Structure based on 4iiq

Ideal structure
Name: n~6~-[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]-d-lysine
Formula: C13 H19 N7 O3
Weight: 321.335
SMILES: "N[CH](CCCCNCc1cnc2N=C(N)NC(=O)c2n1)C(O)=O"
Spacial conformation based on PDB 4iiq.
Also present on 4l8s, 4l9l
RESIDUE   KFP     42
CONECT      O      1 C   
CONECT      C      3 O    CA   OXT 
CONECT      CA     4 C    N    CB   H2  
CONECT      N      3 CA   H3   H4  
CONECT      CB     4 CA   CAI  H6   H7  
CONECT      CAI    4 CB   CAH  H8   H9  
CONECT      CAH    4 CAI  CAJ  H10  H11 
CONECT      CAJ    4 CAH  NAL  H12  H13 
CONECT      NAL    3 CAJ  CAF  H14 
CONECT      CAF    4 NAL  C6   H16  H17 
CONECT      C6     3 CAF  N5   C7  
CONECT      N5     2 C6   C4A 
CONECT      C4A    3 N5   C4   C8A 
CONECT      C4     3 C4A  O4   N3  
CONECT      O4     1 C4  
CONECT      N3     3 C4   C2   H18 
CONECT      C2     3 N3   N2   N1  
CONECT      N2     3 C2   H19  H20 
CONECT      N1     2 C2   C8A 
CONECT      C8A    3 C4A  N1   N8  
CONECT      N8     2 C8A  C7  
CONECT      C7     3 C6   N8   H21 
CONECT      H2     1 CA  
CONECT      H3     1 N   
CONECT      H4     1 N   
CONECT      H6     1 CB  
CONECT      H7     1 CB  
CONECT      H8     1 CAI 
CONECT      H9     1 CAI 
CONECT      H10    1 CAH 
CONECT      H11    1 CAH 
CONECT      H12    1 CAJ 
CONECT      H13    1 CAJ 
CONECT      H14    1 NAL 
CONECT      H16    1 CAF 
CONECT      H17    1 CAF 
CONECT      H18    1 N3  
CONECT      H19    1 N2  
CONECT      H20    1 N2  
CONECT      H21    1 C7  
CONECT      OXT    2 C    HXT 
CONECT      HXT    1 OXT 
END   
HET    KFP             42
HETNAM     KFP N~6~-[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]-D
HETNAM   2 KFP -lysine
FORMUL      KFP    C13 H19 N7 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