Names & Taxonomy

Uniprot ID:
P98198
Entry Name:
AT8B2_HUMAN
Status:
reviewed
Protein Names:
Phospholipid-transporting ATPase ID (EC 3.6.3.1) (ATPase class I type 8B member 2) (P4-ATPase flippase complex alpha subunit ATP8B2)
Gene Names:
ATP8B2 ATPID KIAA1137
Gene Names Primary:
ATP8B2
Organism:
Homo sapiens (Human)

Structure

Length:
1209
Sequence:
MTVPKEMPEKWARAQAPPSWSRKKPSWGTEEERRARANDREYNEKFQYASNCIKTSKYNILTFLPVNLFEQFQEVANTYFLFLLILQLIPQISSLSWFTTIVPLVLVLTITAVKDATDDYFRHKSDNQVNNRQSQVLINGILQQEQWMNVCVGDIIKLENNQFVAADLLLLSSSEPHGLCYIETAELDGETNMKVRQAIPVTSELGDISKLAKFDGEVICEPPNNKLDKFSGTLYWKENKFPLSNQNMLLRGCVLRNTEWCFGLVIFAGPDTKLMQNSGRTKFKRTSIDRLMNTLVLWIFGFLVCMGVILAIGNAIWEHEVGMRFQVYLPWDEAVDSAFFSGFLSFWSYIIILNTVVPISLYVSVEVIRLGHSYFINWDKKMFCMKKRTPAEARTTTLNEELGQVEYIFSDKTGTLTQNIMVFNKCSINGHSYGDVFDVLGHKAELGERPEPVDFSFNPLADKKFLFWDPSLLEAVKIGDPHTHEFFRLLSLCHTVMSEEKNEGELYYKAQSPDEGALVTAARNFGFVFRSRTPKTITVHEMGTAITYQLLAILDFNNIRKRMSVIVRNPEGKIRLYCKGADTILLDRLHHSTQELLNTTMDHLNEYAGEGLRTLVLAYKDLDEEYYEEWAERRLQASLAQDSREDRLASIYEEVENNMMLLGATAIEDKLQQGVPETIALLTLANIKIWVLTGDKQETAVNIGYSCKMLTDDMTEVFIVTGHTVLEVREELRKAREKMMDSSRSVGNGFTYQDKLSSSKLTSVLEAVAGEYALVINGHSLAHALEADMELEFLETACACKAVICCRVTPLQKAQVVELVKKYKKAVTLAIGDGANDVSMIKTAHIGVGISGQEGIQAVLASDYSFSQFKFLQRLLLVHGRWSYLRMCKFLCYFFYKNFAFTMVHFWFGFFCGFSAQTVYDQYFITLYNIVYTSLPVLAMGVFDQDVPEQRSMEYPKLYEPGQLNLLFNKREFFICIAQGIYTSVLMFFIPYGVFADATRDDGTQLADYQSFAVTVATSLVIVVSVQIGLDTGYWTAINHFFIWGSLAVYFAILFAMHSNGLFDMFPNQFRFVGNAQNTLAQPTVWLTIVLTTVVCIMPVVAFRFLRLNLKPDLSDTVRYTQLVRKKQKAQHRCMRRVGRTGSRRSGYAFSHQEGFGELIMSGKNMRLSSLALSSFTTRSSSSWIESLRRKKSDSASSPSGGADKPLKG
Proteomes:
UP000005640

Subcellular location

Subcellular Location:
Cell membrane

Function

Function:
Catalytic component of a P4-ATPase flippase complex which catalyzes the hydrolysis of ATP coupled to the transport of aminophospholipids from the outer to the inner leaflet of various membranes and ensures the maintenance of asymmetric distribution of phospholipids. Phospholipid translocation seems also to be implicated in vesicle formation and in uptake of lipid signaling molecules (Probable).
Catalytic Activity:
ATP + H(2)O + phospholipid(Side 1) = ADP + phosphate + phospholipid(Side 2).
Active Site:
ACT_SITE 411 411 4-aspartylphosphate intermediate.
Gene Ontology Go:
endoplasmic reticulum membrane
Golgi apparatus
integral component of membrane
plasma membrane
ATP binding
magnesium ion binding
phospholipid-translocating ATPase activity
Golgi organization
ion transmembrane transport
phospholipid translocation
transmembrane transport
Gene Ontology Biological Process:
Golgi organization
ion transmembrane transport
phospholipid translocation
transmembrane transport
Gene Ontology Molecular Function:
ATP binding
magnesium ion binding
phospholipid-translocating ATPase activity
Gene Ontology Cellular Component:
endoplasmic reticulum membrane
Golgi apparatus
integral component of membrane
plasma membrane
Keywords:
ATP-binding
Alternative splicing
Cell membrane
Complete proteome
Endoplasmic reticulum
Hydrolase
Lipid transport
Magnesium
Membrane
Metal-binding
Nucleotide-binding
Reference proteome
Transmembrane
Transmembrane helix
Transport

Publication

PubMed ID:
12880872 14702039 16710414 15489334 10574461 17974005 20947505 20961850 24275569