Glucan endo-1,3-ò-<small>D</small>-glucosidase (, endo-1,3-ò-glucanase, laminarinase, laminaranase, oligo-1,3-glucosidase, callase, beta-1,3-glucanase, Kitalase (trademark), 1,3-ò-D-glucan 3-glucanohydrolase, endo-(1,3)-ò-<small>D</small>-glucanase, (1âÂÂ3)-ò-glucan 3-glucanohydrolase, endo-1,3-ò-D-glucanase, endo-1,3-ò-glucosidase, 1,3-ò-<small>D</small>-glucan glucanohydrolase) is an enzyme with systematic name 3-ò-<small>D</small>-glucan glucanohydrolase. This enzyme catalyses the following chemical reaction
This enzyme is marginally active on mixed-link (1âÂÂ3,1âÂÂ4)-ò-<small>D</small>-glucans.