Structure based on 4rlw

Ideal structure
Name: (2e)-1-(2,4-dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)prop-2-en-1-one
Formula: C15 H12 O5
Weight: 272.253
SMILES: "Oc1ccc(c(O)c1)C(=O)C=Cc2ccc(O)c(O)c2"
Spacial conformation based on PDB 4rlw
RESIDUE   BUN     32
CONECT      O2     1 C6  
CONECT      C6     3 O2   C7   C5  
CONECT      C7     3 C6   C12  C8  
CONECT      C12    3 C7   O4   C11 
CONECT      O4     2 C12  H3  
CONECT      C11    3 C12  C10  H4  
CONECT      C10    3 C11  O3   C9  
CONECT      O3     2 C10  H5  
CONECT      C9     3 C10  C8   H6  
CONECT      C8     3 C7   C9   H7  
CONECT      C5     3 C6   C4   H8  
CONECT      C4     3 C5   C3   H9  
CONECT      C3     3 C4   C2   C13 
CONECT      C2     3 C3   C1   H10 
CONECT      C1     3 C2   O1   C   
CONECT      O1     2 C1   H11 
CONECT      C13    3 C3   C14  H12 
CONECT      C14    3 C13  C    H13 
CONECT      C      3 C1   C14  O   
CONECT      O      2 C    H14 
CONECT      H3     1 O4  
CONECT      H4     1 C11 
CONECT      H5     1 O3  
CONECT      H6     1 C9  
CONECT      H7     1 C8  
CONECT      H8     1 C5  
CONECT      H9     1 C4  
CONECT      H10    1 C2  
CONECT      H11    1 O1  
CONECT      H12    1 C13 
CONECT      H13    1 C14 
CONECT      H14    1 O   
END   
HET    BUN             32
HETSYN     BUN 2',3,4,4'-Tetrahydroxychalcone; Butein
HETNAM     BUN (2E)-1-(2,4-dihydroxyphenyl)-3-(3,4-dihydroxyphenyl)pro
HETNAM   2 BUN p-2-en-1-one
FORMUL      BUN    C15 H12 O5

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