data_OHS
# 
_chem_comp.id                                    OHS 
_chem_comp.name                                  "O-(CARBOXYSULFANYL)-4-OXO-L-HOMOSERINE" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C5 H7 N O6 S" 
_chem_comp.mon_nstd_parent_comp_id               ASP 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2005-02-02 
_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                        209.177 
_chem_comp.one_letter_code                       D 
_chem_comp.three_letter_code                     OHS 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   N 
_chem_comp.pdbx_ideal_coordinates_details        "OpenEye/OEToolkits V1.4.2" 
_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                  RCSB 
_chem_comp.pdbx_pcm                              N 
# 
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 
OHS OXT OXT O 0 1 N Y N N N N 9.390 3.350 -8.510 -0.724 -3.439 1.172  OXT OHS 1  
OHS C   C   C 0 1 N N N N N N 8.240 3.440 -8.010 -0.925 -2.615 0.109  C   OHS 2  
OHS O   O   O 0 1 N N N N N N 7.310 2.640 -8.240 -0.550 -2.892 -1.022 O   OHS 3  
OHS CA  CA  C 0 1 N N R N N N 7.960 4.610 -7.050 -1.648 -1.343 0.510  CA  OHS 4  
OHS N   N   N 0 1 N N N N N N 9.180 5.380 -6.750 -2.504 -0.926 -0.601 N   OHS 5  
OHS CB  CB  C 0 1 N N N N N N 7.370 4.120 -5.720 -0.645 -0.243 0.854  CB  OHS 6  
OHS CG  CG  C 0 1 N N N N N N 5.850 3.910 -5.740 0.243  -0.642 2.009  CG  OHS 7  
OHS OD1 OD1 O 0 1 N N N N N N 5.230 3.780 -6.800 1.456  -0.782 1.907  OD1 OHS 8  
OHS OD2 OD2 O 0 1 N N N N N N 5.290 3.890 -4.500 -0.517 -0.791 3.136  OD2 OHS 9  
OHS SE  SE  S 0 1 N N N N N N 3.800 3.710 -4.490 0.304  -1.232 4.515  SE  OHS 10 
OHS CZ  CZ  C 0 1 N N N N N N 3.280 3.860 -2.820 -1.112 -1.268 5.567  CZ  OHS 11 
OHS OW  OW  O 0 1 N N N N N N 4.160 4.040 -1.950 -2.224 -1.003 5.129  OW  OHS 12 
OHS OZ  OZ  O 0 1 N N N N N N 2.060 3.780 -2.580 -0.902 -1.580 6.875  OZ  OHS 13 
OHS HA1 1HA H 0 1 N N N N N N 7.301 5.197 -7.520 -2.302 -1.572 1.359  HA1 OHS 14 
OHS H2  HAC H 0 1 N Y N N N N 8.940 6.110 -6.110 -2.064 -0.657 -1.453 H2  OHS 15 
OHS H   HAA H 0 1 N N N N N N 9.550 5.760 -7.590 -3.460 -0.732 -0.405 H   OHS 16 
OHS HB2 1HB H 0 1 N N N N N N 7.583 4.797 -5.015 -1.147 0.699  1.109  HB2 OHS 17 
OHS HB3 2HB H 0 1 N N N N N N 7.803 3.249 -5.488 0.000  0.000  -0.000 HB3 OHS 18 
OHS HXT HO1 H 0 1 N Y N N N N 9.430 2.590 -9.078 -0.255 -4.276 0.968  HXT OHS 19 
OHS HZ  HO2 H 0 1 N N N N N N 1.913 3.876 -1.646 -1.734 -1.562 7.394  HZ  OHS 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 
OHS OXT C   SING N N 1  
OHS C   O   DOUB N N 2  
OHS C   CA  SING N N 3  
OHS CA  N   SING N N 4  
OHS CA  CB  SING N N 5  
OHS CA  HA1 SING N N 6  
OHS N   H2  SING N N 7  
OHS N   H   SING N N 8  
OHS CB  CG  SING N N 9  
OHS CB  HB2 SING N N 10 
OHS CB  HB3 SING N N 11 
OHS CG  OD1 DOUB N N 12 
OHS CG  OD2 SING N N 13 
OHS OD2 SE  SING N N 14 
OHS SE  CZ  SING N N 15 
OHS CZ  OW  DOUB N N 16 
OHS CZ  OZ  SING N N 17 
OHS HXT OXT SING N N 18 
OHS HZ  OZ  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 
OHS SMILES           ACDLabs              10.04 "O=C(O)SOC(=O)CC(N)C(=O)O"                                                              
OHS SMILES_CANONICAL CACTVS               3.341 "N[C@H](CC(=O)OSC(O)=O)C(O)=O"                                                          
OHS SMILES           CACTVS               3.341 "N[CH](CC(=O)OSC(O)=O)C(O)=O"                                                           
OHS SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C([C@H](C(=O)O)N)C(=O)OSC(=O)O"                                                        
OHS SMILES           "OpenEye OEToolkits" 1.5.0 "C(C(C(=O)O)N)C(=O)OSC(=O)O"                                                            
OHS InChI            InChI                1.03  "InChI=1S/C5H7NO6S/c6-2(4(8)9)1-3(7)12-13-5(10)11/h2H,1,6H2,(H,8,9)(H,10,11)/t2-/m1/s1" 
OHS InChIKey         InChI                1.03  XLRNXEYAFDOPMG-UWTATZPHSA-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 
OHS "SYSTEMATIC NAME" ACDLabs              10.04 "O-(carboxysulfanyl)-4-oxo-D-homoserine"                
OHS "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-amino-4-carboxysulfanyloxy-4-oxo-butanoic 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 
OHS "Create component"  2005-02-02 RCSB 
OHS "Modify descriptor" 2011-06-04 RCSB 
OHS "Modify PCM"        2024-09-27 PDBE 
# 
