data_CGL
# 
_chem_comp.id                                    CGL 
_chem_comp.name                                  CYSTINE-GLUTATHIONE 
_chem_comp.type                                  "L-peptide linking" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C13 H22 N4 O8 S2" 
_chem_comp.mon_nstd_parent_comp_id               CYS 
_chem_comp.pdbx_synonyms                         "(2S)-2-amino-5-({(2R)-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}-1-[(carboxymethyl)amino]-1-oxopropan-2-yl}amino)-5-oxopentanoic acid (non-preferred name)" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_chem_comp.pdbx_modified_date                    2026-03-03 
_chem_comp.pdbx_ambiguous_flag                   N 
_chem_comp.pdbx_release_status                   OBS 
_chem_comp.pdbx_replaced_by                      ? 
_chem_comp.pdbx_replaces                         ? 
_chem_comp.formula_weight                        426.466 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     CGL 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   N 
_chem_comp.pdbx_ideal_coordinates_details        Corina 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        1KCG 
_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 
CGL N    N1  N 0 1 N N N Y Y N 19.008 -6.346 51.510 3.666  -3.190 1.225  N    CGL 1  
CGL CA   C1  C 0 1 N N R N Y N 17.722 -6.464 52.216 2.902  -3.862 0.165  CA   CGL 2  
CGL CB   C2  C 0 1 N N N N N N 16.491 -6.182 51.340 2.088  -2.825 -0.612 CB   CGL 3  
CGL SG   S1  S 0 1 N N N N N N 16.405 -4.700 50.281 0.839  -2.094 0.482  SG   CGL 4  
CGL C    C3  C 0 1 N N N N Y Y 17.538 -7.872 52.703 3.852  -4.560 -0.773 C    CGL 5  
CGL O    O1  O 0 1 N N N N Y Y 17.652 -8.817 51.931 5.013  -4.229 -0.814 O    CGL 6  
CGL N1   N2  N 0 1 N N N N N N 8.858  -6.337 51.946 -5.105 -1.027 -1.888 N1   CGL 7  
CGL CA1  C4  C 0 1 N N S N N N 10.262 -6.744 52.056 -5.055 -1.192 -0.429 CA1  CGL 8  
CGL C1   C5  C 0 1 N N N N N N 10.714 -7.995 52.875 -6.424 -0.947 0.152  C1   CGL 9  
CGL O11  O2  O 0 1 N N N N N N 11.718 -8.633 52.519 -7.247 -0.328 -0.481 O11  CGL 10 
CGL O12  O3  O 0 1 N N N N N N 10.057 -8.291 53.963 -6.730 -1.417 1.372  O12  CGL 11 
CGL CB1  C6  C 0 1 N N N N N N 11.346 -5.640 52.184 -4.063 -0.189 0.164  CB1  CGL 12 
CGL CG1  C7  C 0 1 N N N N N N 11.363 -4.960 50.791 -2.652 -0.515 -0.329 CG1  CGL 13 
CGL CD1  C8  C 0 1 N N N N N N 12.800 -5.055 50.229 -1.675 0.473  0.255  CD1  CGL 14 
CGL OE1  O4  O 0 1 N N N N N N 13.428 -4.132 49.688 -2.069 1.351  0.993  OE1  CGL 15 
CGL N2   N3  N 0 1 N N N N N N 12.869 -6.395 50.080 -0.364 0.380  -0.043 N2   CGL 16 
CGL CA2  C9  C 0 1 N N R N N N 13.608 -7.346 49.243 0.586  1.340  0.525  CA2  CGL 17 
CGL C2   C10 C 0 1 N N N N N N 12.482 -8.253 48.691 0.626  2.576  -0.336 C2   CGL 18 
CGL O2   O5  O 0 1 N N N N N N 12.275 -9.469 48.847 -0.071 2.648  -1.327 O2   CGL 19 
CGL CB2  C11 C 0 1 N N N N N N 14.901 -7.994 49.780 1.979  0.710  0.577  CB2  CGL 20 
CGL SG2  S2  S 0 1 N N N N N N 16.218 -6.753 49.577 1.931  -0.778 1.614  SG2  CGL 21 
CGL N3   N4  N 0 1 N N N N N N 11.785 -7.291 48.035 1.435  3.602  -0.006 N3   CGL 22 
CGL CA3  C12 C 0 1 N N N N N N 10.647 -6.853 47.213 1.474  4.803  -0.843 CA3  CGL 23 
CGL C3   C13 C 0 1 N N N N N N 9.778  -7.729 46.331 2.451  5.791  -0.259 C3   CGL 24 
CGL O31  O6  O 0 1 N N N N N N 8.986  -7.051 45.638 3.053  5.519  0.752  O31  CGL 25 
