Citric Acid Cycle → Reactants, Enzymes, and Products

Which reactions have the term dehydrogenase added in the enzyme's name?

Reaction 0, 3, 4, 6, 8

Reaction 1 is Citrate Synthetase

Reaction 2 is Aconitase

Reaction 5 is Succinyl-CoA Synthetase

Reaction 7 is Fumarase

Reaction 0

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 0?

Reactant → Pyruvate & CoEnzymeA

Product → AcetylCoA + CO₂⁻

Enzyme → Pyruvate Dehydrogenase

Reaction 1

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 1?

Reactant → AcetylCoA & Oxaloacetate

Product → Citrate

Enzyme → Citrate Synthase

Reaction 2

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 2?

Reactant → Citrate

Product → Isocitrate

Enzyme → Aconitase

Reaction 3

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 3?

Reactant → Isocitrate

Product → α-ketoglutarate

Enzyme → Isocitrate Dehydrogenase

Reaction 4

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 4?

Reactant → α-ketoglutarate

Product → Succinyl Co-A

Enzyme → α-ketoglutarate Dehydrogenase

Reaction 5

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 5?

Reactant → Succinyl Co-A

Product → Succinate

Enzyme → Succinyl Co-A Synthetase

Don't forget this reaction uses GDP + Pi → GTP

Reaction 6

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 6?

Reactant → Succinate

Product → Fumarate

Enzyme → Succinate Dehydrogenase

Reaction 7

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 7?

Reactant → Fumarate

Product → Malate

Enzyme → Fumarase

Reaction 8

What is the reactant used?

What is the product used?

What is the enzyme for Rxn 8?

Reactant → Malate

Product → Oxaloacetate

Enzyme → Malate Dehydrogenase