2-acetamido-4-O-(2-amino-2-deoxy-beta-D-glucopyranosyl)-2-deoxy-D-glucose exo-beta-D-glucosaminidase activity
Catalysis of the reaction: beta-D-glucosaminyl-(1->4)-N-acetyl-D-glucosamine + H2O = D-glucosamine + N-acetyl-D-glucosamine.
GO:0004553
hydrolase activity, hydrolyzing O-glycosyl compounds
is_a