Glycoside Hydrolase Family 81

Activities in Familyendo-β-1,3-glucanase (EC 3.2.1.39)
Mechanism Inverting
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorNot known
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (746); Uniprot accession (96); PDB accession (11); 3D entries (2); cryst (0)
All (649) Archaea (2) Bacteria (194) Eukaryota (445) Viruses (8) Structure (2) Characterized (13)
Bacteria
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 β-1,3-glucanase / laminarinase (BhGH81;BH0236) 3.2.1.39 Bacillus halodurans C-125 BAB03955.1
NP_241102.1
Q9KG76
5T49[A] 2.50
5T4A[A] β-D-Glcp-(1-3)-α-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-α-D-Glcp
2.10
5T4C[A] β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
1.80
5T4G[A] β-D-Glcp-(1-3)-β-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-α-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
1.80
5UPI[A] β-D-Glcp-(1-3)-β-D-Glcp
1.65
5UPM[A] β-D-Glcp-(1-3)-β-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-α-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
1.70
5UPN[A] β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-α-D-Glcp
β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
1.80
5UPO[A] β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp
1.70
5V1W[A] β-D-Glcp-(1-3)-β-D-Glcp
2.15
Eukaryota
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 endo-β-1,3-glucanase (RmLam81A) (partial) (Lam81A) 3.2.1.39 Rhizomucor miehei CAU432 550545166  
4K35[A,B] 2.00
4K3A[A,B] 2.30
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