alpha-D-galactosyl-(1->4)-beta-D-galactosyl group
alpha-d-galactosyl-(1->4)-beta-d-galactosyl group
A β-<small>D</small>-galactosyl disaccharide group formed by removing the hydroxy group from the hemiacetal function of α-<small>D</small>-galactosyl-(1→4)-β-<small>D</small>-galactose. Implied reactive epitope within lactosylceramide.