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Gene Ontology Browser
Term Detail
GO term:sialyltransferase activity
GO id:GO:0008373
Definition:Catalysis of the transfer of sialic acid to an acceptor molecule, typically 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

is-adenotes an 'is-a' relationship
part-ofdenotes a 'part-of' relationship
regulatesdenotes a 'regulates' relationship
positively-regulatesdenotes a 'positively-regulates' relationship
negatively-regulatesdenotes a 'negatively-regulates' relationship


Gene_Ontology
        is-amolecular_function
                is-acatalytic activity
                        is-atransferase activity
                                is-atransferase activity, transferring glycosyl groups
                                        is-alipopolysaccharide heptosyltransferase activity +
                                        is-alytic transglycosylase activity +
                                        is-aphosphatidylglycerol-prolipoprotein diacylglyceryl transferase activity
                                        is-asialyltransferase activity [GO:0008373] (20 genes, 47 annotations)
                                                is-a(alpha-N-acetylneuraminyl-2,3-beta-galactosyl-1,3)-N-acetyl-galactosaminide 6-alpha-sialyltransferase activity
                                                is-aalpha-N-acetylgalactosaminide alpha-2,6-sialyltransferase activity
                                                is-aalpha-N-acetylneuraminate alpha-2,8-sialyltransferase activity
                                                is-abeta-galactoside (CMP) alpha-2,3-sialyltransferase activity
                                                is-abeta-galactoside alpha-2,3-sialyltransferase activity
                                                is-abeta-galactoside alpha-2,6-sialyltransferase activity
                                                is-agalactosyldiacylglycerol alpha-2,3-sialyltransferase activity
                                                is-alactosylceramide alpha-2,3-sialyltransferase activity
                                                is-alactosylceramide alpha-2,6-N-sialyltransferase activity
                                                is-amonosialoganglioside sialyltransferase activity
                                                is-aN-acetyllactosaminide alpha-2,3-sialyltransferase activity
                                                is-aneolactotetraosylceramide alpha-2,3-sialyltransferase activity
                                        is-atransferase activity, transferring hexosyl groups +
                                        is-atransferase activity, transferring pentosyl groups +
                                        is-aUDP-glycosyltransferase activity +


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
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last database update
07/15/2014
MGI 5.18
The Jackson Laboratory