Plasmalogen biosynthesis

Summary
Organism
Homo sapiens (human)
Reactome
R-HSA-75896
PubChem
R-HSA-75896
Description
  • 1-Acylglycerol-3-phosphate is synthesized from dihydroxyacetone phosphate, an acyl CoA molecule and NADPH + H+ in four reactions catalyzed by peroxisomal enzymes, either in the matrix of the organelle or associated with its membrane. These reactions are annotated here for palmityl (C16:0) CoA. In a series of less well-characterized reactions in the cytosol and endoplasmic reticulum, these molecules are converted to ether lipids (plasmalogens). The functions of plasmalogens are not well understood. They are an abundant subclass of phospholipids, however, and defects in their metabolism are associated with serious human disease (de Vet et al. 1999; Nagan and Zoeller 2001).
Click on a node on the pathway to see its details. Glycoproteins are marked with a glycoprotein icon in their name.
Displaying all 2 entries
UniProt ID Protein Name Gene Symbol Pathway Viewer
O00116 Alkyldihydroxyacetonephosphate synthase, peroxisomal
  • AAG5
  • AGPS
view
O15228 Dihydroxyacetone phosphate acyltransferase
  • DAPAT
  • DHAPAT
  • GNPAT
view

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: April 6, 2026