Glycoside Hydrolase Family 55

Mechanism Inverting e
3D Structure Statusparallel β-helix
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorGlu
NoteSubfamiles established in (Hornung and Terrapon, 2024) [PMID:37585436]
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (2663); Uniprot accession (54); PDB accession (14); 3D entries (4); cryst (0)
Activity IdEC#Activity NameResidue -2Bond -1Residue -1 Reacting BondResidue +1Bond +1Residue +2Reactant
H29 3.2.1.39 glucan endo-b-1,3-glucosidase bDGlcp 1,3 bDGlcp 1,3 bDGlcp 1,3 bDGlcp H2O
H43 3.2.1.58 glucan exo-b-1,3-glucosidase [bDGlcp 1,3 bDGlcp 1,3 bDGlcp H2O
H133 3.2.1.168 hesperidin 6-O-a-L-rhamnosyl-b-glucosidase [aLRhap 1,6 bDGlcp 1,X hesperetin H2O
H381 3.2.1.- laminarin endo-b-1,3-glucosidase bDGlcp 1,6 bDGlcp 1,3 bDGlcp 1,3 bDGlcp H2O
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