6BAJ

Cryo-EM structure of lipid bilayer in the native cell membrane nanoparticles of AcrB

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, C, A	Multidrug efflux pump subunit AcrB	polymer	1057	114736.3	3	UniProt (P31224) Pfam (PF00873) In PDB	Escherichia coli (strain K12)	AcrAB-TolC multidrug efflux pump subunit AcrB,Acridine resistance protein B
2	C, B, A	PHOSPHATIDYLETHANOLAMINE	non-polymer		734.0	31	Chemie (PTY)
3	C, B	DODECANE	non-polymer		170.3	11	Chemie (D12)
4		water	water		18.0	1	Chemie (HOH)

Sequence modifications

B, C, A: 1 - 1049 (UniProt: P31224)

PDB	External Database	Details
Leu 1050	-	expression tag
Glu 1051	-	expression tag
His 1052	-	expression tag
His 1053	-	expression tag
His 1054	-	expression tag
His 1055	-	expression tag
His 1056	-	expression tag
His 1057	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	344208.9
Non-Polymers*	Number of molecules	42
	Total formula weight	24628.9
All*	Total formula weight	368837.8

*Water molecules are not included.