| Activities in Family | endo-β-1,4-glucanase / cellulase (EC 3.2.1.4); endo-β-1,4-xylanase (EC 3.2.1.8); β-glucosidase (EC 3.2.1.21); β-mannosidase (EC 3.2.1.25); β-glucosylceramidase (EC 3.2.1.45); glucan β-1,3-glucosidase (EC 3.2.1.58); licheninase (EC 3.2.1.73); exo-β-1,4-glucanase / cellodextrinase (EC 3.2.1.74); glucan endo-1,6-β-glucosidase (EC 3.2.1.75); mannan endo-β-1,4-mannosidase (EC 3.2.1.78); cellulose β-1,4-cellobiosidase (EC 3.2.1.91); steryl β-glucosidase (EC 3.2.1.104); endoglycoceramidase (EC 3.2.1.123); chitosanase (EC 3.2.1.132); β-primeverosidase (EC 3.2.1.149); xyloglucan-specific endo-β-1,4-glucanase (EC 3.2.1.151); endo-β-1,6-galactanase (EC 3.2.1.164); hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (EC 3.2.1.168); β-1,3-mannanase (EC 3.2.1.-); arabinoxylan-specific endo-β-1,4-xylanase (EC 3.2.1.-); mannan transglycosylase (EC 2.4.1.-); lichenase / endo-β-1,3-1,4-glucanase (EC 3.2.1.73); β-glycosidase (EC 3.2.1.-); endo-β-1,3-glucanase / laminarinase (EC 3.2.1.39); β-N-acetylhexosaminidase (EC 3.2.1.52); chitosanase (EC 3.2.1.132) |
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| Mechanism | Retaining |
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| Clan | GH-A |
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| 3D Structure Status | ( β / α ) 8 |
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| Catalytic Nucleophile/Base | Glu (experimental) |
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| Catalytic Proton Donor | Glu (experimental) |
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| Note | Once known as cellulase family A; many members have been assigned to subfamilies as described by Aspeborg et al. (2012) BMC Evol Biol. 12(1):186 (PMID: 22992189). |
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| External resources | CAZypedia; HOMSTRAD; PROSITE; |
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| Commercial Enzyme Provider(s) | MEGAZYME; NZYTech; PROZOMIX; |
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| Statistics | GenBank accession (15391); Uniprot accession (1921); PDB accession (224); 3D entries (78); cryst (0) |
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