3L9X

KefC C-terminal domain in complex with KefF and ESG

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Glutathione-regulated potassium-efflux system protein kefC, linker, ancillary protein kefF	polymer	413	46557.8	2	UniProt (P03819) UniProt (P0A754) Pfam (PF02254) Pfam (PF02525) In PDB	Escherichia coli	K(+)/H(+) antiporter
2	A, B	FLAVIN MONONUCLEOTIDE	non-polymer		456.3	2	Chemie (FMN)
3	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
4	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
5	B	L-gamma-glutamyl-S-[(3S)-1-ethyl-2,5-dioxopyrrolidin-3-yl]-L-cysteinylglycine	non-polymer		432.4	1	Chemie (ESG)
6	B	L-gamma-glutamyl-S-[(3R)-1-ethyl-2,5-dioxopyrrolidin-3-yl]-L-cysteinylglycine	non-polymer		432.4	1	Chemie (L9X)
7		water	water		18.0	244	Chemie (HOH)

Sequence modifications

A, B: 401 - 988 (UniProt: P03819)

PDB	External Database	Details
Gly 396	-	expression tag
Ser 397	-	expression tag
His 398	-	expression tag
Gly 399	-	expression tag
Met 400	-	expression tag
Thr 989	-	linker
Ser 990	-	linker
Gly 991	-	linker
Gly 992	-	linker
Leu 993	-	linker
Val 994	-	linker
Pro 995	-	linker
Arg 996	-	linker
Gly 997	-	linker
Ser 998	-	linker
Ser 999	-	linker
Gly 1000	-	linker

A, B: 1001 - 1176 (UniProt: P0A754)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93115.7
Non-Polymers*	Number of molecules	8
	Total formula weight	2100.5
All*	Total formula weight	95216.2

*Water molecules are not included.