| Activities in Family | Acholetin phosphorylase (EC 2.4.1.-); β-1,4-glucosyl-N-acetylglucosamine phosphorylase (EC 2.4.1.-); β-1,4-glucosylgalactose phosphorylase (EC 2.4.1.-); Mixed-linkage β-glucooligosaccharide phosphorylase (EC 2.4.1.-); Cellobiose phosphorylase (EC 2.4.1.20); Chitobiose phosphorylase (EC 2.4.1.280); Laminaribiose phosphorylase (EC 2.4.1.31); Cellobionic acid phosphorylase (EC 2.4.1.321); β-1,2-oligoglucan phosphorylase (EC 2.4.1.333); Solabiose phosphorylase (EC 2.4.1.389); 3-O-β-D-glucopyranosyl β-D-glucuronide phosphorylase (EC 2.4.1.392); Cellodextrin phosphorylase (EC 2.4.1.49); |
|---|---|
| Mechanism | Inverting e |
| Clan | GH-Q |
| 3D Structure Status | ( α / α ) 6 barrel |
| Catalytic Nucleophile/Base | phosphate |
| Catalytic Proton Donor | Asp |
| Note | Formerly known as glycosyltransferase family GT36; Assigned to a GH family following a paper by Hidaka, Honda, Kitaoka, Nirasawa, Hayashi, Wakagi, Shoun and Fushinobu (Structure (Camb). 2004 Jun;12(6):937-947) (PMID: 15274915) that revealed the evolutionary, structural and mechanistic relationship of these phosphorylases with glycoside hydrolases of clan GH-L. |
| External resources | CAZypedia; |
| Statistics | GenBank accession (5971); Uniprot accession (46); PDB accession (40); 3D entries (9); cryst (0) |