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glucose transporter
Apparently, there is glucose co-transporter & a set of glucose tranporters (GLUT-X). The glucose co-transporter has binding sites for glucose & Na+.
Expression:
- GLUT-4 is the insulin-stimulated glucose transporter in skeletal muscle, cardiac muscle & adipocytes
- GLUT-1 & GLUT-3 are the major glucose transporters expressed in the brain [3]
- GLUT-4 & GLUT-8 are expressed in rat hippocampus
Specific
glucose transporter type 8; solute carrier family 2 member 8 (facilitated glucose transporter); GLUT-8; glucose transporter type X1 (SLC2A8, GLUT8, GLUTX1)
glucose transporter-9 (GLUT9, SLC2A9, solute carrier family 2 member 9, facilitated glucose transporter)
glucose transporter-10; GLUT10; solute carrier family 2 member 10; SLC2A10; facilitated glucose transporter
glucose transporter-11 (GLUT11, solute carrier family 2 member 11, SLC2A11, glucose transporter type 10)
Na+/glucose cotransporter
Na+/glucose cotransporter 2; Na+/glucose cotransporter like; low affinity Na+ glucose cotransporter; solute carrier family 5 member 2 (SLC5A2, SGLT2)
solute carrier family 2 member 14 (SLC2A14, glucose transporter type 14, GLUT14)
solute carrier family 2 member 1; glucose transporter type 1, erythrocyte/brain; GLUT-1; hepG2 glucose transporter (SLC2A1, GLUT1)
solute carrier family 2 member 2; glucose transporter type 2, liver; GLUT-2 (SLC2A2, GLUT2)
solute carrier family 2 member 3; glucose transporter type 3, brain; GLUT-3 (SLC2A3, GLUT3)
solute carrier family 2 member 4; glucose transporter type 4, insulin-responsive; GLUT-4 (SLC2A4, GLUT4)
solute carrier family 2 member 5; glucose transporter type 5, small intestine; GLUT-5; fructose transporter (SLC2A5, GLUT5)
solute carrier family 2 member 6; glucose transporter type 6; GLUT-6; glucose transporter type 9; GLUT-9 (SLC2A6, GLUT6)
solute carrier family 2 member 7; glucose transporter type 7; GLUT-7 (SLC2A7 GLUT7)
solute carrier family 22 member 17 (SLC22A17, brain-type organic cation transporter, BOCT, BOIT)
General
glycoprotein
monosaccharide transport protein
Properties
COMPARTMENT: cellular membrane
MOTIF: cytoplasmic domain {N-TERMINAL}
transmembrane domain {TM1}
exoplasmic loop
LOOP#: 1
transmembrane domain {TM2}
cytoplasmic loop
LOOP#: 1
transmembrane domain {TM3}
exoplasmic loop
MOTIF: N-glycosylation site
cysteine residue {L2.1}
MODIFICATION: cysteine residue {L2.2}
cysteine residue {L2.2}
MODIFICATION: cysteine residue {L2.1}
LOOP#: 2
transmembrane domain {TM4}
cytoplasmic loop
LOOP#: 2
transmembrane domain {TM5}
exoplasmic loop
LOOP#: 3
transmembrane domain {TM6}
cytoplasmic loop
LOOP#: 3
transmembrane domain {TM7}
exoplasmic loop
LOOP#: 4
transmembrane domain {TM8}
cytoplasmic loop
LOOP#: 4
transmembrane domain {TM9}
exoplasmic loop
LOOP#: 5
transmembrane domain {TM10}
cytoplasmic loop
LOOP#: 5
transmembrane domain {TM11}
exoplasmic loop
LOOP#: 6
transmembrane domain {TM12}
cytoplasmic domain {C-TERMINAL}
References
- Unger RH
Diabetic hyperglycemia: link to impaired glucose transport in
pancreatic beta cells.
Science 251:1200 1991
PMID: 2006409
- Textbook of Medical Physiology, 8th ed., AC Guyton,
WB Saunders, Philadelphia, 1991, pg 48
- Wikipedia: Glucose transporter
http://en.wikipedia.org/wiki/Glucose_transporter