data_QNQ
# 
_chem_comp.id                                    QNQ 
_chem_comp.name                                  "4-methylcatechol cysteine" 
_chem_comp.type                                  "L-peptide linking" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C10 H13 N O4 S" 
_chem_comp.mon_nstd_parent_comp_id               CYS 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2020-07-08 
_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                        243.280 
_chem_comp.one_letter_code                       C 
_chem_comp.three_letter_code                     QNQ 
_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        6ZNZ 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  PDBE 
_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 
QNQ N   N1  N 0 1 N N N N N N 27.633 64.759 83.967 3.196  1.189  0.978  N   QNQ 1  
QNQ CA  C1  C 0 1 N N R N N N 27.302 64.793 82.522 2.832  -0.150 0.497  CA  QNQ 2  
QNQ CB  C2  C 0 1 N N N N N N 27.304 66.241 82.040 1.417  -0.115 -0.086 CB  QNQ 3  
QNQ SG  S1  S 0 1 N N N N N N 25.830 66.938 82.728 0.247  0.404  1.199  SG  QNQ 4  
QNQ C   C3  C 0 1 N N N N N N 28.249 63.945 81.725 3.804  -0.582 -0.571 C   QNQ 5  
QNQ O   O1  O 0 1 N N N N N N 27.780 63.292 80.766 4.467  0.243  -1.153 O   QNQ 6  
QNQ C1  C4  C 0 1 Y N N N N N 24.417 66.620 80.481 -2.073 -0.773 0.343  C1  QNQ 7  
QNQ C2  C5  C 0 1 Y N N N N N 23.394 66.123 79.675 -3.292 -0.782 -0.322 C2  QNQ 8  
QNQ C3  C6  C 0 1 Y N N N N N 22.454 65.271 80.255 -3.736 0.362  -0.970 C3  QNQ 9  
QNQ C4  C7  C 0 1 Y N N N N N 22.543 64.910 81.599 -2.966 1.510  -0.955 C4  QNQ 10 
QNQ C5  C8  C 0 1 Y N N N N N 23.574 65.409 82.391 -1.753 1.526  -0.295 C5  QNQ 11 
QNQ C6  C9  C 0 1 Y N N N N N 24.514 66.290 81.835 -1.301 0.385  0.357  C6  QNQ 12 
QNQ C51 C10 C 0 1 N N N N N N 23.614 64.974 83.836 -0.918 2.780  -0.283 C51 QNQ 13 
QNQ O1  O2  O 0 1 N N N N N N 25.342 67.467 79.936 -1.637 -1.891 0.985  O1  QNQ 14 
QNQ O2  O3  O 0 1 N N N N N N 23.307 66.464 78.340 -4.050 -1.911 -0.339 O2  QNQ 15 
QNQ H1  H1  H 0 1 N N N N N N 26.987 65.332 84.471 3.172  1.863  0.227  H1  QNQ 16 
QNQ H2  H2  H 0 1 N N N N N N 27.575 63.818 84.300 2.598  1.475  1.739  H2  QNQ 17 
QNQ H4  H4  H 0 1 N N N N N N 26.286 64.393 82.388 2.866  -0.856 1.327  H4  QNQ 18 
QNQ H5  H5  H 0 1 N N N N N N 28.194 66.772 82.408 1.383  0.591  -0.915 H5  QNQ 19 
QNQ H6  H6  H 0 1 N N N N N N 27.279 66.285 80.941 1.147  -1.109 -0.443 H6  QNQ 20 
QNQ H8  H8  H 0 1 N N N N N N 21.644 64.885 79.654 -4.684 0.355  -1.487 H8  QNQ 21 
QNQ H9  H9  H 0 1 N N N N N N 21.810 64.242 82.027 -3.315 2.398  -1.461 H9  QNQ 22 
QNQ H10 H10 H 0 1 N N N N N N 24.220 64.060 83.928 -1.189 3.388  0.580  H10 QNQ 23 
QNQ H11 H11 H 0 1 N N N N N N 24.060 65.773 84.447 0.138  2.514  -0.223 H11 QNQ 24 
