Hetgroup: PPO

Structure based on 1d6n

Ideal structure

Name: 3h-pyrazolo[4,3-d]pyrimidin-7-ol

Formula: C5 H4 N4 O

Weight: 136.111

SMILES: Oc1ncnc2CN=Nc12

Spacial conformation based on PDB 1d6n

RESIDUE   PPO     14
CONECT      O6     2 C6   HO6 
CONECT      C6     3 O6   C5   N1  
CONECT      C5     3 C6   N7   C4  
CONECT      N7     2 C5   N8  
CONECT      N8     2 N7   C9  
CONECT      C9     4 N8   C4   HC91 HC92
CONECT      C4     3 C5   C9   N3  
CONECT      N3     2 C4   C2  
CONECT      C2     3 N3   N1   HC2 
CONECT      N1     2 C6   C2  
CONECT      HO6    1 O6  
CONECT      HC91   1 C9  
CONECT      HC92   1 C9  
CONECT      HC2    1 C2  
END   
HET    PPO             14
HETNAM     PPO 3H-PYRAZOLO[4,3-D]PYRIMIDIN-7-OL
FORMUL      PPO    C5 H4 N4 O1

This OCA

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uses Jmol, developed by the Jmol Development Team (color reference)