R 10.310 -6.374 10.663 1.665  -1.164 -0.766 CA   NCY 2  
NCY CB   CB   C 0 1 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 12.867 -5.383 10.366 -0.735 0.063  0.043  SG   NCY 4  
NCY CN   CN   C 0 1 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 8.852  -6.271 10.236 1.390  -0.857 -2.229 C    NCY 6  
NCY O    O    O 0 1 N N N 8.492  -5.300 9.545  1.788  0.152  -2.799 O    NCY 7  
NCY OXT  OXT  O 0 1 N Y N ?      ?      ?      0.644  -1.805 -2.844 OXT  NCY 8  
NCY H    HN   H 0 1 N N 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 10.336 -6.560 11.747 1.180  -2.127 -0.562 HA   NCY 10 
NCY HB2  1HB  H 0 1 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 10.771 -4.572 9.461  1.314  -0.346 1.214  HB3  NCY 12 
NCY HG   HG   H 0 1 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 11.496 -8.338 8.116  3.742  -2.193 -2.340 HCN1 NCY 14 
NCY HCN2 2HCN H 0 0 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 9.941  -7.440 8.139  4.531  -2.854 -0.891 HCN3 NCY 16 
NCY HXT  HXT  H 0 1 N Y N -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 
# 
