Succinyl-S-CoA Synthetase

This video tutorial explains the mechanism of succinyl coenzyme A synthetase, a key enzyme in the TCA cycle. It highlights the differences between synthases and synthetases, emphasizing the role of nucleoside triphosphates. The tutorial covers substrate-level phosphorylation and provides examples of related enzymes. It also clarifies the enzyme's reversible nature and its naming based on the reverse reaction.

What is the significance of the nitrogenous base in the nucleoside triphosphate produced by succinyl coenzyme A synthetase?

Why is succinyl coenzyme A synthetase considered a reversible enzyme?

What role does histidine play in the mechanism of succinyl coenzyme A synthetase?

Discuss the implications of the TCA cycle not reversing under physiological conditions.