Oxaloacetate + Acetyl CoA Citrate + CoASHThis reaction is:
B i.e. IrreversibleFormation of Citric Acid from Acetyl -COA and Oxaloacetate (OAA) is 1st and irreversible step of TCA, giving 7.8 K cal (exergonic reactionQ)
Reversible
Irreversible
Can be reversed by catalase
Competitive