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BIOCHEMISTRY 2 > Galactose metabolism > Flashcards

Galactose metabolism Flashcards

1
Q

Location

A
  • in liver: converted to blood glucose in fasting and glycogen i fed state
  • in tissue: glucose1P->glucose6P, goes to glycolysis
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2
Q

Fate of UDP-galactose

A
  • blood glucose/glycogen
  • glucose1P
  • synthesis of proteoglycans, glycolipids, glycoproteins
  • milk(lactose) in mammary gland
  • galactitol
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3
Q

Galactose -> Galactose-1P

A
  • phosphorylated by ATP

- enzyme: GALACTOKINASE

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4
Q

Galactose 1P -> UDP-galactose

A

Galactose 1P + UDP -> Glucose 1P + UDP-galactose

-enzyme: GALACTOSE 1P URIDYLTRANSFERASE

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5
Q

UDP-galactose -> UDP-glucose

A
  • epimerization

- enzyme: UDP-GLUCOSE EPIMERASE

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BIOCHEMISTRY 2 (41 decks)

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