data_CHQ
#

_chem_comp.id                                   CHQ
_chem_comp.name                                 "CYCLO-(L-HISTIDINE-L-PROLINE) INHIBITOR"
_chem_comp.type                                 NON-POLYMER
_chem_comp.pdbx_type                            HETAIN
_chem_comp.formula                              "C11 H14 N4 O2"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "(3S,8AR)-3-(1H-IMIDAZOL-5-YLMETHYL)HEXAHYDROPYRROLO[1,2-A]PYRAZINE-1,4-DIONE"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2004-06-24
_chem_comp.pdbx_modified_date                   2020-06-17
_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                       234.254
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    CHQ
_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       1W1T
_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
CHQ  N     N     N  0  1  N  N  N  17.597  42.278  101.911  -0.796   0.012   0.132  N     CHQ   1  
CHQ  CA    CA    C  0  1  N  N  S  18.930  42.200  102.531   0.614   0.358   0.305  CA    CHQ   2  
CHQ  C     C     C  0  1  N  N  N  19.477  43.573  102.943   1.368   0.091  -0.978  C     CHQ   3  
CHQ  O     O     O  0  1  N  N  N  20.664  43.674  103.251   2.529  -0.256  -0.963  O     CHQ   4  
CHQ  CB    CB    C  0  1  N  N  N  19.880  41.583  101.500   1.211  -0.490   1.430  CB    CHQ   5  
CHQ  ND1   ND1   N  0  1  Y  N  N  21.219  42.581   99.584  -0.639  -0.886   3.167  ND1   CHQ   6  
CHQ  CE1   CE1   C  0  1  Y  N  N  20.944  43.434   98.604  -0.982  -0.328   4.349  CE1   CHQ   7  
CHQ  NE2   NE2   N  0  1  Y  N  N  19.680  43.841   98.617  -0.140   0.630   4.619  NE2   CHQ   8  
CHQ  CD2   CD2   C  0  1  Y  N  N  19.147  43.207   99.659   0.764   0.715   3.632  CD2   CHQ   9  
CHQ  CG    CG    C  0  1  Y  N  N  20.072  42.448  100.249   0.466  -0.221   2.712  CG    CHQ  10  
CHQ  NP    NP    N  0  1  N  N  N  18.679  44.721  103.008   0.705   0.254  -2.135  NP    CHQ  11  
CHQ  CAP   CAP   C  0  1  N  N  S  17.236  44.655  102.727  -0.687   0.728  -2.232  CAP   CHQ  12  
CHQ  CP    CP    C  0  1  N  N  N  16.808  43.435  101.906  -1.437   0.194  -1.037  CP    CHQ  13  
CHQ  OP    OP    O  0  1  N  N  N  15.746  43.443  101.283  -2.615  -0.074  -1.132  OP    CHQ  14  
CHQ  CBP   CBP   C  0  1  N  N  N  17.064  45.970  101.965  -1.265   0.142  -3.528  CBP   CHQ  15  
CHQ  CGP   CGP   C  0  1  N  N  N  17.843  46.908  102.892  -0.097  -0.641  -4.172  CGP   CHQ  16  
CHQ  CDP   CDP   C  0  1  N  N  N  19.130  46.123  103.165   1.155  -0.009  -3.509  CDP   CHQ  17  
CHQ  H     H     H  0  1  N  N  N  17.227  41.442  101.459  -1.284  -0.359   0.883  H     CHQ  18  
CHQ  HA    HA    H  0  1  N  N  N  18.881  41.539  103.428   0.699   1.413   0.563  HA    CHQ  19  
CHQ  HBC1  1HBC  H  0  0  N  N  N  19.547  40.556  101.222   1.124  -1.546   1.174  HBC1  CHQ  20  
CHQ  HBC2  2HBC  H  0  0  N  N  N  20.863  41.340  101.966   2.262  -0.233   1.560  HBC2  CHQ  21  
CHQ  HD1   HD1   H  0  1  N  N  N  22.111  42.128   99.784  -1.092  -1.621   2.725  HD1   CHQ  22  
CHQ  HE1   HE1   H  0  1  N  N  N  21.686  43.769   97.859  -1.816  -0.627   4.967  HE1   CHQ  23  
CHQ  HD2   HD2   H  0  1  N  N  N  18.097  43.296   99.986   1.583   1.417   3.581  HD2   CHQ  24  
CHQ  HAP   HAP   H  0  1  N  N  N  16.661  44.691  103.682  -0.714   1.817  -2.259  HAP   CHQ  25  
