EXTR2 is an alias for the gene, Exostosin-like glycosyltransferase 2, in humans. Other names include: Exostosin-like 2; Alpha-1,4-N-acetylhexosaminyltransferase EXTL2; Alpha-GalNAcT EXTL2; EXT-related protein 2; Exostosin-like 2 ; alpha-1,4-N-acteylhexosaminyltransferase. The encoded protein is an enzyme with an amino acid length of 330 and a mass of 37.5 kDa. EXTR2 is a member of the Glycosyltransferase 47 family. This gene shares homology with other species, including: Mouse, Rat, Zebrafish, Frog, Chicken.