4P33

Crystal structure of E. coli LptB-E163Q in complex with ATP-sodium

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, B)	Lipopolysaccharide export system ATP-binding protein LptB	polymer	249	27939.8	2	UniProt (P0A9V1) Pfam (PF00005) Pfam (PF12399)	Escherichia coli
2	C, H (A, B)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	D, I (A, B)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
4	E, F, G, J, K (A, B)	GLYCEROL	non-polymer		92.1	5	Chemie (GOL)
5	L, M (A, B)	water	water		18.0	149	Chemie (HOH)

Sequence modifications

A, B: 2 - 241 (UniProt: P0A9V1)

PDB	External Database	Details
Gln 163	Glu 163	engineered mutation
Glu 242	-	expression tag
His 243	-	expression tag
His 244	-	expression tag
His 245	-	expression tag
His 246	-	expression tag
His 247	-	expression tag
His 248	-	expression tag
His 249	-	expression tag
His 250	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	55879.6
Non-Polymers*	Number of molecules	9
	Total formula weight	1520.8
All*	Total formula weight	57400.4

*Water molecules are not included.