>sp|P0A333|KCSA_STRCO pH-gated potassium channel KcsA OS=Streptomyces coelicolor GN=kcsA MPPMLSGLLARLVKLLLGRHGSALHWRAAGAATVLLVIVLLAGSYLAVLAERGAPGAQLI TYPRALWWSVETATTVGYGDLYPVTLWGRLVAVVVMVAGITSFGLVTAALATWFVGREQE RRGHFVRHSEKAAEEAYTRTTRALHERFDRLERMLDDNRR