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ENZYME

ENZYME entry: EC 2.4.3.9

Accepted Name
lactosylceramide alpha-2,3-sialyltransferase
Alternative Name(s)
CMP-acetylneuraminate-lactosylceramide-sialyltransferase
cytidine monophosphoacetylneuraminate-lactosylceramide alpha2,3- sialyltransferase
cytidine monophosphoacetylneuraminate-lactosylceramide sialyltransferase
ganglioside GM3 synthase
GM3 synthase
Reaction catalysed
a beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-Cer(d18:1(4E)) + CMP-N-acetyl-beta-neuraminate <=> a ganglioside GM3 (d18:1(4E)) + CMP + H(+)
Comment(s)
  • Lactose cannot act as acceptor.
  • Formerly EC 2.4.99.9.
Cross-references
BRENDA2.4.3.9
EC2PDB2.4.3.9
ExplorEnz2.4.3.9
PRIAM enzyme-specific profiles2.4.3.9
KEGG Ligand Database for Enzyme Nomenclature2.4.3.9
IUBMB Enzyme Nomenclature2.4.3.9
IntEnz2.4.3.9
MEDLINEFind literature relating to 2.4.3.9
MetaCyc2.4.3.9
Rhea expert-curated reactions2.4.3.9
UniProtKB/Swiss-Prot
Q70D51, SIAT9_BOVINQ9UNP4, SIAT9_HUMANO88829, SIAT9_MOUSE
Q6KB55, SIAT9_PANTRQ68G12, SIAT9_RAT

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All UniProtKB/Swiss-Prot entries referenced in this entry, with possibility to download in different formats, align etc.
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.4.3.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.4.-.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 2.-.-.-