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beta-galactosidase activity (GO:0004565)
Annotations: Rat: (7) Mouse: (6) Human: (6) Chinchilla: (3) Bonobo: (5) Dog: (7) Squirrel: (0) Pig: (7)
Parent Terms Term With Siblings Child Terms
6-phospho-beta-galactosidase activity 
alpha-galactosidase activity +   
arabinogalactan endo-1,4-beta-galactosidase activity 
beta-galactosidase activity  
Catalysis of the hydrolysis of terminal, non-reducing beta-D-galactose residues in beta-D-galactosides.
blood-group-substance endo-1,4-beta-galactosidase activity 
capsular-polysaccharide endo-1,3-alpha-galactosidase activity 
galactan 1,3-beta-galactosidase activity 
keratan-sulfate endo-1,4-beta-galactosidase activity 

Exact Synonyms: beta-D-galactanase activity ;   beta-D-galactoside galactohydrolase activity ;   beta-D-lactosidase activity ;   beta-lactosidase activity ;   exo-(1->4)-beta-D-galactanase activity ;   trilactase activity
Related Synonyms: S 2107 ;   hydrolact ;   lactose hydrolysis ;   lactozym ;   maxilact ;   oryzatym ;   sumiklat
Xrefs: EC: ;   MetaCyc: ;   MetaCyc:BGALACT-PWY ;   Reactome:R-HSA-2265534 "Defective GLB1 does not hydrolyse a glycosaminoglycan" ;   Reactome:R-HSA-9036061 "Defective GLB1 does not hydrolyse linker chain(2)" ;   reactome:R-HSA-1605624 "Beta-galactosidase hydrolyses GM1 to GM2" ;   reactome:R-HSA-1606312 "Beta-galactosidase can also hydrolyse globosides to form cerebrosides" ;   reactome:R-HSA-1630306 "GLB1 hydrolyses a glycosaminoglycan" ;   reactome:R-HSA-1793217 "Keratan sulfate is cleaved from its proteoglycan by an unknown galactosidase" ;   reactome:R-HSA-2090079 "GLB1 hydrolyses linker chain(2)"
Definition Sources: EC:

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.