CGL O32  O7  O 0 1 N N N N N N 9.918  -8.978 46.314 2.652  6.973  -0.863 O32  CGL 26 
CGL H    H1  H 0 1 N N N Y Y N 19.756 -6.543 52.144 4.199  -2.418 0.853  H    CGL 27 
CGL H2   H2  H 0 1 N Y N Y Y N 19.033 -6.998 50.752 3.058  -2.885 1.970  H2   CGL 28 
CGL HA   H4  H 0 1 N N N N Y N 17.709 -5.779 53.076 2.228  -4.593 0.611  HA   CGL 29 
CGL HB2  H5  H 0 1 N N N N N N 15.629 -6.129 52.021 2.752  -2.043 -0.979 HB2  CGL 30 
CGL HXT  H6  H 0 1 N Y N N Y Y 17.094 -8.933 54.174 4.054  -5.968 -2.149 HXT  CGL 31 
CGL H7   H7  H 0 1 N N N N N N 8.280  -7.149 51.871 -5.400 -0.094 -2.136 H7   CGL 32 
CGL H8   H8  H 0 1 N N N N N N 8.597  -5.816 52.759 -4.215 -1.248 -2.307 H8   CGL 33 
CGL HA1  H10 H 0 1 N N N N N N 10.459 -7.097 51.033 -4.734 -2.205 -0.188 HA1  CGL 34 
CGL H12  H11 H 0 1 N N N N N N 10.469 -9.032 54.391 -7.620 -1.235 1.702  H12  CGL 35 
CGL HB12 H12 H 0 0 N N N N N N 12.327 -6.081 52.415 -4.334 0.819  -0.150 HB12 CGL 36 
CGL HB13 H13 H 0 0 N N N N N N 11.076 -4.917 52.968 -4.091 -0.250 1.252  HB13 CGL 37 
CGL HG12 H14 H 0 0 N N N N N N 11.069 -3.904 50.888 -2.381 -1.523 -0.014 HG12 CGL 38 
CGL HG13 H15 H 0 0 N N N N N N 10.664 -5.475 50.116 -2.624 -0.454 -1.417 HG13 CGL 39 
CGL HN2  H16 H 0 1 N N N N N N 12.250 -6.865 50.709 -0.049 -0.323 -0.633 HN2  CGL 40 
CGL HA2  H17 H 0 1 N N N N N N 13.938 -6.763 48.371 0.271  1.610  1.533  HA2  CGL 41 
CGL HB23 H18 H 0 0 N N N N N N 14.784 -8.254 50.842 2.293  0.440  -0.431 HB23 CGL 42 
CGL HB22 H19 H 0 0 N N N N N N 15.140 -8.900 49.205 2.685  1.424  0.999  HB22 CGL 43 
CGL HN3  H20 H 0 1 N N N N N N 12.314 -6.456 48.188 1.992  3.545  0.786  HN3  CGL 44 
CGL HA31 H21 H 0 0 N N N N N N 11.060 -6.089 46.538 1.789  4.534  -1.851 HA31 CGL 45 
CGL HA32 H22 H 0 0 N N N N N N 9.950  -6.379 47.920 0.481  5.253  -0.880 HA32 CGL 46 
CGL H32  H23 H 0 1 N N N N N N 9.319  -9.356 45.680 3.288  7.574  -0.451 H32  CGL 47 
CGL OXT  OXT O 0 1 N Y N N Y Y 17.215 -8.012 53.977 3.408  -5.550 -1.564 OXT  CGL 48 
CGL HB3  HB3 H 0 1 N N N N N N 16.378 -7.049 50.673 1.594  -3.308 -1.455 HB3  CGL 49 
# 
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 
CGL O31 C3   DOUB N N 1  
CGL O32 C3   SING N N 2  
CGL C3  CA3  SING N N 3  
CGL CA3 N3   SING N N 4  
CGL N3  C2   SING N N 5  
CGL C2  O2   DOUB N N 6  
CGL C2  CA2  SING N N 7  
CGL CA2 CB2  SING N N 8  
CGL CA2 N2   SING N N 9  
CGL SG2 CB2  SING N N 10 
CGL SG2 SG   SING N N 11 
CGL OE1 CD1  DOUB N N 12 
CGL N2  CD1  SING N N 13 
CGL CD1 CG1  SING N N 14 
CGL SG  CB   SING N N 15 
CGL CG1 CB1  SING N N 16 
CGL CB  CA   SING N N 17 
CGL N   CA   SING N N 18 
CGL O   C    DOUB N N 19 
CGL N1  CA1  SING N N 20 
CGL CA1 CB1  SING N N 21 
CGL CA1 C1   SING N N 22 
CGL CA  C    SING N N 23 
CGL O11 C1   DOUB N N 24 
CGL C1  O12  SING N N 25 
CGL N   H    SING N N 26 
CGL N   H2   SING N N 27 
CGL CA  HA   SING N N 28 
CGL CB  HB2  SING N N 29 
CGL N1  H7   SING N N 30 
CGL N1  H8   SING N N 31 
CGL CA1 HA1  SING N N 32 
CGL O12 H12  SING N N 33 
CGL CB1 HB12 SING N N 34 
CGL CB1 HB13 SING N N 35 
CGL CG1 HG12 SING N N 36 
CGL CG1 HG13 SING N N 37 
CGL N2  HN2  SING N N 38 
CGL CA2 HA2  SING N N 39 
CGL CB2 HB23 SING N N 40 
CGL CB2 HB22 SING N N 41 
CGL N3  HN3  SING N N 42 
CGL CA3 HA31 SING N N 43 
CGL CA3 HA32 SING N N 44 
CGL O32 H32  SING N N 45 
CGL C   OXT  SING N N 46 
