Structure based on 2cbi

Ideal structure
Name: gamma-butyrolactone
Formula: C4 H6 O2
Weight: 86.089
SMILES: O=C1CCCO1
Spacial conformation based on PDB 2cbi.
Also present in other 9 PDB entries.
RESIDUE   GBL     12
CONECT      CA     4 C    CB   HAC1 HAC2
CONECT      C      3 CA   O    OD  
CONECT      O      1 C   
CONECT      CB     4 CA   CG   HBC1 HBC2
CONECT      CG     4 CB   OD   HGC1 HGC2
CONECT      OD     2 C    CG  
CONECT      HAC1   1 CA  
CONECT      HAC2   1 CA  
CONECT      HBC1   1 CB  
CONECT      HBC2   1 CB  
CONECT      HGC1   1 CG  
CONECT      HGC2   1 CG  
END   
HET    GBL             12
HETSYN     GBL DIHYDROFURAN-2(3H)-ONE
HETNAM     GBL GAMMA-BUTYROLACTONE
FORMUL      GBL    C4 H6 O2

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