3ENI

Crystal structure of the Fenna-Matthews-Olson Protein from Chlorobaculum Tepidum

Replaces:  1M50Replaces:  1KSA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, C)	Bacteriochlorophyll a protein	polymer	365	40212.2	2	UniProt (Q46393) Pfam (PF02327)	Chlorobaculum tepidum	BChl a protein, BCP, Fenna-Matthews-Olson protein, FMO protein
2	C, D, E, F, G... (A, C)	BACTERIOCHLOROPHYLL A	non-polymer		911.5	16	Chemie (BCL)
3	S, T (A, C)	water	water		18.0	206	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	80424.5
Non-Polymers*	Number of molecules	16
	Total formula weight	14584.1
All*	Total formula weight	95008.5

*Water molecules are not included.