Glycoside Hydrolase Family 46

Activities in Familychitosanase (EC 3.2.1.132)
Mechanism Inverting
Catalytic Nucleophile/Baseprobably Asp
Catalytic Proton Donorprobably Glu
External resourcesCAZypedia; HOMSTRAD;
Statistics GenBank accession (474); Uniprot accession (60); PDB accession (7); 3D entries (4); cryst (0)
All (455) Archaea (6) Bacteria (400) Eukaryota (2) Viruses (47) Structure (4) Characterized (26)
Bacteria
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 chitosanase (Csn;Cho1) 3.2.1.132 Bacillus circulans MH-K1 BAA01474.2 P33673
1QGI[A] β-D-4-deoxy-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpNAc
1.60
2D05[A] 2.00
5HWA[A] β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
1.35
 chitosanase OU01 3.2.1.132 Microbacterium sp. OU01 ABM91442.1 A7KBW5
4OLT[A,B] β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
1.59
4QWP[A,B] β-D-GlcpN-(1-4)-β-D-GlcpN
β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-FucpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
1.70
 chitosanase (Cns;Chs;CsnN174) 3.2.1.132 Streptomyces sp. N174 AAA19865.1 P33665
1CHK[A] 2.40
 chitosanase (SACTE_5457) 3.2.1.132 Streptomyces sp. SirexAA-E AEN13266.1  
4ILY[A,B] 1.83
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