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TABIE 16.4 Family of glucose transporters

Name	Tissue location	Kn,	Comments
GLUTl	Ali mammalian tissues	1 mM	Basal glucose uptake (transport ciągły)
GLUT2	Liver and pancreatic 3 cells (w nadmiarze glukozy)	15-20 mM	In the pancrcas. plays a role in regulation of insulin In the liver. removcs excess glucose from the blood
cum	Ali mammalian tissues	1 mM	Basal glucose uptake
GLUT4	Musde and lat cells	5 mM	Amount in muscle plasma membranę inereases with endurance training
GLUT5	Smali intestine		Primarily a fructose transporter