Lactosylceramide Alpha-2,3-Sialyltransferase

**Semantic type:** Amino Acid, Peptide, or Protein|Enzyme

**Definition:** Lactosylceramide alpha-2,3-sialyltransferase (418 aa, ~48 kDa) is encoded by the human ST3GAL5 gene. This protein is involved in the transfer of sialyl to lactosylceramide to yield ganglioside GM3.

**Synonyms:** - CMP-NeuAc:Lactosylceramide Alpha-2,3-Sialyltransferase - EC 2.4.3.9 - GM3 Synthase - Ganglioside GM3 Synthase - ST3GAL5 - ST3Gal V - ST3GalV - Sialyltransferase 9