GPI ethanolamine phosphate transferase 1 (PIGN)

Ethanolamine phosphate transferase involved in glycosylphosphatidylinositol-anchor biosynthesis. Transfers ethanolamine phosphate to the first alpha-1,4-linked mannose of the glycosylphosphatidylinositol precursor of GPI-anchor (By similarity).

May act as suppressor of replication stress and chromosome missegregation. .