QNQ H12 H12 H 0 1 N N N N N N 22.591 64.772 84.186 -1.099 3.345  -1.197 H12 QNQ 25 
QNQ H13 H13 H 0 1 N N N N N N 25.971 67.720 80.601 -1.920 -1.951 1.908  H13 QNQ 26 
QNQ H14 H14 H 0 1 N N N N N N 24.022 67.047 78.114 -3.864 -2.499 -1.083 H14 QNQ 27 
QNQ OXT O4  O 0 1 N Y N N N N 29.399 63.579 82.091 3.933  -1.883 -0.874 OXT QNQ 28 
QNQ H3  H3  H 0 1 N N N N N N 29.690 62.856 81.547 4.570  -2.111 -1.566 H3  QNQ 29 
# 
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 
QNQ O2  C2  SING N N 1  
QNQ C2  C3  DOUB Y N 2  
QNQ C2  C1  SING Y N 3  
QNQ O1  C1  SING N N 4  
QNQ C3  C4  SING Y N 5  
QNQ C1  C6  DOUB Y N 6  
QNQ O   C   DOUB N N 7  
QNQ C4  C5  DOUB Y N 8  
QNQ C   CA  SING N N 9  
QNQ C6  C5  SING Y N 10 
QNQ C6  SG  SING N N 11 
QNQ CB  CA  SING N N 12 
QNQ CB  SG  SING N N 13 
QNQ C5  C51 SING N N 14 
QNQ CA  N   SING N N 15 
QNQ N   H1  SING N N 16 
QNQ N   H2  SING N N 17 
QNQ CA  H4  SING N N 18 
QNQ CB  H5  SING N N 19 
QNQ CB  H6  SING N N 20 
QNQ C3  H8  SING N N 21 
QNQ C4  H9  SING N N 22 
QNQ C51 H10 SING N N 23 
QNQ C51 H11 SING N N 24 
QNQ C51 H12 SING N N 25 
QNQ O1  H13 SING N N 26 
QNQ O2  H14 SING N N 27 
QNQ C   OXT SING N N 28 
QNQ OXT H3  SING N N 29 
# 
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 
QNQ InChI            InChI                1.03  "InChI=1S/C10H13NO4S/c1-5-2-3-7(12)8(13)9(5)16-4-6(11)10(14)15/h2-3,6,12-13H,4,11H2,1H3,(H,14,15)/t6-/m0/s1" 
QNQ InChIKey         InChI                1.03  ZBDRXXWHBJGDMK-LURJTMIESA-N                                                                                  
QNQ SMILES_CANONICAL CACTVS               3.385 "Cc1ccc(O)c(O)c1SC[C@H](N)C(O)=O"                                                                            
QNQ SMILES           CACTVS               3.385 "Cc1ccc(O)c(O)c1SC[CH](N)C(O)=O"                                                                             
QNQ SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "Cc1ccc(c(c1SC[C@@H](C(=O)O)N)O)O"                                                                           
QNQ SMILES           "OpenEye OEToolkits" 2.0.7 "Cc1ccc(c(c1SCC(C(=O)O)N)O)O"                                                                                
# 
_pdbx_chem_comp_identifier.comp_id           QNQ 
_pdbx_chem_comp_identifier.type              "SYSTEMATIC NAME" 
_pdbx_chem_comp_identifier.program           "OpenEye OEToolkits" 
_pdbx_chem_comp_identifier.program_version   2.0.7 
_pdbx_chem_comp_identifier.identifier        "(2~{R})-2-azanyl-3-[6-methyl-2,3-bis(oxidanyl)phenyl]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 
QNQ "Create component" 2020-07-08 PDBE 
QNQ "Initial release"  2020-12-23 RCSB 
QNQ "Modify PCM"       2024-09-27 PDBE 
# 
