Glycoside Hydrolase Family 3

Activities in Family[retaining] β-NAcetylglucosaminoside phosphorylase (EC 2.4.1.-);
β-glycan phosphorylase (EC 2.4.1.-);
MLG exo-β-1,4-glucosidase (EC 3.2.1.-);
[retaining] xyloglucan-specific exo-β-1,4-glucosidase (EC 3.2.1.-);
α-L-arabinopyranosidase (EC 3.2.1.-);
Avenacinase (EC 3.2.1.-);
β-1,2-glucosidase (EC 3.2.1.-);
β-1,6-glucosidase (EC 3.2.1.-);
D-4,5-unsaturated β-glucuronyl hydrolase (EC 3.2.1.-);
Exo-β-1,3-1,4-glucanase (EC 3.2.1.-);
Terpenoid-β-1,2-glucosidase (EC 3.2.1.-);
Tomatinase β-1,2-glucosidase (EC 3.2.1.-);
[retaining] isoprimeverose-producing oligoxyloglucan hydrolase (EC 3.2.1.120);
Coniferin β-glucosidase (EC 3.2.1.126);
Chitosanase (EC 3.2.1.132);
Hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (EC 3.2.1.168);
Protodioscin 26-O-β-D-glucosidase (EC 3.2.1.186);
β-glucosidase (EC 3.2.1.21);
β-galactosidase (EC 3.2.1.23);
β-glucuronidase (EC 3.2.1.31);
Xylan β-1,4-xylosidase (EC 3.2.1.37);
β-D-fucosidase (EC 3.2.1.38);
β-glucosylceramidase (EC 3.2.1.45);
β-N-acetylhexosaminidase (EC 3.2.1.52);
α-L-arabinofuranosidase (EC 3.2.1.55);
Exo-β-1,3-glucanase (EC 3.2.1.58);
Endo-β-1,3(4)-glucanase / lichenase-laminarinase (EC 3.2.1.6);
β-1,3-xylosidase (EC 3.2.1.72);
Lichenase / endo-β-1,3-1,4-glucanase (EC 3.2.1.73);
Exo-β-1,4-glucanase / cellodextrinase (EC 3.2.1.74);
Endo-β-1,4-xylanase (EC 3.2.1.8);
Mechanism Retaining e
3D Structure Status( β / α ) 8 barrel
Catalytic Nucleophile/BaseAsp (experimental);
Catalytic Proton DonorGlu for hydrolases (experimental); histidine for phosphorylases (experimental)
NoteA recent paper by Macdonald et al. (PMID=25533455) has shown that some enzymes that cleave b-hexosaminides are in fact retaining b-glycoside phosphorylases.
External resourcesCAZypedia; HOMSTRAD; PRINTS; PROSITE;
Commercial Enzyme Provider(s)MEGAZYME; PROZOMIX ;
Statistics GenBank accession (64191); Uniprot accession (353); PDB accession (204); 3D entries (59); cryst (3)
| 1 | ... | 133 | 134 | 135 | 136 | 137 | 138 | 139 | 140 | 141 | ... | 149 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 1923   Uncinocarpus reesii 1704 (Uncre1)      
 β-glucosidase, partial (fragment)   uncultured fungus AKI33967.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33959.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33966.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33971.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33963.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33964.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33958.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33969.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33965.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33962.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33960.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33968.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33970.1    
 β-glucosidase, partial (fragment)   uncultured fungus AKI33961.1    
 β-glucosidase, partial (fragment)   uncultured fungus ARQ32329.1    
 β-glucosidase, partial (fragment)   uncultured fungus ARQ32330.1
ARU79426.1
   
 β-glucosidase, partial (fragment)   uncultured fungus ARQ32328.1    
 ORF (fragment)   uncultured fungus ARU79444.1    
 ORF (fragment)   uncultured fungus ARU79429.1    
 ORF (fragment)   uncultured fungus ARU79425.1    
 ORF (fragment)   uncultured fungus ARU79433.1    
 ORF (fragment)   uncultured fungus ARU79445.1    
 ORF (fragment)   uncultured fungus ARU79434.1    
 β-glucosidase (Bgl1) 3.2.1.21 Uromyces viciae-fabae CAE01320.1 Q70KQ7  
 3673   Ustilaginoidea virens (Ustvir1)      
 2771   Ustilaginoidea virens (Ustvir1)      
 367   Ustilaginoidea virens (Ustvir1)      
 3195   Ustilaginoidea virens (Ustvir1)      
 6112   Ustilaginoidea virens (Ustvir1)      
