Structure based on 4xb5

Ideal structure
Name: beta,beta-carotene-4,4'-dione
Formula: C40 H52 O2
Weight: 564.840
SMILES: "CC(=CC=CC=C(C)C=CC=C(C)C=CC1=C(C)C(=O)CCC1(C)C)C=CC=C(C)C=CC2=C(C)C(=O)CCC2(C)C"
Spacial conformation based on PDB 4xb5.
Also present in other 23 PDB entries.
RESIDUE   45D     94
CONECT      O01    1 C17 
CONECT      O02    1 C18 
CONECT      C03    4 C05  C07  C11  C12 
CONECT      C04    4 C06  C08  C13  C14 
CONECT      C05    4 C03  C09  H052 H051
CONECT      C06    4 C04  C10  H062 H061
CONECT      C07    3 C03  C15  C19 
CONECT      C08    3 C04  C16  C20 
CONECT      C09    4 C05  C17  H092 H091
CONECT      C10    4 C06  C18  H102 H101
CONECT      C11    4 C03  H113 H111 H112
CONECT      C12    4 C03  H122 H123 H121
CONECT      C13    4 C04  H131 H132 H133
CONECT      C14    4 C04  H141 H143 H142
CONECT      C15    3 C07  C17  C21 
CONECT      C16    3 C08  C18  C22 
CONECT      C17    3 O01  C09  C15 
CONECT      C18    3 O02  C10  C16 
CONECT      C19    3 C07  C23  H191
CONECT      C20    3 C08  C24  H201
CONECT      C21    4 C15  H212 H213 H211
CONECT      C22    4 C16  H223 H222 H221
CONECT      C23    3 C19  C25  H231
CONECT      C24    3 C20  C26  H241
CONECT      C25    3 C23  C27  C29 
CONECT      C26    3 C24  C28  C30 
CONECT      C27    4 C25  H273 H272 H271
CONECT      C28    4 C26  H281 H282 H283
CONECT      C29    3 C25  C31  H291
CONECT      C30    3 C26  C32  H301
CONECT      C31    3 C29  C33  H311
CONECT      C32    3 C30  C34  H321
CONECT      C33    3 C31  C35  H331
CONECT      C34    3 C32  C36  H341
CONECT      C35    3 C33  C37  C39 
CONECT      C36    3 C34  C38  C40 
CONECT      C37    3 C35  C41  H371
CONECT      C38    3 C36  C42  H381
CONECT      C39    4 C35  H393 H392 H391
CONECT      C40    4 C36  H401 H402 H403
CONECT      C41    3 C37  C42  H411
CONECT      C42    3 C38  C41  H421
CONECT      H052   1 C05 
CONECT      H051   1 C05 
CONECT      H062   1 C06 
CONECT      H061   1 C06 
CONECT      H092   1 C09 
CONECT      H091   1 C09 
CONECT      H102   1 C10 
CONECT      H101   1 C10 
CONECT      H113   1 C11 
CONECT      H111   1 C11 
CONECT      H112   1 C11 
CONECT      H122   1 C12 
CONECT      H123   1 C12 
CONECT      H121   1 C12 
CONECT      H131   1 C13 
CONECT      H132   1 C13 
CONECT      H133   1 C13 
CONECT      H141   1 C14 
CONECT      H143   1 C14 
CONECT      H142   1 C14 
CONECT      H191   1 C19 
CONECT      H201   1 C20 
CONECT      H212   1 C21 
CONECT      H213   1 C21 
CONECT      H211   1 C21 
CONECT      H223   1 C22 
CONECT      H222   1 C22 
CONECT      H221   1 C22 
CONECT      H231   1 C23 
CONECT      H241   1 C24 
CONECT      H273   1 C27 
CONECT      H272   1 C27 
CONECT      H271   1 C27 
CONECT      H281   1 C28 
CONECT      H282   1 C28 
CONECT      H283   1 C28 
CONECT      H291   1 C29 
CONECT      H301   1 C30 
CONECT      H311   1 C31 
CONECT      H321   1 C32 
CONECT      H331   1 C33 
CONECT      H341   1 C34 
CONECT      H371   1 C37 
CONECT      H381   1 C38 
CONECT      H393   1 C39 
CONECT      H392   1 C39 
CONECT      H391   1 C39 
CONECT      H401   1 C40 
CONECT      H402   1 C40 
CONECT      H403   1 C40 
CONECT      H411   1 C41 
CONECT      H421   1 C42 
END   
HET    45D             94
HETSYN     45D Isomer of Canthaxanthin
HETNAM     45D beta,beta-carotene-4,4'-dione
FORMUL      45D    C40 H52 O2

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