The plasma membrane Ca-ATPases 1-4 (ATP2B1-4, PMCAs) are P-type Ca2+-ATPases regulated by calmodulin. The PMCA also counter-transports a proton. PMCA is important for Ca2+ homeostasis and function.
Schatzmann, HJ
Strehler, EE, Heim, R, Verma, AK, Filoteo, AG, Mathews, S, Fischer, R, Stanford, DR, Vogel, G, Penniston, JT, Wieben, ED
P-type calcium transporter activity of ATP2B1-4 [plasma membrane]
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