part of Galactose metabolism Hydrolysis of terminal non-reducing beta-D-galactose residues in beta-D-galactosides( EC:3.2.1.23 ) Galactan + H2O => 2 D-Galactose( EC:3.2.1.23 ) EC:3.2.1.23 IEV:0003122 IMR:0200085 IMR:0200123 IMR:0200357 KEGG:R01105 KEGG:map00052 event notice: Galactan + H2O <=> D-Galactose + Galactan( EC:3.2.1.23 )