Structure based on 1dmi

Ideal structure
Name: 6s-5,6,7,8-tetrahydrobiopterin
Formula: C9 H15 N5 O3
Weight: 241.247
SMILES: "C[CH](O)[CH](O)[CH]1CNC2=C(N1)C(=O)NC(=N2)N"
Spacial conformation based on PDB 1dmi
RESIDUE   BHS     32
CONECT      N1     2 C2   C8A 
CONECT      C2     3 N1   N2   N3  
CONECT      N2     3 C2   HN21 HN22
CONECT      N3     3 C2   C4   HN3 
CONECT      C4     3 N3   O4   C4A 
CONECT      O4     1 C4  
CONECT      C4A    3 C4   C8A  N5  
CONECT      C8A    3 N1   C4A  N8  
CONECT      N5     3 C4A  C6   HN5 
CONECT      C6     4 N5   C7   C1'  H6  
CONECT      C7     4 C6   N8   H71  H72 
CONECT      N8     3 C8A  C7   HN8 
CONECT      C1'    4 C6   O1'  C2'  H1' 
CONECT      O1'    2 C1'  HO1 
CONECT      C2'    4 C1'  O2'  C3'  H2' 
CONECT      O2'    2 C2'  HO2 
CONECT      C3'    4 C2'  H3'1 H3'2 H3'3
CONECT      HN21   1 N2  
CONECT      HN22   1 N2  
CONECT      HN3    1 N3  
CONECT      HN5    1 N5  
CONECT      H6     1 C6  
CONECT      H71    1 C7  
CONECT      H72    1 C7  
CONECT      HN8    1 N8  
CONECT      H1'    1 C1' 
CONECT      HO1    1 O1' 
CONECT      H2'    1 C2' 
CONECT      HO2    1 O2' 
CONECT      H3'1   1 C3' 
CONECT      H3'2   1 C3' 
CONECT      H3'3   1 C3' 
END   
HET    BHS             32
HETNAM     BHS 6S-5,6,7,8-TETRAHYDROBIOPTERIN
FORMUL      BHS    C9 H15 N5 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