Uniporter - Cotransporter
Symporter: Na+/K+/2Cl- - Na/Pi3 - Na+/Cl- - Na/glucose
Antiporter (exchanger): Na+/H+ - Na+/Ca2+ - Cl-/HCO3- (Band 3)
ATPase: H+ (F-type) - H+ (V-type) - H+/K+ - Na+/K+ - Ca+ (SERCA, Plasma membrane)
Halorhodopsin - Proton pump