Glycoside Hydrolase Family 20

Activities in Familyβ-hexosaminidase (EC 3.2.1.52); lacto-N-biosidase (EC 3.2.1.140); β-1,6-N-acetylglucosaminidase (EC 3.2.1.-); β-6-SO3-N-acetylglucosaminidase (EC 3.2.1.-)
Mechanism Retaining
ClanGH-K
3D Structure Status( β / α ) 8
Catalytic Nucleophile/Basecarbonyl oxygen of C-2 acetamido group of substrate
Catalytic Proton DonorGlu
External resourcesCAZypedia; HOMSTRAD; PRINTS; Tay-Sachs Disease;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (7527); Uniprot accession (778); PDB accession (89); 3D entries (21); cryst (0)
All (7323) Archaea (6) Bacteria (6903) Eukaryota (391) Viruses (2) unclassified (21) Structure (21) Characterized (133)
unclassified
Protein Name EC#OrganismGenBank UniprotPDB/3D
 GH20, Betα-hexosaminidase   uncultured organism VDS02511.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02583.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02713.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02509.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02456.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02579.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02715.1    
 CG20, Betα-hexosaminidase   uncultured organism VDS02538.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02700.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02534.1    
 GH20, Betα-hexosaminidase   uncultured organism VDS02709.1    
 ORF   uncultured organism AGU10258.1    
 ORF   uncultured organism AGU10321.1    
 ORF   uncultured organism AGU11377.1    
 ORF   uncultured organism AGU12191.1    
 ORF   uncultured organism AGU10374.1    
 ORF (fragment)   uncultured prokaryote CRY94531.1    
 ORF (fragment)   uncultured prokaryote CRY96086.1    
 ORF (fragment)   uncultured prokaryote CRY95831.1    
 ORF (fragment)   uncultured prokaryote CRY95832.1    
 ORF   uncultured prokaryote CRY94532.1    
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