Untitled Flashcards Set

Glycolysis:

Flashcard 1
Q: What enzyme converts Glucose → Glucose-6-phosphate?
A: Hexokinase (or Glucokinase in the liver)

Flashcard 2
Q: What enzyme converts Glucose-6-phosphate → Fructose-6-phosphate?
A: Phosphoglucose isomerase

Flashcard 3
Q: What enzyme converts Fructose-6-phosphate → Fructose-1,6-bisphosphate?
A: Phosphofructokinase-1 (PFK-1)

Flashcard 4
Q: What enzyme converts Fructose-1,6-bisphosphate → Dihydroxyacetone phosphate + Glyceraldehyde-3-phosphate?
A: Aldolase

Flashcard 5
Q: What enzyme converts Dihydroxyacetone phosphate → Glyceraldehyde-3-phosphate?
A: Triose phosphate isomerase

Flashcard 6
Q: What enzyme converts Glyceraldehyde-3-phosphate → 1,3-bisphosphoglycerate?
A: Glyceraldehyde-3-phosphate dehydrogenase (GAPDH)

Flashcard 7
Q: What enzyme converts 1,3-bisphosphoglycerate → 3-phosphoglycerate?
A: Phosphoglycerate kinase (PGK)

Flashcard 8
Q: What enzyme converts 3-phosphoglycerate → 2-phosphoglycerate?
A: Phosphoglycerate mutase

Flashcard 9
Q: What enzyme converts 2-phosphoglycerate → Phosphoenolpyruvate?
A: Enolase

Flashcard 10
Q: What enzyme converts Phosphoenolpyruvate → Pyruvate?
A: Pyruvate kinase

Gluconeogenesis:

Flashcard 1
Q: What enzyme converts Pyruvate → Oxaloacetate?
A: Pyruvate carboxylase

Flashcard 2
Q: What enzyme converts Oxaloacetate → Phosphoenolpyruvate?
A: Phosphoenolpyruvate carboxykinase (PEPCK)

Flashcard 3
Q: What enzyme converts Phosphoenolpyruvate → 2-phosphoglycerate?
A: Reverse of glycolysis (No specific enzyme needed for this step)

Flashcard 4
Q: What enzyme converts 2-phosphoglycerate → 3-phosphoglycerate?
A: Phosphoglycerate mutase

Flashcard 5
Q: What enzyme converts 3-phosphoglycerate → 1,3-bisphosphoglycerate?
A: Phosphoglycerate kinase (PGK)

Flashcard 6
Q: What enzyme converts 1,3-bisphosphoglycerate → Glyceraldehyde-3-phosphate?
A: Glyceraldehyde-3-phosphate dehydrogenase (GAPDH)

Flashcard 7
Q: What enzyme converts Glyceraldehyde-3-phosphate → Fructose-1,6-bisphosphate?
A: Aldolase

Flashcard 8
Q: What enzyme converts Fructose-1,6-bisphosphate → Fructose-6-phosphate?
A: Fructose-1,6-bisphosphatase (FBPase-1)

Flashcard 9
Q: What enzyme converts Fructose-6-phosphate → Glucose-6-phosphate?
A: Phosphoglucose isomerase

Flashcard 10
Q: What enzyme converts Glucose-6-phosphate → Glucose?
A: Glucose-6-phosphatase

TCA Cycle:

Flashcard 1
Q: What enzyme converts Acetyl-CoA → Citrate?
A: Citrate synthase

Flashcard 2
Q: What enzyme converts Citrate → Isocitrate?
A: Aconitase

Flashcard 3
Q: What enzyme converts Isocitrate → Alpha-ketoglutarate?
A: Isocitrate dehydrogenase

Flashcard 4
Q: What enzyme converts Alpha-ketoglutarate → Succinyl-CoA?
A: Alpha-ketoglutarate dehydrogenase

Flashcard 5
Q: What enzyme converts Succinyl-CoA → Succinate?
A: Succinyl-CoA synthetase

Flashcard 6
Q: What enzyme converts Succinate → Fumarate?
A: Succinate dehydrogenase

Flashcard 7
Q: What enzyme converts Fumarate → Malate?
A: Fumarase

Flashcard 8
Q: What enzyme converts Malate → Oxaloacetate?
A: Malate dehydrogenase

Fructose Metabolism:

Flashcard 1
Q: What enzyme converts Fructose → Fructose-1-phosphate?
A: Fructokinase

Flashcard 2
Q: What enzyme converts Fructose-1-phosphate → Dihydroxyacetone phosphate + Glyceraldehyde-3-phosphate?
A: Aldolase B

Flashcard 3
Q: What enzyme converts Dihydroxyacetone phosphate → Glyceraldehyde-3-phosphate?
A: Triose phosphate isomerase

Flashcard 4
Q: What enzyme converts Glyceraldehyde-3-phosphate to Glycolysis or Gluconeogenesis?
A: Depends on cellular needs