Structure based on 1qhi

Ideal structure
Name: 9-(4-hydroxybutyl)-n2-phenylguanine
Formula: C15 H17 N5 O2
Weight: 299.328
SMILES: "OCCCCn1cnc2C(=O)NC(=Nc12)Nc3ccccc3"
Spacial conformation based on PDB 1qhi
RESIDUE   BPG     39
CONECT      C3'    4 O3'  C2'  H3'1 H3'2
CONECT      O3'    2 C3'  H3' 
CONECT      C2'    4 C3'  C12  H2'1 H2'2
CONECT      C12    4 C2'  C1'  H121 H122
CONECT      C1'    4 C12  N9   H1'1 H1'2
CONECT      N9     3 C1'  C4   C8  
CONECT      C4     3 N9   N3   C5  
CONECT      N3     2 C4   C2  
CONECT      C2     3 N3   N2   N1  
CONECT      N2     3 C2   C01  HN21
CONECT      N1     3 C2   C6   HN1 
CONECT      C6     3 N1   O6   C5  
CONECT      O6     1 C6  
CONECT      C5     3 C4   C6   N7  
CONECT      N7     2 C5   C8  
CONECT      C8     3 N9   N7   H8  
CONECT      C04    3 C05  C03  H041
CONECT      C05    3 C04  C06  H051
CONECT      C06    3 C05  C01  H061
CONECT      C01    3 N2   C06  C02 
CONECT      C02    3 C01  C03  H021
CONECT      C03    3 C04  C02  H031
CONECT      H3'1   1 C3' 
CONECT      H3'2   1 C3' 
CONECT      H3'    1 O3' 
CONECT      H2'1   1 C2' 
CONECT      H2'2   1 C2' 
CONECT      H121   1 C12 
CONECT      H122   1 C12 
CONECT      H1'1   1 C1' 
CONECT      H1'2   1 C1' 
CONECT      HN21   1 N2  
CONECT      HN1    1 N1  
CONECT      H8     1 C8  
CONECT      H041   1 C04 
CONECT      H051   1 C05 
CONECT      H061   1 C06 
CONECT      H021   1 C02 
CONECT      H031   1 C03 
END   
HET    BPG             39
HETNAM     BPG 9-(4-HYDROXYBUTYL)-N2-PHENYLGUANINE
FORMUL      BPG    C15 H17 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