Protein
Calcium-transporting ATPase
Organism
Synechococcus elongatus (strain PCC 7942)
Function
This magnesium-dependent enzyme catalyzes the hydrolysis of ATP coupled with the transport of calcium. In vivo, probably exports the calcium from the cytoplasm to the periplasm and the extracellular medium.
Similarity
Belongs to the cation transport ATPase (P-type) (TC 3.A.3) family. Type IIA subfamily.
Sequence
MKGAIVSASLTDVRQPIAHWHSLTVEECHQQLDAHRNGLTAEVAADRLALYGPNELVEQAGRSPLQILWDQFANIMLLMLLAVAVVSGALDLRDGQFPKDAIAILVIVVLNAVLGYLQESRAEKALAALKGMAAPLVRVRRDNRDQEIPVAGLVPGDLILLEAGDQVPADARLVESANLQVKESALTGEAEAVQKLADQQLPTDVVIGDRTNCLFQGTEVLQGRGQALVYATGMNTELGRIATLLQSVESEKTPLQQRLDKLGNVLVSGALILVAIVVGLGVLNGQSWEDLLSVGLSMAVAIVPEGLPAVITVALAIGTQRMVQRESLIRRLPAVETLGSVTTICSDKTGTLTQNKMVVQQIHTLDHDFTVTGEGYVPAGHFLIGGEIIVPNDYRDLMLLLAAGAVCNDAALVASGEHWSIVGDPTEGSLLTVAAKAGIDPEGLQRVLPRQDEIPFTSERKRMSVVVADLGETTLTIREGQPYVLFVKGSAELILERCQHCFGNAQLESLTAATRQQILAAGEAMASAGMRVLGFAYRPSAIADVDEDAETDLTWLGLMGQIDAPRPEVREAVQRCRQAGIRTLMITGDHPLTAQAIARDLGITEVGHPVLTGQQLSAMNGAELDAAVRSVEVYARVAPEHKLRIVESLQRQGEFVAMTGDGVNDAPALKQANIGVAMGITGTDVSKEASDMVLLDDNFATIVAAVEEGRIVYGNIRKFIKYILGSNIGELLTIASAPLLGLGAVPLTPLQILWMNLVTDGIPALALAVEPGDPTIMQRRPHNPQESIFARGLGTYMLRVGVVFSAFTIVLMVIAYQYTQVPLPGLDPKRWQTMVFTTLCLAQMGHAIAVRSDLLTIQTPMRTNPWLWLSVIVTALLQLALVYVSPLQKFFGTHSLSQLDLAICLGFSLLLFVYLEAEKWVRQRRY