Beta-galactosidase (GLB1) can cleave galactose from the linker chain Authored: Jassal, B, 2012-02-06 Beta-galactosidase (GLB1) can cleave terminal galactose residues from the linker chain sequence of glycosaminoglycans (Asp et al. 1969). Defects in GLB1 causes the lysosomal storage diseases GM1 gangliosidosis (Yoshida et al. 1991) and Morquio syndrome B (Oshima et al. 1991). EC Number: 3.2.1.23 Edited: Jassal, B, 2012-02-06 Pubmed1907800 Pubmed1928092 Pubmed5822067 Reactome Database ID Release 432090079 Reactome, http://www.reactome.org ReactomeREACT_121086 Reviewed: D'Eustachio, P, 2012-03-28 has a Stoichiometric coefficient of 2