 UV8b_04646   Ustilaginoidea virens UV-8b QUC20405.1    
 UV8b_04781   Ustilaginoidea virens UV-8b QUC20540.1    
 UV8b_03444   Ustilaginoidea virens UV-8b QUC19203.1    
 UV8b_03154   Ustilaginoidea virens UV-8b QUC18913.1    
 UV8b_05349   Ustilaginoidea virens UV-8b QUC21106.1    
 UV8b_06684   Ustilaginoidea virens UV-8b QUC22443.1    
 UBRO_06098   Ustilago bromivora UB2112 SAM84689.1    
 UBRO_08622   Ustilago bromivora UB2112 SAM86201.1    
 UBRO_00702   Ustilago bromivora UB2112 SAM69052.1    
 UBRO_08981   Ustilago bromivora UB2112 SAM86449.1    
 β-glucosidase (UeBgl3A) (Bgl3A) 3.2.1.21 Ustilago esculenta NBRC 9887 BAK61808.1 F8WRJ0  
 NDA17_005611   Ustilago hordei Uh805 UTT94734.1    
 NDA17_002583   Ustilago hordei Uh805 UTT87911.1    
 NDA17_000218   Ustilago hordei Uh805 UTT88480.1    
 NDA17_001856   Ustilago hordei Uh805 UTT89682.1    
 NDA17_002583   Ustilago hordei Uh805 UTT87910.1    
 UM04032.1 (Umay-Bgl101) 3.2.1.21 Ustilago maydis 521 EAK85129.1    
 7260   Ustilago maydis 521 v2.0 (Ustma2_2)      
 13257   Ustilago maydis 521 v2.0 (Ustma2_2)      
 11337   Ustilago maydis 521 v2.0 (Ustma2_2)      
 LOC62_03G004010 (Bgli_1)   Vanrija pseudolonga WOO80488.1    
 LOC62_05G007492 (Bgli_2)   Vanrija pseudolonga WOO83975.1    
 LOC62_01G000226 (BglG)   Vanrija pseudolonga WOO76599.1    
 LOC62_02G003244 (Bgli_0)   Vanrija pseudolonga WOO79727.1    
 LOC62_02G001776 (Bgli_3)   Vanrija pseudolonga WOO78225.1    
 LOC62_05G007126 (BglL)   Vanrija pseudolonga WOO83606.1    
 77833   Vararia minispora EC-137 v1.0 (Varmin1)      
 46335   Vararia minispora EC-137 v1.0 (Varmin1)      
 45631   Vararia minispora EC-137 v1.0 (Varmin1)      
 58706   Vararia minispora EC-137 v1.0 (Varmin1)      
 83998   Vararia minispora EC-137 v1.0 (Varmin1)      
 83995   Vararia minispora EC-137 v1.0 (Varmin1)      
 45372   Vararia minispora EC-137 v1.0 (Varmin1)      
 90882   Vararia minispora EC-137 v1.0 (Varmin1)      
 84505   Vararia minispora EC-137 v1.0 (Varmin1)      
 83996   Vararia minispora EC-137 v1.0 (Varmin1)      
 87504   Vararia minispora EC-137 v1.0 (Varmin1)      
 FKW77_002008   Venturia effusa albino QDS68661.1    
 FKW77_009202   Venturia effusa albino QDS69648.1    
 FKW77_006532   Venturia effusa albino QDS67779.1    
 FKW77_009091   Venturia effusa albino QDS70370.1    
 FKW77_008868 (fragment)   Venturia effusa albino QDS68965.1    
 FKW77_010160   Venturia effusa albino QDS71883.1    
 FKW77_009224   Venturia effusa albino QDS74050.1    
 FKW77_003611   Venturia effusa albino QDS75422.1    
 FKW77_007013   Venturia effusa albino QDS75093.1    
 FKW77_007107   Venturia effusa albino QDS73887.1    
 FKW77_003000   Venturia effusa albino QDS77227.1    
 FKW77_010686   Venturia effusa albino QDS68320.1    
 20872   Venturia inaequalis v1.0 (Venin1)      
 20218   Venturia inaequalis v1.0 (Venin1)      
 19647   Venturia inaequalis v1.0 (Venin1)      
 22840   Venturia inaequalis v1.0 (Venin1)      
 22495   Venturia inaequalis v1.0 (Venin1)      
 25350   Venturia inaequalis v1.0 (Venin1)      
 16279   Venturia inaequalis v1.0 (Venin1)      
 17944   Venturia inaequalis v1.0 (Venin1)      
 22675   Venturia inaequalis v1.0 (Venin1)      
 23589   Venturia inaequalis v1.0 (Venin1)      
 17089   Venturia inaequalis v1.0 (Venin1)      
 20288   Venturia inaequalis v1.0 (Venin1)      
 14787   Venturia inaequalis v1.0 (Venin1)      
 213947   Venturia pyrina (Venpi1)      
 218655   Venturia pyrina (Venpi1)      
 207717   Venturia pyrina (Venpi1)      
 214374   Venturia pyrina (Venpi1)      
 218743   Venturia pyrina (Venpi1)      
 210868   Venturia pyrina (Venpi1)      
 212885   Venturia pyrina (Venpi1)      
 211502   Venturia pyrina (Venpi1)      
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