Structure based on 1e39

Ideal structure
Name: fumaric acid
Formula: C4 H4 O4
Weight: 116.072
SMILES: "OC(=O)C=CC(O)=O"
Spacial conformation based on PDB 1e39.
Also present in other 62 PDB entries.
RESIDUE   FUM     12
CONECT      OXT    2 C    HXT 
CONECT      C      3 OXT  O    C4  
CONECT      O      1 C   
CONECT      C4     3 C    C5   H4  
CONECT      C5     3 C4   C6   H5  
CONECT      C6     3 C5   O7   O8  
CONECT      O7     1 C6  
CONECT      O8     2 C6   HO8 
CONECT      HXT    1 OXT 
CONECT      H4     1 C4  
CONECT      H5     1 C5  
CONECT      HO8    1 O8  
END   
HET    FUM             12
HETNAM     FUM FUMARIC ACID
FORMUL      FUM    C4 H4 O4

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