Beta-galactosidase (GLB1) can cleave galactose from a glycosaminoglycan Authored: Jassal, B, 2011-10-05 Beta-galactosidase (GLB1) can cleave terminal galactose residues from glycosaminoglycans such as keratan sulfate (KS) (Asp et al. 1969). Defects in GLB1 cause the lysosomal storage diseases GM1gangliosidosis (Yoshida et al. 1991) and Morquio syndrome type B (Oshima et al. 1991). EC Number: 3.2.1.23 Edited: Jassal, B, 2011-10-05 Pubmed1907800 Pubmed1928092 Pubmed5822067 Reactome Database ID Release 431630306 Reactome, http://www.reactome.org ReactomeREACT_120986 Reviewed: D'Eustachio, P, 2012-03-28