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cac
citric acid cycle structures
19
Biochemistry
Undergraduate 4
11/28/2021

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Cards

Term
acetyl CoA
Definition
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Term
citrate
Definition
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Term
isocitrate
Definition
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Term
a-ketoglutarate
Definition
[image]
Term
succinyl CoA
Definition
[image]
Term
succinate
Definition
[image]
Term
fumarate
Definition
[image]
Term
malate
Definition
[image]
Term
oxaloacetate
Definition
[image]
Term
regulation points
Definition
isocitrate dehydrogenase: activate with ADP and NAD+

a-ketoglutarate dehydrogenase: activate with ADP and NAD+/ inhibit also with succinyl CoA
Term
oxaloacetate + acetyl CoA product and enzyme and accessory molecules
Definition
citrate. citrate synthase. H2O and SH-CoA
Term
citrate -> aconitate -> isocitrate enzyme
Definition
acconitase
Term
isocitrate -> a-ketoglutarate enzyme and cofactors
Definition
isocitrate dehydrogenase. NAD+ to NADH. Loss of CO2
Term
a-ketoglutarate -> succinyl CoA enzyme and cofactors
Definition
a-ketoglutarate dehydrogenase. NAD+ to NADH. With SH-CoA, loss of CO2
Term
succinyl CoA -> succinate enzyme and cofactors
Definition
succinyl-CoA synthetase. GDP to GTP. Loss of SH-CoA
Term
succinate -> fumarate enzyme and cofactors
Definition
succinate dehydrogenase. FAD to FADH2. Loss of CO2
Term
fumarate -> malate enzyme and cofactors
Definition
fumarase. with H2O
Term
malate -> oxaloacetate enzyme and cofactors
Definition
malate dehydrogenase. NAD+ to NADH
Term
yield of CAC per acetyl CoA
Definition
3 NADH, 1 FADH2, 1 ATP
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