<question> COENZYME: thiamine pyrophosphate enzyme-catalyzed runs requiring these coenzymes: activation and transfer of aldehydes </question> Thiamine (Vitamin B1) <question> COENZYME: FADH enzyme-catalyzed runs requiring these coenzymes: oxidation-reduction </question> Riboflavin (vitamin B2) <question> COENZYME: NADH, NADPH enzyme-catalyzed rxns requiring these coenzymes: oxidation-reduction </question> Niacin <question> COENZYME: coenzyme A enzyme-catalyzed runs requiring these coenzymes: acyl group activation and transfer </question> Pantothenic acid <question> COENZYME: pyridoxal phosphate enzyme catalyzed runs requiring these coenzymes: amino acid activation; also glycogen phosphorylase </question> Pyridoxine <question> COENZYME: biotin enzyme-catalyzed rxns requiring these coenzymes: CO2 activation and transfer </question> Biotin <question> COENZYME: lipoamide enzyme-catalyzed reactions requiring these coenzymes: acyl group activation;oxidation-reduction </question> Lipoic acid <question> COENZYME: tetrahydrofolate enzyme-catalyzed rxns requiring these coenzymes: activation and transfer of single carbon groups </question> Folic acid <question> COENZYME: cobalamin coenzymes enzyme-catalyzed rxns requiring these coenzymes: isomerization and methyl group transfers </question> Vitamin B12