4ZIT

Crystal structure of AcrB in P21 space group

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...	Multidrug efflux pump subunit AcrB	polymer	1049	113665.2	6	UniProt (P31224) Pfam (PF00873) In PDB	Escherichia coli K-12	AcrAB-TolC multidrug efflux pump subunit AcrB,Acridine resistance protein B, Acriflavine resistance protein B
2	A, B, C, D, E...	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	6	Chemie (LMT)
3	A, C, E	NICKEL (II) ION	non-polymer		58.7	3	Chemie (NI)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	681991.1
Non-Polymers*	Number of molecules	9
	Total formula weight	3239.8
All*	Total formula weight	685230.8

*Water molecules are not included.