Structure based on 1tc2

Ideal structure
Name: 7-hydroxy-pyrazolo[4,3-d]pyrimidine
Formula: C5 H4 N4 O
Weight: 136.111
SMILES: "Oc1ncnc2cn[nH]c12"
Spacial conformation based on PDB 1tc2.
Also present in other 6 PDB entries.
RESIDUE   7HP     14
CONECT      C9     3 C4   N8   H9  
CONECT      C4     3 C9   N3   C5  
CONECT      N3     2 C4   C2  
CONECT      C2     3 N3   N1   H2  
CONECT      N1     2 C2   C6  
CONECT      C6     3 N1   O6   C5  
CONECT      O6     2 C6   HO6 
CONECT      C5     3 C4   C6   N7  
CONECT      N7     3 C5   N8   HN7 
CONECT      N8     2 C9   N7  
CONECT      H9     1 C9  
CONECT      H2     1 C2  
CONECT      HO6    1 O6  
CONECT      HN7    1 N7  
END   
HET    7HP             14
HETNAM     7HP 7-HYDROXY-PYRAZOLO[4,3-D]PYRIMIDINE
FORMUL      7HP    C5 H4 N4 O1

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OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science