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TLS Online TPP Program

#Id: 9086

A1 associates with ARF6, a small G protein in host cells which are accessible only when ARF6 is in its active (GTP-bound) form. 

#Unit 4. Cell Communication and Cell Signaling #G Protein–Coupled Receptors #Part B Pointers
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TLS Online TPP Program

#Id: 1109

#Unit 2. Cellular Organization

E2’s ion binding sites are exposed to the exterior of the cell and it has low affinity for Na+ but high affinity for K+
TLS Online TPP Program

#Id: 1110

#Unit 2. Cellular Organization

Cardiac glycosides (e.g., ouabain and digitalis) are a class of drugs that inhibits Na+-K+ ATPase.
TLS Online TPP Program

#Id: 1296

#Unit 2. Cellular Organization

ATP-powered pumps use the energy released by hydrolysis of the terminal phosphoanhydride bond of ATP to transport ions.
TLS Online TPP Program

#Id: 1297

#Unit 2. Cellular Organization

Four classes of ATP-powered pumps:
P-class pumps
V-class pumps
F-class pumps
ABC Superfamily
TLS Online TPP Program

#Id: 1298

#Unit 2. Cellular Organization

ATP powered pumps transport ions and various small molecules across membranes always against their concentration gradients.
TLS Online TPP Program

#Id: 1299

#Unit 2. Cellular Organization

P1 ATPases transports
Cu+, Ag+, Cu2+, Zn2+, Cd2+, Pb2+ and Co2+.