8BY2

Structure of the K+/H+ exchanger KefC with GSH.

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)	Glutathione-regulated potassium-efflux system protein KefC	polymer	561	61183.2	2	UniProt (J7Q5Y6) Pfam (PF00999) Pfam (PF02254) UniProt (by SIFTS) (P03819)	Escherichia coli	K(+)/H(+) antiporter
2	C, G (A, B)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
3	D, H (A, B)	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP)
4	E, I (A, B)	GLUTATHIONE	non-polymer		307.3	2	Chemie (GSH)
5	F, J (A, B)	(1R)-2-{[(S)-{[(2S)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9Z)-octadec-9-enoate	non-polymer		749.0	2	Chemie (PGW)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	122366.4
Non-Polymers*	Number of molecules	8
	Total formula weight	2885.3
All*	Total formula weight	125251.7

*Water molecules are not included.