<prompt> Thiamine acts as a cofactor inPyruvate to oxalateMalonate to oxaloacetateSuccinate to fumaratePyruvate to acetyl CoA  <response>: Thiamine as a cofactor in ReactionsEnzymesPyruvate - Acetyl CoAPyruvate dehydrogenasea-ketoglutarate - Succinyl CoAa-ketoglutarate dehydrogenaseErythrose-4-PO4 Xylulose-5-PO4 - Fructose-6-PO4 Glyceraldehyde-3-PO4TransketolaseBranched-chain amino acids - Branched chain keto acidsBranched-chain amino acid dehydrogenaseRefer: DM Vasudevan, Textbook of Biochemistry, 7th edition, pg no: 478 