Sphingolipid metabolism regulation

Sphingolipid metabolism regulation refers to the control of the synthesis, breakdown, and recycling of sphingolipids, a class of lipids that includes ceramide, sphingosine, sphingosine 1-phosphate (S1P), and complex glycosphingolipids. This regulation involves more than 40 distinct enzymes in mammals, including serine palmitoyltransferase (SPT), ceramide synthases, sphingomyelinases, ceramidases, sphingolipid kinases, and various phosphatases. These enzymes are responsible for maintaining the dynamic balance of bioactive sphingolipids, which serve as structural components of membranes and as critical signaling molecules controlling cell fate, proliferation, immune responses, apoptosis, and pathogen defense. Dysregulation of sphingolipid metabolism is implicated in pathologies such as cancer, neurodegeneration, metabolic syndromes, and inherited storage diseases. Therapeutic targeting is typically directed at individual enzymes rather than the regulatory process as a whole[2][3][4][5][7]. For structured target information, refer instead to specific enzymes such as "Serine palmitoyltransferase," "Sphingosine kinase," or "Ceramidase."

Other names

Sphingolipid metabolic regulationControl of sphingolipid metabolismSphingolipid pathway modulation