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17 Cards in this Set
- Front
- Back
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Steps TCA
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6 steps in cycle + preceding PDH
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Net Energy 1 cycle TCA
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15 ATP
4 NADH * (3ATP) 1FADH2 * (2ATP) 1 GTP * (1ATP) |
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1st step after PDH
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citrate synthetase
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Citrate synthetase
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releases CoASH
spontaneously initiates the cycle No E produced Allosteric inhibitor Succinyl-CoA (4th int) |
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2nd step TCA
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isocitrate dehyrdogenase
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Isocitrate dehydrogenase
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redox rxn
+1 NADH (3 ATP) releases CO2 |
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3rd step TCA
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a-Ketoglutarate dehydrogenase
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a-Ketoglutarate dehydrogenase
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release CO2
+1 NADH Allosteric inhibitor Succinyl-CoA (4th int) , GTP, NADH |
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Substrates in REDOX
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NAD+ is the oxidant
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4 step in TCA
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Succinyl CoA synthetase
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Succinyl CoA synthetase
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+1 GTP
Confusing Name |
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5th step in TCA
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succinate dehydrongenase
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succinate dehydrongenase
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+1 FADH2
ONly TCA enzyme attached to inner membrane (closer to the ox phos |
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6th step TCA
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Malate dehydrongenase
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Malate dehydrongenase
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Produces NADH
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Can I Keep Selling Sex For Money Officer?
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C - citrate
I - isocitrate K - a-ketoglutarate S - succinyl CoA S - succinate F - fumarate (Not Enzyme) M - malate O - oxaloacetate (Not Enzyme) |
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TCA steps Regulated
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Steps 1,2,3
All by allosteric inihbitor |