CGL OXT HXT  SING N N 47 
CGL CB  HB3  SING N N 48 
# 
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 
CGL SMILES           ACDLabs              14.52   "O=C(NC(CSSCC(N)C(=O)O)C(=O)NCC(=O)O)CCC(N)C(=O)O"                                                                                                                               
CGL InChI            InChI                1.06    "InChI=1S/C13H22N4O8S2/c14-6(12(22)23)1-2-9(18)17-8(11(21)16-3-10(19)20)5-27-26-4-7(15)13(24)25/h6-8H,1-5,14-15H2,(H,16,21)(H,17,18)(H,19,20)(H,22,23)(H,24,25)/t6-,7-,8-/m0/s1" 
CGL InChIKey         InChI                1.06    BNRXZEPOHPEEAS-FXQIFTODSA-N                                                                                                                                                      
CGL SMILES_CANONICAL CACTVS               3.385   "N[C@@H](CCC(=O)N[C@@H](CSSC[C@H](N)C(O)=O)C(=O)NCC(O)=O)C(O)=O"                                                                                                                 
CGL SMILES           CACTVS               3.385   "N[CH](CCC(=O)N[CH](CSSC[CH](N)C(O)=O)C(=O)NCC(O)=O)C(O)=O"                                                                                                                      
CGL SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "C(CC(=O)N[C@@H](CSSC[C@@H](C(=O)O)N)C(=O)NCC(=O)O)[C@@H](C(=O)O)N"                                                                                                              
CGL SMILES           "OpenEye OEToolkits" 3.1.0.0 "C(CC(=O)NC(CSSCC(C(=O)O)N)C(=O)NCC(=O)O)C(C(=O)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 
CGL "SYSTEMATIC NAME" ACDLabs              14.52   "(2S)-2-amino-5-({(2R)-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}-1-[(carboxymethyl)amino]-1-oxopropan-2-yl}amino)-5-oxopentanoic acid (non-preferred name)"                                     
CGL "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "(2~{S})-2-azanyl-5-[[(2~{R})-3-[[(2~{R})-2-azanyl-3-oxidanyl-3-oxidanylidene-propyl]disulfanyl]-1-(2-hydroxy-2-oxoethylamino)-1-oxidanylidene-propan-2-yl]amino]-5-oxidanylidene-pentanoic acid" 
# 
_pdbx_chem_comp_synonyms.ordinal      1 
_pdbx_chem_comp_synonyms.comp_id      CGL 
_pdbx_chem_comp_synonyms.name         "(2S)-2-amino-5-({(2R)-3-{[(2R)-2-amino-2-carboxyethyl]disulfanyl}-1-[(carboxymethyl)amino]-1-oxopropan-2-yl}amino)-5-oxopentanoic acid (non-preferred name)" 
_pdbx_chem_comp_synonyms.provenance   PDB 
_pdbx_chem_comp_synonyms.type         "systematic name" 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            CGL 
_pdbx_chem_comp_pcm.modified_residue_id                CYS 
_pdbx_chem_comp_pcm.type                               Glutathionylation 
_pdbx_chem_comp_pcm.category                           "Named protein modification" 
_pdbx_chem_comp_pcm.position                           "Amino-acid side chain" 
_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 
CGL "Create component"   1999-07-08 RCSB 
CGL "Modify descriptor"  2011-06-04 RCSB 
CGL "Obsolete component" 2011-02-01 RCSB 
CGL "Modify backbone"    2023-11-03 PDBE 
CGL "Other modification" 2024-06-06 PDBE 
CGL "Modify PCM"         2024-09-27 PDBE 
CGL "Other modification" 2025-04-02 RCSB 
CGL "Modify PCM"         2025-05-05 RCSB 
CGL "Obsolete component" 2026-03-03 RCSB 
# 
