Protein
V-type proton ATPase catalytic subunit A
Function
Vacuolar ATPase is responsible for acidifying a variety of intracellular compartments in eukaryotic cells. This is a catalytic subunit. V-ATPase is responsible for energizing electrophoretic K(+)/2H(+) antiport by generating a transmembrane voltage of more than 200 mV.
Similarity
Belongs to the ATPase alpha/beta chains family.
Sequence
MASKGGLKTIANEENEERFGYVFAVSGPVVTAEKMSGSAMYELVRVGYNELVGEIIRLEGDMATIQVYEETSGVTVGDPVLRTGKPLSVELGPGILGSIFDGIQRPLKDINELTQSIYIPKGVNVPSLAREVDWEFNPLNVKVGSHITGGDLYGIVHENTLVKHKMLMPPRAKGTVTYIAPAGNYKVTDVVLETEFDGEKAQYTMLQVWPVRQPRPVTEKLPANHPLLTGQRVLDSLFPCVQGGTTAIPGAFGCGKTVISQALSKYSNSDVIIYVGCGERGNEMSEVLRDFPELTVEIEGVTESIMKRTALVANTSNMPVAAREASIYTGITLSEYFRDMGYNVSMMADSTSRWAEALREISGRLAEMPADSGYPAYLGARLASFYERAGRVKCLGNPDREGSVSIVGAVSPPGGDFSDPVTAATLGIVQVFWGLDKKLAQRKHFPSINWLISYSKYMRALDDFYEKNYPEFVPLRTKVKEILQEEEDLSEIVQLVGKASLAETDKITLEVAKLLKDDFLQQNSYSSYDRFCPFYKTVGMLKNIISFYDMSRHAVESTAQSDNKVTWNVIRDAMGNVLYQLSSMKFKDPVKDGEAKIKADFDQLLEDMSAAFRNLED