5SV0

Structure of the ExbB/ExbD complex from E. coli at pH 7.0

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... (B, C, D, E, F...)	Biopolymer transport protein ExbB	polymer	244	26339.4	10	UniProt (P0ABU8) Pfam (PF01618) UniProt (by SIFTS) (P0ABU7)	Escherichia coli DH1
2	K, L, N (D, F, I)	4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID	non-polymer		238.3	3	Chemie (EPE)
3	M, O (I, A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	P, Q, R, S, T... (B, C, D, E, F...)	water	water		18.0	142	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	263393.7
Non-Polymers*	Number of molecules	5
	Total formula weight	795.1
All*	Total formula weight	264188.7

*Water molecules are not included.