Name | β-galactoside α-2,3-sialyltransferase |
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Synonyms |
EC 2.4.99.4
CMP-N-acetylneuraminate:β-D-galactoside α-2,3-N-acetylneuraminyl-transferase |
Description | The acceptor is Galβ1,3GalNAc-R, where R is H, a threonine or serine residue in a glycoprotein, or a glycolipid. Lactose can also act as acceptor. May be identical with EC 2.4.99.2 monosialoganglioside sialyltransferase. Reaction: CMP-N-acetylneuraminate + β-D-galactosyl-(1→3)-N-acetyl-α-D-galactosaminyl-R = CMP + α-N-acetylneuraminyl-(2→3)-β-D-galactosyl-(1→3)-N-acetyl-α-D-galactosaminyl-R |
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No Any Chemical & Physical Properties |