Structure based on 1a7a

Ideal structure
Name: (1'r,2's)-9-(2-hydroxy-3'-keto-cyclopenten-1-yl)adenine
Formula: C10 H11 N5 O2
Weight: 233.227
SMILES: "Nc1ncnc2n(cnc12)[CH]3C=C[CH](O)[CH]3O"
Spacial conformation based on PDB 1a7a
RESIDUE   ADC     28
CONECT      C5'    3 C4'  C1'  H5' 
CONECT      C4'    3 C5'  C3'  H4' 
CONECT      C3'    4 C4'  O3'  C2'  H3' 
CONECT      O3'    2 C3'  HO3 
CONECT      C2'    4 C3'  O2'  C1'  H2' 
CONECT      O2'    2 C2'  HO2 
CONECT      C1'    4 C5'  C2'  N9   H1' 
CONECT      N9     3 C1'  C8   C4  
CONECT      C8     3 N9   N7   H8  
CONECT      N7     2 C8   C5  
CONECT      C5     3 N7   C6   C4  
CONECT      C6     3 C5   N6   N1  
CONECT      N6     3 C6   HN61 HN62
CONECT      N1     2 C6   C2  
CONECT      C2     3 N1   N3   H2  
CONECT      N3     2 C2   C4  
CONECT      C4     3 N9   C5   N3  
CONECT      H5'    1 C5' 
CONECT      H4'    1 C4' 
CONECT      H3'    1 C3' 
CONECT      HO3    1 O3' 
CONECT      H2'    1 C2' 
CONECT      HO2    1 O2' 
CONECT      H1'    1 C1' 
CONECT      H8     1 C8  
CONECT      HN61   1 N6  
CONECT      HN62   1 N6  
CONECT      H2     1 C2  
END   
HET    ADC             28
HETNAM     ADC (1'R,2'S)-9-(2-HYDROXY-3'-KETO-CYCLOPENTEN-1-YL)ADENINE
FORMUL      ADC    C10 H11 N5 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