Structure based on 1w1t

Ideal structure
Name: cyclo-(l-histidine-l-proline) inhibitor
Formula: C11 H14 N4 O2
Weight: 234.254
SMILES: "O=C1N[CH](Cc2[nH]cnc2)C(=O)N3CCC[CH]13"
Spacial conformation based on PDB 1w1t.
Also present on 3n1a
RESIDUE   CHQ     31
CONECT      N      3 CA   CP   H   
CONECT      CA     4 N    C    CB   HA  
CONECT      C      3 CA   O    NP  
CONECT      O      1 C   
CONECT      CB     4 CA   CG   HBC1 HBC2
CONECT      ND1    3 CE1  CG   HD1 
CONECT      CE1    3 ND1  NE2  HE1 
CONECT      NE2    2 CE1  CD2 
CONECT      CD2    3 NE2  CG   HD2 
CONECT      CG     3 CB   ND1  CD2 
CONECT      NP     3 C    CAP  CDP 
CONECT      CAP    4 NP   CP   CBP  HAP 
CONECT      CP     3 N    CAP  OP  
CONECT      OP     1 CP  
CONECT      CBP    4 CAP  CGP  HBP1 HBP2
CONECT      CGP    4 CBP  CDP  HGP1 HGP2
CONECT      CDP    4 NP   CGP  HDP1 HDP2
CONECT      H      1 N   
CONECT      HA     1 CA  
CONECT      HBC1   1 CB  
CONECT      HBC2   1 CB  
CONECT      HD1    1 ND1 
CONECT      HE1    1 CE1 
CONECT      HD2    1 CD2 
CONECT      HAP    1 CAP 
CONECT      HBP1   1 CBP 
CONECT      HBP2   1 CBP 
CONECT      HGP1   1 CGP 
CONECT      HGP2   1 CGP 
CONECT      HDP1   1 CDP 
CONECT      HDP2   1 CDP 
END   
HET    CHQ             31
HETSYN     CHQ (3S,8AR)-3-(1H-IMIDAZOL-5-YLMETHYL)HEXAHYDROPYRROLO[1,2
HETSYN   2 CHQ -A]PYRAZINE-1,4-DIONE
HETNAM     CHQ CYCLO-(L-HISTIDINE-L-PROLINE) INHIBITOR
FORMUL      CHQ    C11 H14 N4 O2

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uses Jmol, developed by the Jmol Development Team (color reference)
OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science