alpha-GalCer
1-O-(alpha-D-galactosyl)-N-hexacosanoylphytosphingosine is a glycophytoceramide having an alpha-D-galactosyl residue at the O-1 position and a hexacosanoyl group attached to the nitrogen. It has a role as an antineoplastic agent, an epitope, an antigen, an immunological adjuvant and an allergen. It is a glycophytoceramide and a N-acyl-beta-D-galactosylphytosphingosine. It is functionally related to an alpha-D-galactose.