ID 2.4.1.97 DE 1,3-beta-D-glucan phosphorylase. AN laminarin phosphorylase. CA [(1->3)-beta-D-glucosyl](n) + phosphate = [(1->3)-beta-D-glucosyl](n-1) + CA alpha-D-glucose 1-phosphate. CC -!- Acts on a range of beta-1,3-oligoglucans, and on glucans of laminarin CC type. CC -!- Different from EC 2.4.1.30 and EC 2.4.1.31. //