Protein
Cobalt-zinc-cadmium resistance protein CzcB
Organism
Cupriavidus metallidurans (strain ATCC 43123 / DSM 2839 / NBRC 102507 / CH34)
Function
CzcA and CzcB together would act in zinc efflux nearly as effectively as the complete czc efflux system (CzcABC). The CzcB protein is thought to funnel zinc cations to the CzcA transport protein.
Similarity
Belongs to the membrane fusion protein (MFP) (TC 8.A.1) family.
Sequence
MAISNKQKAAIAAIVLVGGVATGGVLLSGRSAPEEQGGHSESKGHGDTEHHGKQAAEADHKDDKSHGDGEHHEVKKGPNGGALFSRDGYDVEIGTAESKGEARIRLWVSKSGKAVANGVAATGQLVRATGESQALKFVVSGDALESQQPVAEPHVFDVTANVTLPGSSSPLAVRLSKEEGKIELTADQLAKTGVVVQTAGSAKVQAGVQFPGEIRFNEDKTAHVVPRLAGVVESVPANIGQQVKKGQVLAVIASTGLSDQRSELLAAQKRLDLARVTYDREKKLWEQKISAEQDYLSARNALQEAQISVQNAQQKLTAIGASNSSTALNRYELRAPFDGMIVEKHISLGEAVADNANVFTLSDLSSVWAEFVVSAKDVERVRIGEKASINSASSDVKADGTVSYVGSLLGEQTRTAKARVTLTNPQMAWRPGLFVTVDVFGADVEVPVAVKTEAVQDVNGESVVFVAVQGGFVPQPVKVGRTNGKVIEIVEGLKPGARYAAANSFVLKAELGKSSAEHGH