ganglioside GM2 (d18:1(4E)/18:0) + D-galactose => ganglioside GM1 (d18:1(4E)/18:0) + H2O
ganglioside gm2 (d18:1(4e)/18:0) + d-galactose => ganglioside gm1 (d18:1(4e)/18:0) + h2o
ganglioside GM2 (d18:1(4E)/18:0) + D-galactose => ganglioside GM1 (d18:1(4E)/18:0) + H2O
ganglioside gm2 (d18:1(4e)/18:0) + d-galactose => ganglioside gm1 (d18:1(4e)/18:0) + h2o