Oxythiamine diphosphate is a competitive inhibitor of thiamine pyrophosphate, with a Ki of 30 nM[1]. Ki: 30 nM (thiamine pyrophosphate)[1].
[1]. Heinrich PC, et al. Studies on the reconstitution of apotransketolase with thiamine pyrophosphate and analogs of the coenzyme. Eur J Biochem. 1972 Nov 7;30(3):533-41.
















