data_BUC
# 
_chem_comp.id                                    BUC 
_chem_comp.name                                  S,S-BUTYLTHIOCYSTEINE 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C7 H15 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                    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                        209.329 
_chem_comp.one_letter_code                       C 
_chem_comp.three_letter_code                     BUC 
_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        1A2U 
_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.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 
BUC N   N   N 0 1 N N N 12.690 20.869 16.081 1.965  0.096  -3.142 N   BUC 1  
BUC CA  CA  C 0 1 N N R 13.889 21.465 15.482 0.788  -0.162 -2.302 CA  BUC 2  
BUC CB  CB  C 0 1 N N N 13.525 22.445 14.356 0.856  0.710  -1.047 CB  BUC 3  
BUC SG  SG  S 0 1 N N N 12.693 23.979 14.886 -0.613 0.414  -0.025 SG  BUC 4  
BUC SD  SD  S 0 1 N N N 10.734 23.433 14.985 -0.128 -1.408 0.776  SD  BUC 5  
BUC C1  C1  C 0 1 N N N 10.184 23.457 13.257 0.739  -0.872 2.276  C1  BUC 6  
BUC C2  C2  C 0 1 N N N 11.174 24.166 12.370 -0.208 -0.042 3.145  C2  BUC 7  
BUC C3  C3  C 0 1 N N N 11.401 25.592 12.839 0.523  0.409  4.410  C3  BUC 8  
BUC C4  C4  C 0 1 N N N 12.696 26.153 12.285 -0.425 1.238  5.279  C4  BUC 9  
BUC C   C   C 0 1 N N N 14.719 22.187 16.541 -0.462 0.164  -3.075 C   BUC 10 
BUC O   O   O 0 1 N N N 14.260 22.419 17.659 -0.442 1.026  -3.921 O   BUC 11 
BUC OXT OXT O 0 1 N Y N 15.944 22.543 16.186 -1.600 -0.501 -2.823 OXT BUC 12 
BUC H   1HN H 0 1 N N N 12.322 21.300 16.888 2.775  -0.122 -2.583 H   BUC 13 
BUC H2  2HN H 0 1 N Y N 12.100 20.426 15.376 1.988  1.091  -3.309 H2  BUC 14 
BUC HA  HA  H 0 1 N N N 14.491 20.634 15.046 0.773  -1.213 -2.013 HA  BUC 15 
BUC HB2 1HB H 0 1 N N N 14.432 22.691 13.756 0.892  1.760  -1.336 HB2 BUC 16 
BUC HB3 2HB H 0 1 N N N 12.911 21.926 13.582 1.751  0.459  -0.477 HB3 BUC 17 
BUC H11 1H1 H 0 1 N N N 9.966  22.428 12.884 1.602  -0.266 2.000  H11 BUC 18 
BUC H12 2H1 H 0 1 N N N 9.163  23.895 13.160 1.073  -1.746 2.835  H12 BUC 19 
BUC H21 1H2 H 0 1 N N N 12.132 23.601 12.290 -1.071 -0.648 3.421  H21 BUC 20 
BUC H22 2H2 H 0 1 N N N 10.866 24.129 11.298 -0.542 0.831  2.586  H22 BUC 21 
BUC H31 1H3 H 0 1 N N N 10.532 26.247 12.593 1.385  1.015  4.133  H31 BUC 22 
BUC H32 2H3 H 0 1 N N N 11.364 25.668 13.950 0.856  -0.464 4.969  H32 BUC 23 
BUC H41 1H4 H 0 1 N N N 12.862 27.200 12.629 0.096  1.561  6.180  H41 BUC 24 
BUC H42 2H4 H 0 1 N N N 13.564 25.498 12.530 -0.759 2.112  4.720  H42 BUC 25 
BUC H43 3H4 H 0 1 N N N 12.733 26.076 11.173 -1.288 0.632  5.555  H43 BUC 26 
BUC HXT HXT H 0 1 N Y N 16.460 22.992 16.844 -2.403 -0.291 -3.319 HXT BUC 27 
# 
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 
BUC N   CA  SING N N 1  
BUC N   H   SING N N 2  
BUC N   H2  SING N N 3  
BUC CA  CB  SING N N 4  
BUC CA  C   SING N N 5  
BUC CA  HA  SING N N 6  
BUC CB  SG  SING N N 7  
BUC CB  HB2 SING N N 8  
BUC CB  HB3 SING N N 9  
BUC SG  SD  SING N N 10 
BUC SD  C1  SING N N 11 
BUC C1  C2  SING N N 12 
BUC C1  H11 SING N N 13 
BUC C1  H12 SING N N 14 
BUC C2  C3  SING N N 15 
BUC C2  H21 SING N N 16 
BUC C2  H22 SING N N 17 
BUC C3  C4  SING N N 18 
BUC C3  H31 SING N N 19 
BUC C3  H32 SING N N 20 
BUC C4  H41 SING N N 21 
BUC C4  H42 SING N N 22 
BUC C4  H43 SING N N 23 
BUC C   O   DOUB N N 24 
BUC C   OXT SING N N 25 
BUC OXT HXT SING N N 26 
# 
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 
BUC SMILES           ACDLabs              10.04 "O=C(O)C(N)CSSCCCC"                                                                  
BUC SMILES_CANONICAL CACTVS               3.341 "CCCCSSC[C@H](N)C(O)=O"                                                              
BUC SMILES           CACTVS               3.341 "CCCCSSC[CH](N)C(O)=O"                                                               
BUC SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CCCCSSC[C@@H](C(=O)O)N"                                                             
BUC SMILES           "OpenEye OEToolkits" 1.5.0 "CCCCSSCC(C(=O)O)N"                                                                  
BUC InChI            InChI                1.03  "InChI=1S/C7H15NO2S2/c1-2-3-4-11-12-5-6(8)7(9)10/h6H,2-5,8H2,1H3,(H,9,10)/t6-/m0/s1" 
BUC InChIKey         InChI                1.03  XWJGTZVISFJZPH-LURJTMIESA-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 
BUC "SYSTEMATIC NAME" ACDLabs              10.04 "3-(butyldisulfanyl)-L-alanine"                 
BUC "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-amino-3-butyldisulfanyl-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 
BUC "Create component"  1999-07-08 RCSB 
BUC "Modify descriptor" 2011-06-04 RCSB 
# 
