Rate Limiting Enzymes Flashcards Preview

Biochemistry > Rate Limiting Enzymes > Flashcards

Flashcards in Rate Limiting Enzymes Deck (11)
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1
Q

Glycolysis (2/2)

A

Phosphofructokinase

Pos: AMP, Fructose-2,6-biphosphate
Neg: ATP, citrate

2
Q

Gluconeogenesis (2/2)

A

Fructose-1,6-bisphosphonate

Pos: ATP, acetyl-CoA
Neg: AMP, fructose-2,6-bisphosphonate

3
Q

TCA Cycle (1/2)

A

Isocitrate dehydrogenase

Pos: ADP
Neg: ATP, NADH

4
Q

Glycogenesis (3/2)

A

Glycogen synthase

Pos: Glucose-6-phosphate, insulin, cortisol
Neg: Epi, glucagon

5
Q

HMP shunt (1/1)

A

Glucose-6-phosphate dehydrogenase (G6PD)

Pos: NADP+
Neg: NADPH

6
Q

De novo pyrimidine synthesis

A

Carbomyl phosphate synthetase II

7
Q

De novo purine synthesis (0/3)

A

Gutamine-phosphoribosylpyrophosphate (PRPP) amidotransferase

Neg: AMP, IMP, GMP

8
Q

Urea Cycle (1/0)

A

Carbamoyl phosphate synthetase I

Pos: N-acetylglutamate

9
Q

Fatty acid synthesis (2/2)

A

Acetyl-CoA carboxylase (ACC)

Pos: Insulin, citrate
Neg: Glucagon, palmitoyl-CoA

10
Q

Ketogenesis

A

HMG-CoA synthase

11
Q

Cholesterol synthesis (2/2)

A

HMG-CoA reductase

Pos: Insulin, Thyroxine
Neg: Glucagon, Cholesterol