Structure based on 3lx3

Ideal structure
Name: 2-amino-1,5-dihydropteridine-4,6-dione
Formula: C6 H5 N5 O2
Weight: 179.136
SMILES: "NC1=NC(=O)C2=C(N1)N=CC(=O)N2"
Spacial conformation based on PDB 3lx3
RESIDUE   XTN     18
CONECT      N1     3 C2   C8A  HN1 
CONECT      C2     3 N1   N2   N3  
CONECT      N2     3 C2   HN2  HN2A
CONECT      N3     2 C2   C4  
CONECT      C4     3 N3   O4   C4A 
CONECT      O4     1 C4  
CONECT      N5     3 C6   C4A  H5  
CONECT      C6     3 N5   O6   C7  
CONECT      O6     1 C6  
CONECT      C7     3 C6   N8   H7  
CONECT      N8     2 C7   C8A 
CONECT      C4A    3 C4   N5   C8A 
CONECT      C8A    3 N1   N8   C4A 
CONECT      HN1    1 N1  
CONECT      HN2    1 N2  
CONECT      HN2A   1 N2  
CONECT      H7     1 C7  
CONECT      H5     1 N5  
END   
HET    XTN             18
HETSYN     XTN Xanthopterin
HETNAM     XTN 2-amino-1,5-dihydropteridine-4,6-dione
FORMUL      XTN    C6 H5 N5 O2

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