3EW2

Crystal structure of rhizavidin-biotin complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	rhizavidin	polymer	135	14451.4	7	UniProt (Q8KKW2) Pfam (PF01382)	Rhizobium etli
2	H, I, J, K, L... (A, B, C, D, E...)	BIOTIN	non-polymer		244.3	7	Chemie (BTN)
3	O, P, Q, R, S... (A, B, C, D, E...)	water	water		18.0	122	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	7
	Total formula weight	101159.8
Non-Polymers*	Number of molecules	7
	Total formula weight	1710.2
All*	Total formula weight	102870.0

*Water molecules are not included.