EOG8V45NJ GO:0016021 27/114 integral component of membrane cellular_component "The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane." [GOC:dos, GOC:go_curators] EOG8V45NJ GO:0005524 27/114 ATP binding molecular_function "Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator." [ISBN:0198506732] EOG8V45NJ GO:0005388 27/114 calcium-transporting ATPase activity molecular_function "Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: ATP + H2O + Ca2+(cis) = ADP + phosphate + Ca2+(trans)." [EC:3.6.3.8] EOG8V45NJ GO:0046872 26/114 metal ion binding molecular_function "Interacting selectively and non-covalently with any metal ion." [GOC:ai] EOG8V45NJ GO:0005886 1/114 plasma membrane cellular_component "The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins." [ISBN:0716731363] EOG8V45NJ GO:0006874 1/114 cellular calcium ion homeostasis biological_process "Any process involved in the maintenance of an internal steady state of calcium ions at the level of a cell." [GOC:ceb, GOC:mah]