Structure based on 1wcc
Ideal structure
Name: 2-amino-6-chloropyrazine
Formula: C4 H4 Cl N3
Weight: 129.548
SMILES: "Nc1cncc(Cl)n1"
Spacial conformation based on PDB 1wcc
RESIDUE   CIG     12
CONECT      N01    3 C02  H011 H012
CONECT      C02    3 N01  C03  N08 
CONECT      C03    3 C02  N04  H03 
CONECT      N04    2 C03  C05 
CONECT      C05    3 N04  C06  H05 
CONECT      C06    3 C05  CL1  N08 
CONECT      CL1    1 C06 
CONECT      N08    2 C02  C06 
CONECT      H011   1 N01 
CONECT      H012   1 N01 
CONECT      H03    1 C03 
CONECT      H05    1 C05 
END   
HET    CIG             12
HETNAM     CIG 2-AMINO-6-CHLOROPYRAZINE
FORMUL      CIG    C4 H4 Cl1 N3
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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