8k1u

Structural highlights

Function

KTRB_BACSU Integral membrane subunit of the KtrAB potassium uptake transporter. The 2 major potassium transporter complexes KtrAB and KtrCD confer resistance to both suddenly imposed and prolonged osmotic stress.^{[1] [2]}

References

1. ↑ Holtmann G, Bakker EP, Uozumi N, Bremer E. KtrAB and KtrCD: two K+ uptake systems in Bacillus subtilis and their role in adaptation to hypertonicity. J Bacteriol. 2003 Feb;185(4):1289-98. PMID:12562800
2. ↑ Albright RA, Joh K, Morais-Cabral JH. Probing the structure of the dimeric KtrB membrane protein. J Biol Chem. 2007 Nov 30;282(48):35046-55. Epub 2007 Oct 10. PMID:17932047 doi:10.1074/jbc.M704260200