Mechanism	Inverting e
3D Structure Status	( α / α ) 6 barrel
Catalytic Nucleophile/Base	Glu
Catalytic Proton Donor	Asp
External resources	CAZypedia;
Statistics	GenBank accession (2233); Uniprot accession (18); PDB accession (14); 3D entries (3); cryst (0)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
β-1,3-glucanase (Cthe_0660)	3.2.1.39	Acetivibrio thermocellus ATCC 27405	ABN51895.1	A3DD66	6FOP[A] 1.40
β-1,3-glucanase / laminarinase (BhGH81; BH0236)	3.2.1.39	Halalkalibacterium 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#	Organism	GenBank	Uniprot	PDB/3D Carbohydrate Ligands Resolution (Å)
endo-β-1,3-glucanase (RmLam81A) (Lam81A)	3.2.1.39	Rhizomucor miehei CAU432	AGV00786.1 550545166	A0A023I7E1 U5HK45	4K35[A,B] 2.00 4K3A[A,B] 2.30 5XBZ[A,B] 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 β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp-(1-3)-β-D-Glcp 2.70 5XC2[A,B,C] 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 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 β-D-Glcp-(1-3)-D-1-deoxy-Glcp D-1,3-deoxy-Glcp 2.70
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