a ganglioside GM2 + UDP + H(+) => a ganglioside GM3 + UDP-N-acetyl-alpha-D-galactosamine
a ganglioside gm2 + udp + h(+) => a ganglioside gm3 + udp-n-acetyl-alpha-d-galactosamine
a ganglioside GM2 + UDP + H(+) => a ganglioside GM3 + UDP-N-acetyl-alpha-D-galactosamine
a ganglioside gm2 + udp + h(+) => a ganglioside gm3 + udp-n-acetyl-alpha-d-galactosamine