Reaction catalyzed by alpha-N-acetylneuraminate alpha-2,8-sialyltransferase (2.4.3.8)
+
a ganglioside GD3
=
a ganglioside GT3
+
+
CMP-N-acetylneuraminate
+
a ganglioside GD3
=
a ganglioside GT3
+
CMP
+
H+
