beta-D-glucosyl-(1->4)-D-galactose + phosphate = D-galactose + alpha-D-glucose 1-phosphate
beta-d-glucosyl-(1->4)-d-galactose + phosphate = d-galactose + alpha-d-glucose 1-phosphate
"4-O-beta-D-glucosyl-D-galactose phosphorylase"
"4-o-beta-d-glucosyl-d-galactose phosphorylase"