Gene Ontology Browser
Term Detail
| GO term: | sialyltransferase activity |
| GO id: | GO:0008373 |
| Definition: | Catalysis of the transfer of sialic acid to the terminal portions of the sialylated glycolipids (gangliosides) or to the N- or O-linked sugar chains of glycoproteins. |
| Number of paths to term: | 1 |
denotes an 'is-a' relationship
denotes a 'part-of' relationship
denotes a 'regulates' relationship
denotes a 'positively-regulates' relationship
denotes a 'negatively-regulates' relationship
Gene_Ontology
molecular_function
catalytic activity
transferase activity
transferase activity, transferring glycosyl groups
lipopolysaccharide heptosyltransferase activity +
lytic transglycosylase activity +
phosphatidylglycerol-prolipoprotein diacylglyceryl transferase activity
sialyltransferase activity [GO:0008373] (20 genes, 46 annotations)
(alpha-N-acetylneuraminyl-2,3-beta-galactosyl-1,3)-N-acetyl-galactosaminide 6-alpha-sialyltransferase activity
alpha-N-acetylgalactosaminide alpha-2,6-sialyltransferase activity
alpha-N-acetylneuraminate alpha-2,8-sialyltransferase activity
beta-galactoside (CMP) alpha-2,3-sialyltransferase activity
beta-galactoside alpha-2,3-sialyltransferase activity
beta-galactoside alpha-2,6-sialyltransferase activity
galactosyldiacylglycerol alpha-2,3-sialyltransferase activity
lactosylceramide alpha-2,3-sialyltransferase activity
lactosylceramide alpha-2,6-N-sialyltransferase activity
monosialoganglioside sialyltransferase activity
N-acetyllactosaminide alpha-2,3-sialyltransferase activity
neolactotetraosylceramide alpha-2,3-sialyltransferase activity
transferase activity, transferring hexosyl groups +
transferase activity, transferring pentosyl groups +
UDP-glycosyltransferase activity +