ID 2.4.1.30 DE 1,3-beta-oligoglucan phosphorylase. AN beta-1,3-oligoglucan:orthophosphate glucosyltransferase II. CA [(1->3)-beta-D-glucosyl](n) + phosphate = [(1->3)-beta-D-glucosyl](n-1) + CA alpha-D-glucose 1-phosphate. CC -!- Does not act on laminarin. CC -!- Differs in specificity from EC 2.4.1.31 and EC 2.4.1.97. //