Glucose Transporter
Glucose transporters are a wide group of membrane proteins that facilitate the transport of glucose over a plasma membrane. Because glucose is a vital source of energy for all life these transporters are present in all phyla. The GLUT or SLC2A family are a protein family that is found in most mammalian cells.
Read more about Glucose Transporter: Synthesis of Free Glucose, Glucose Transport in Yeast, Glucose Transport in Mammals