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#OrganismGenBank UniprotPDB/3D
 chitosanase (Cho) 3.2.1.132 Amycolatopsis sp. CsO-2 BAA94840.1 Q9LBG4  
 chitosanase 3.2.1.132 Bacillus amyloliquefaciens UTK BAB19276.1 Q9ET84  
 chitosanase (Csn;Cho1) 3.2.1.132 Bacillus circulans MH-K1 BAA01474.2 P33673 1QGI[A]
2D05[A]
5HWA[A]
 chitosanase (TCH-2) 3.2.1.132 Bacillus coagulans CK108 AAL40906.1 Q8VU68  
 chitosanase (Csn) 3.2.1.132 Bacillus sp. DAU101 ABC66094.1 A0EQW7  
 chitosanase (ChoK) 3.2.1.132 Bacillus sp. KFB-CO4 AAF24188.1 Q9RC18  
 chitosanase 3.2.1.132 Bacillus subtilis CH2 ACX55932.1 D0FHB6  
 chitosanase (Csn;BSU26890) 3.2.1.132 Bacillus subtilis subsp. subtilis str. 168 CAB14630.1
AAB80882.1
ACX55933.1
AIY94013.1
AQR82709.1
AQR86924.1
CAA63455.1
CAX30779.1
NP_390566.1
O07921  
 chitosanase (CsnV26) 3.2.1.132 Bacillus subtilis V26 WP_003237265.1    
 chitosanase A (CsnA) 3.2.1.132 Burkholderia gladioli CHB101 BAA82154.1 Q9XDS6  
 chitosanase 3.2.1.132 Janthinobacterium sp. 4239 ADB89905.1    
 chitosanase 1 (KSE_15150; Csn1) 3.2.1.132 Kitasatospora setae KM-6054 BAJ27342.1 E4N811  
 chitosanase 2 (KSE_40860; Csn2) 3.2.1.132 Kitasatospora setae KM-6054 BAJ29876.1 E4NEU0  
 chitosanase 3 (KSE_40930; Csn3) 3.2.1.132 Kitasatospora setae KM-6054 BAJ29883.1 E4NEU7  
 chitosanase OU01 3.2.1.132 Microbacterium sp. OU01 ABM91442.1 A7KBW5 4OLT[A,B]
4QWP[A,B]
 chitosanase (Csn;CsnN106) 3.2.1.132 Nocardioides sp. N106 AAA63405.1 P48846  
 chitosanase 3.2.1.132 Paenibacillus ehimensis EAG1 BAA23489.1 O24825  
 chitosanase 3.2.1.132 Paenibacillus sp. BH-2005 ABC17783.1 Q2PWA1  
 chitosanase (Cto1) 3.2.1.132 Pseudomonas sp. A-01 BAC06189.1 Q8KZM5  
 chitosanase (CsnA;Csn;ScCsn46A;SCO0677;SCF91.37) (Csn46A) 3.2.1.132 Streptomyces coelicolor A3(2) CAB61194.1
NP_624986.1
Q9RJ88  
 endo-chitosanase (CsnA) 3.2.1.132 Streptomyces lividans TK24 ACV74390.1
AIJ17792.1
C9E0E7  
 chitosanase (Cns;Chs;CsnN174) 3.2.1.132 Streptomyces sp. N174 AAA19865.1 P33665 1CHK[A]
 chitosanase (SACTE_5457) 3.2.1.132 Streptomyces sp. SirexAA-E AEN13266.1   4ILY[A,B]
 chitosanase (CsnA) 3.2.1.132 uncultured bacterium AJA30433.1    
Viruses
Protein Name EC#OrganismGenBank UniprotPDB/3D
 chitosanase (A292L;PBCV1_A292L) 3.2.1.132 Paramecium bursaria Chlorella virus 1 AAC96660.1
NP_048646.1
Q84608  
 chitosanase 1 (VChtα-1) 3.2.1.132 Paramecium bursaria Chlorella virus CVK2 BAA20342.1 O12288  
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