Compound as reactive (3)
α-N-acetylneuraminyl-2,3-β-D-galactosyl-R + CMP-N-acetyl-β-neuraminate → an N-acetyl-α-neuraminyl-(2→8)-N-acetyl-α-neuraminyl-(2→3)-β-D-galactosyl-R + CMP
NAD(P)H + H+ + CMP-N-acetyl-β-neuraminate + oxygen → H2O + NAD(P)+ + CMP-N-glycoloyl-β-neuraminate
CMP-N-acetyl-β-neuraminate + SSEA-3 → SSEA-4 + CMP + H+
Compound as product (1)
N-acetyl-β-neuraminate + CTP → diphosphate + CMP-N-acetyl-β-neuraminate
Reversible reaction (2)
glycano-1,3-(N-acetyl-α-D-galactosaminyl)-glycoprotein + CMP-N-acetyl-β-neuraminate ↔ glycano-(2,6-α-N-acetylneuraminyl)-(N-acetyl-D-galactosaminyl)-glycoprotein + CMP
β-D-galactosyl-(1→4)-N-acetyl-D-glucosamine + CMP-N-acetyl-β-neuraminate ↔ an N-acetyl-α-neuraminyl-2,6-β-D-galactosyl-R + CMP