Structure based on ?

Ideal structure
Name: 6-aminopyrimidin-2(1h)-one
Formula: C4 H5 N3 O
Weight: 111.102
SMILES: "NC1=CC=NC(=O)N1"
Spacial conformation based on PDB ?.
Also present in other 17 PDB entries.
RESIDUE   CYT     13
CONECT      N3     3 C4   C2   HN3 
CONECT      C4     3 N3   N4   C5  
CONECT      N1     2 C2   C6  
CONECT      C2     3 N3   N1   O2  
CONECT      O2     1 C2  
CONECT      N4     3 C4   HN41 HN42
CONECT      C5     3 C4   C6   H5  
CONECT      C6     3 N1   C5   H6  
CONECT      HN3    1 N3  
CONECT      HN41   1 N4  
CONECT      HN42   1 N4  
CONECT      H5     1 C5  
CONECT      H6     1 C6  
END   
HET    CYT             13
HETSYN     CYT CYTOSINE
HETNAM     CYT 6-AMINOPYRIMIDIN-2(1H)-ONE
FORMUL      CYT    C4 H5 N3 O1

This OCA MONOMER page
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