Structure based on 2a3c

Ideal structure
Name: 3,7-dimethyl-1-(5-oxohexyl)-3,7-dihydro-1h-purine-2,6-dione
Formula: C13 H18 N4 O3
Weight: 278.307
SMILES: "Cn1cnc2N(C)C(=O)N(CCCCC(C)=O)C(=O)c12"
Spacial conformation based on PDB 2a3c.
Also present on 3arr, 3aru, 3tvx
RESIDUE   PNX     38
CONECT      CAA    4 CAM  HAA1 HAA2 HAA3
CONECT      CAM    3 CAA  OAD  CAJ 
CONECT      OAD    1 CAM 
CONECT      CAJ    4 CAM  CAH  HAJ1 HAJ2
CONECT      CAH    4 CAJ  CAI  HAH1 HAH2
CONECT      CAI    4 CAH  CAK  HAI1 HAI2
CONECT      CAK    4 CAI  N1   HAK1 HAK2
CONECT      N1     3 CAK  C6   C2  
CONECT      C6     3 N1   O6   C5  
CONECT      O6     1 C6  
CONECT      C5     3 C6   N7   C4  
CONECT      N7     3 C5   CAB  C8  
CONECT      CAB    4 N7   HAB1 HAB2 HAB3
CONECT      C8     3 N7   N9   H8  
CONECT      N9     2 C8   C4  
CONECT      C4     3 C5   N9   N3  
CONECT      N3     3 C4   CAC  C2  
CONECT      CAC    4 N3   HAC1 HAC2 HAC3
CONECT      C2     3 N1   N3   O2  
CONECT      O2     1 C2  
CONECT      HAA1   1 CAA 
CONECT      HAA2   1 CAA 
CONECT      HAA3   1 CAA 
CONECT      HAJ1   1 CAJ 
CONECT      HAJ2   1 CAJ 
CONECT      HAH1   1 CAH 
CONECT      HAH2   1 CAH 
CONECT      HAI1   1 CAI 
CONECT      HAI2   1 CAI 
CONECT      HAK1   1 CAK 
CONECT      HAK2   1 CAK 
CONECT      HAB1   1 CAB 
CONECT      HAB2   1 CAB 
CONECT      HAB3   1 CAB 
CONECT      H8     1 C8  
CONECT      HAC1   1 CAC 
CONECT      HAC2   1 CAC 
CONECT      HAC3   1 CAC 
END   
HET    PNX             38
HETSYN     PNX PENTOXIFYLLINE
HETNAM     PNX 3,7-DIMETHYL-1-(5-OXOHEXYL)-3,7-DIHYDRO-1H-PURINE-2,6-D
HETNAM   2 PNX IONE
FORMUL      PNX    C13 H18 N4 O3

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