a ganglioside GD1a (d18:1(4E)) + CMP-N-acetyl-beta-neuraminate = a ganglioside GT1aalpha (d18:1(4E)) + CMP + H(+)
a ganglioside gd1a (d18:1(4e)) + cmp-n-acetyl-beta-neuraminate = a ganglioside gt1aalpha (d18:1(4e)) + cmp + h(+)
a ganglioside GD1a (d18:1(4E)) + CMP-N-acetyl-beta-neuraminate = a ganglioside GT1aalpha (d18:1(4E)) + CMP + H(+)
a ganglioside gd1a (d18:1(4e)) + cmp-n-acetyl-beta-neuraminate = a ganglioside gt1aalpha (d18:1(4e)) + cmp + h(+)