Glycoside Hydrolase Family 18

Known Activitieschitinase (EC 3.2.1.14); endo-β-N-acetylglucosaminidase (EC 3.2.1.96); xylanase inhibitor; concanavalin B; narbonin
Mechanism Retaining
ClanGH-K
3D Structure Status( β / α ) 8
Catalytic Nucleophile/Basecarbonyl oxygen of C-2 acetamido group of substrate
Catalytic Proton DonorGlu (experimental)
NoteContains chitinases of classes III and V. Contains non-catalytic proteins such as xylanase inhibitor; concanavalin B; narbonin
External resourcesHOMSTRAD; InterPro; PFAM; PROSITE;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (4039); Uniprot accession (2202); PDB accession (164); 3D entries (37); cryst (3)
All (3059) Archaea (19) Bacteria (1699) Eukaryota (1230) Viruses (65) unclassified (46) Structure (37 - 3 cryst) Characterized (354)