TPI1 plays a key role in the inter-conversion process between glyceraldehydes phosphate(GAP)and dihydroxyacetone(DHA)phosphas in glycolytic cycle.

• 磷酸丙糖异构酶1（Triosephosphate isomerase 1，TPI1）是在糖酵解过程中，催化3-磷酸甘油醛与磷酸二羟丙酮之间的互变。