The transport activity is regulated by Ca , and the primary Ca sensor ( CBD1 ) is located in a transmembrane loop connecting two large cytoplasmatic helices . Transport activity is regulated by Ca , and the primary Ca sensor ( CBD1 ) is located in a transmembrane loop , connecting two large cytoplasmic helices .
Aktiviti pengangkutan dikawal oleh Ca, dan sensor Ca utama (CBD1) terletak dalam gelung transmembran yang menghubungkan dua heliks sitoplasmatik besar. Aktiviti pengangkutan dikawal oleh Ca, dan sensor Ca utama (CBD1) terletak dalam gelung transmembran, menghubungkan dua heliks sitoplasmik besar.