CHQ  HBP1  1HBP  H  0  0  N  N  N  16.014  46.269  101.738  -1.597   0.940  -4.193  HBP1  CHQ  26  
CHQ  HBP2  2HBP  H  0  0  N  N  N  17.385  45.961  100.897  -2.093  -0.529  -3.302  HBP2  CHQ  27  
CHQ  HGP1  1HGP  H  0  0  N  N  N  18.000  47.937  102.491  -0.080  -0.490  -5.251  HGP1  CHQ  28  
CHQ  HGP2  2HGP  H  0  0  N  N  N  17.289  47.228  103.805  -0.166  -1.702  -3.931  HGP2  CHQ  29  
CHQ  HDP1  1HDP  H  0  0  N  N  N  20.001  46.411  102.532   1.429   0.919  -4.010  HDP1  CHQ  30  
CHQ  HDP2  2HDP  H  0  0  N  N  N  19.625  46.353  104.137   1.989  -0.711  -3.514  HDP2  CHQ  31  
#   #
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
CHQ  N    CA    SING  N  N   1  
CHQ  N    CP    SING  N  N   2  
CHQ  N    H     SING  N  N   3  
CHQ  CA   C     SING  N  N   4  
CHQ  CA   CB    SING  N  N   5  
CHQ  CA   HA    SING  N  N   6  
CHQ  C    O     DOUB  N  N   7  
CHQ  C    NP    SING  N  N   8  
CHQ  CB   CG    SING  N  N   9  
CHQ  CB   HBC1  SING  N  N  10  
CHQ  CB   HBC2  SING  N  N  11  
CHQ  ND1  CE1   SING  Y  N  12  
CHQ  ND1  CG    SING  Y  N  13  
CHQ  ND1  HD1   SING  N  N  14  
CHQ  CE1  NE2   DOUB  Y  N  15  
CHQ  CE1  HE1   SING  N  N  16  
CHQ  NE2  CD2   SING  Y  N  17  
CHQ  CD2  CG    DOUB  Y  N  18  
CHQ  CD2  HD2   SING  N  N  19  
CHQ  NP   CAP   SING  N  N  20  
CHQ  NP   CDP   SING  N  N  21  
CHQ  CAP  CP    SING  N  N  22  
CHQ  CAP  CBP   SING  N  N  23  
CHQ  CAP  HAP   SING  N  N  24  
CHQ  CP   OP    DOUB  N  N  25  
CHQ  CBP  CGP   SING  N  N  26  
CHQ  CBP  HBP1  SING  N  N  27  
CHQ  CBP  HBP2  SING  N  N  28  
CHQ  CGP  CDP   SING  N  N  29  
CHQ  CGP  HGP1  SING  N  N  30  
CHQ  CGP  HGP2  SING  N  N  31  
CHQ  CDP  HDP1  SING  N  N  32  
CHQ  CDP  HDP2  SING  N  N  33  
#   #
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
CHQ  SMILES            ACDLabs               10.04  "O=C1N3CCCC3C(=O)NC1Cc2cncn2"  
CHQ  SMILES_CANONICAL  CACTVS                3.341  "O=C1N[C@@H](Cc2[nH]cnc2)C(=O)N3CCC[C@@H]13"  
CHQ  SMILES            CACTVS                3.341  "O=C1N[CH](Cc2[nH]cnc2)C(=O)N3CCC[CH]13"  
CHQ  SMILES_CANONICAL  "OpenEye OEToolkits"  1.5.0  "c1c([nH]cn1)C[C@H]2C(=O)N3CCC[C@H]3C(=O)N2"  
CHQ  SMILES            "OpenEye OEToolkits"  1.5.0  "c1c([nH]cn1)CC2C(=O)N3CCCC3C(=O)N2"  
CHQ  InChI             InChI                 1.03   "InChI=1S/C11H14N4O2/c16-10-9-2-1-3-15(9)11(17)8(14-10)4-7-5-12-6-13-7/h5-6,8-9H,1-4H2,(H,12,13)(H,14,16)/t8-,9-/m0/s1"  
CHQ  InChIKey          InChI                 1.03   NAKUGCPAQTUSBE-IUCAKERBSA-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
CHQ  "SYSTEMATIC NAME"  ACDLabs               10.04  "(3S,8aS)-3-(1H-imidazol-5-ylmethyl)hexahydropyrrolo[1,2-a]pyrazine-1,4-dione"  
CHQ  "SYSTEMATIC NAME"  "OpenEye OEToolkits"  1.5.0  "(3S,8aS)-3-(3H-imidazol-4-ylmethyl)-2,3,6,7,8,8a-hexahydropyrrolo[2,1-f]pyrazine-1,4-dione"  
#   #
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
CHQ  "Create component"   2004-06-24  EBI   
CHQ  "Modify descriptor"  2011-06-04  RCSB  
CHQ  "Modify synonyms"    2020-06-05  PDBE  
#
_pdbx_chem_comp_synonyms.ordinal     1
_pdbx_chem_comp_synonyms.comp_id     CHQ
_pdbx_chem_comp_synonyms.name        "(3S,8AR)-3-(1H-IMIDAZOL-5-YLMETHYL)HEXAHYDROPYRROLO[1,2-A]PYRAZINE-1,4-DIONE"
_pdbx_chem_comp_synonyms.provenance  ?
_pdbx_chem_comp_synonyms.type        ?
##
