If a reaction that included all of the enzymes involved in fatty acid synthesis was supplied with excess ATP, NADPH, acetyl-CoA, and ¹⁴CO₂ (where the carbon was a 14C-label), where would the labeled carbon appear in the finished fatty acid?

Question

Quizplus · Accepted Answer

The labeled carbon from CO2 is lost as CO2 during the decarboxylation step in the formation of malonyl-CoA, so no carbons in the finished fatty acid would be labeled.

If a Reaction That Included All of the Enzymes Involved