| 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.-); Stevioside-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); 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/Base | Asp (experimental); |
| Catalytic Proton Donor | Glu for hydrolases (experimental); histidine for phosphorylases (experimental) |
| Note | A 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 resources | CAZypedia; HOMSTRAD; PRINTS; PROSITE; |
| Commercial Enzyme Provider(s) | MEGAZYME; PROZOMIX ; |
| Statistics | GenBank accession (63202); Uniprot accession (353); PDB accession (199); 3D entries (57); cryst (3) |
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| unclassified | |||||||
| Protein Name | EC# | Organism | GenBank | Uniprot | PDB/3D | ||
| β-xylosidase / xylanase E2 | 3.2.1.37 | unidentified | AEF56854.1 | ||||
| β-glucosidase A3 | 3.2.1.21 | unidentified | AEF56853.1 | ||||
| V1226_24270 | unidentified | WWR19524.1 | |||||
| V1224_00750 | unidentified | WWR16017.1 | |||||
| VXM77_11080 | unidentified | WWR13187.1 | |||||
| V1226_20135 | unidentified | WWR18776.1 | |||||
| β-glucanase (RR.02;RR.06-2) (fragment) | unidentified microorganism | CAJ19141.1 | |||||
| β-glucosidase (UmCelC7;Cb1) | 3.2.1.21 | unidentified microorganism | ABX76049.1 | A9UGW5 | |||
| β-glucosidase (UmCelS19;Sb1) | 3.2.1.21 | unidentified microorganism | ABX76051.1 | A9UID4 | |||
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