Glycoside Hydrolase Family 46

Known Activities	chitosanase (EC 3.2.1.132)
Mechanism	Inverting
Clan	GH-I
3D Structure Status	α + β
Catalytic Nucleophile/Base	Asp (experimental)
Catalytic Proton Donor	Glu (experimental)
External resources	CAZypedia; Chitosanase Web Page; HOMSTRAD; InterPro; PFAM;
Statistics	GenBank accession (91); Uniprot accession (56); PDB accession (3); 3D entries (2); cryst (0)

Summary

All (80) Bacteria (73) Viruses (7) Structure (2 ) Characterized (20)

Bacteria
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/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	P33673.2	1QGI[A] 2D05[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	AAB80882.1 ACX55933.1 CAA63455.1 CAB14630.1 CAX30779.1 NP_390566.1	O07921.1
chitosanase A (CsnA)	3.2.1.132	Burkholderia gladioli CHB101	BAA82154.1	Q9XDS6
chitosanase	3.2.1.132	Janthinobacterium sp. 4239	ADB89905.1
chitosanase	3.2.1.132	Microbacterium sp. OU01	ABM91442.1	A7KBW5
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	C9E0E7
chitosanase (Cns;Chs;CsnN174)	3.2.1.132	Streptomyces sp. N174	AAA19865.1	P33665.1	1CHK[A]
Viruses
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D
chitosanase 1 (VChtα-1)	3.2.1.132	Chlorella virus ATCV-1	BAA20342.1	O12288
chitosanase (A292L;PBCV1_A292L)	3.2.1.132	Paramecium bursaria Chlorella virus 1	AAC96660.1 NP_048646.1	Q84608

Footnotes

Experimental characterization exclusively covers enzyme activities at present. If you are aware of any missing experimental characterization that should be mentioned here, we encourage you to send your comment and support of the experimental evidence, including an electronic copy or appropriate link to the support material (i.e., article(s), thesis, database, etc), to cazy@afmb.univ-mrs.fr.