Glycoside Hydrolase Family 75

Activities in Family	Chitosanase (EC 3.2.1.132);
Mechanism	Inverting e
Catalytic Nucleophile/Base	probably Asp
Catalytic Proton Donor	probably Glu
Note	mechanism and catalytic residues in Cheng et al. (2006) J. Biol. Chem. 281:3137-3144 (PMID: 16330537)
External resources	CAZypedia;
Statistics	GenBank accession (714); Uniprot accession (15); PDB accession (5); 3D entries (1); cryst (0)

Summary

Download GH75 (1471) Taxonomic display Structure (1) Characterized (15)

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Eukaryota
Protein Name	EC#	Organism	GenBank	Uniprot	PDB/3D
F9C07_2070054		Aspergillus flavus NRRL 3357	QRD84969.1
F9C07_2286847		Aspergillus flavus NRRL 3357	QRD94823.1
F9C07_5170		Aspergillus flavus NRRL 3357	QRD91118.1
F9C07_2164184		Aspergillus flavus NRRL 3357	QRD84359.1
G4B84_008974		Aspergillus flavus NRRL3357	QMW33508.1
G4B84_008264		Aspergillus flavus NRRL3357	QMW32833.1
G4B84_010291		Aspergillus flavus NRRL3357	QMW34800.1
G4B84_008797		Aspergillus flavus NRRL3357	QMW33366.1
27977		Aspergillus flavus NRRL3357 (Aspfl1)
30163		Aspergillus flavus NRRL3357 (Aspfl1)
28129		Aspergillus flavus NRRL3357 (Aspfl1)
27406		Aspergillus flavus NRRL3357 (Aspfl1)
2164184		Aspergillus flavus NRRL3357 v1.0 (Aspfl2_3)
2070054		Aspergillus flavus NRRL3357 v1.0 (Aspfl2_3)
2286847		Aspergillus flavus NRRL3357 v1.0 (Aspfl2_3)
5170		Aspergillus flavus NRRL3357 v1.0 (Aspfl2_3)
107490		Aspergillus fumigatus A1163 (Aspfu_A1163_1)
102505		Aspergillus fumigatus A1163 (Aspfu_A1163_1)
108576		Aspergillus fumigatus A1163 (Aspfu_A1163_1)
chitosanase II (Csn;CsnB;AfCsnB;AFUA_4G01290)	3.2.1.132	Aspergillus fumigatus Af293	EAL84291.1
7317		Aspergillus fumigatus Af293 (Aspfu1)
4629		Aspergillus fumigatus Af293 (Aspfu1)
9244		Aspergillus fumigatus Af293 (Aspfu1)
4785		Aspergillus fumigatus Af293 (Aspfu1)
chitosanase (Csn)	3.2.1.132	Aspergillus fumigatus NCPF7367 = ATCC 46645	CAE54966.1	Q709P2 Q875I9
chitosanase II (Csn)	3.2.1.132	Aspergillus fumigatus Y2K	AAO41660.1 AAD26111.1	Q875I9 Q9Y760
51703		Aspergillus glaucus v1 (Aspgl1)
12473		Aspergillus kawachii IFO 4308 (Aspka1_1)
20803		Aspergillus kawachii IFO 4308 (Aspka1_1)
153276		Aspergillus leporis CBS 151.66 v1.0 (Asplep1)
163027		Aspergillus leporis CBS 151.66 v1.0 (Asplep1)
163632		Aspergillus leporis CBS 151.66 v1.0 (Asplep1)
27024		Aspergillus leporis CBS 151.66 v1.0 (Asplep1)
186360		Aspergillus acidus v1 (Aspfo1)
196283		Aspergillus acidus v1 (Aspfo1)
AKAW2_51449S		Aspergillus luchuensis IFO 4308	BCS01108.1
AKAW2_50899A		Aspergillus luchuensis IFO 4308	BCS00558.1
ALUC_50373A		Aspergillus luchuensis RIB2601	BCS12327.1
ALUC_50907S		Aspergillus luchuensis RIB2601	BCS12861.1
224532		Aspergillus minisclerotigenes v1.0 (Aspmin1)
231252		Aspergillus minisclerotigenes v1.0 (Aspmin1)
230905		Aspergillus minisclerotigenes v1.0 (Aspmin1)
243660		Aspergillus minisclerotigenes v1.0 (Aspmin1)
CsnA		Aspergillus nidulans	AAR23108.1 AAR85471.1
474		Aspergillus nidulans FGSC A4 (Aspnid1)
1535		Aspergillus nidulans FGSC A4 (Aspnid1)
AN4686.2		Aspergillus nidulans FGSC A4	EAA60728.1
AN8097.2		Aspergillus nidulans FGSC A4	EAA59719.1
262023		Aspergillus phoenicis (Corda) Thom ATCC 13157 v1.0 (Aspph1)
296623		Aspergillus phoenicis (Corda) Thom ATCC 13157 v1.0 (Aspph1)
190824		Aspergillus niger ATCC 1015 v4 (Aspni7)
1166746		Aspergillus niger ATCC 1015 v4 (Aspni7)
An03g05260		Aspergillus niger CBS 513.88	CAK49178.1
An04g04530		Aspergillus niger CBS 513.88	CAK38717.1
158518		Aspergillus niger CBS 513.88 (Aspni_DSM_1)
159141		Aspergillus niger CBS 513.88 (Aspni_DSM_1)
8400		Aspergillus niger NRRL3 (Aspni_NRRL3_1)
7870		Aspergillus niger NRRL3 (Aspni_NRRL3_1)
339228		Aspergillus niger van Tieghem ATCC 13496 v1.0 (Aspni_bvT_1)
341624		Aspergillus niger van Tieghem ATCC 13496 v1.0 (Aspni_bvT_1)
153732		Aspergillus nomius v1.0 (Aspnom1)
141108		Aspergillus nomius v1.0 (Aspnom1)
157791		Aspergillus nomius v1.0 (Aspnom1)
157416		Aspergillus nomius v1.0 (Aspnom1)
2726		Aspergillus nomius NRRL 13137 (Aspnom13137_1)
5724		Aspergillus nomius NRRL 13137 (Aspnom13137_1)
2955		Aspergillus nomius NRRL 13137 (Aspnom13137_1)
11263		Aspergillus nomius NRRL 13137 (Aspnom13137_1)
420076		Aspergillus novofumigatus IBT 16806 v1 (Aspnov1)
446192		Aspergillus novofumigatus IBT 16806 v1 (Aspnov1)
446120		Aspergillus novofumigatus IBT 16806 v1 (Aspnov1)
412759		Aspergillus novofumigatus IBT 16806 v1 (Aspnov1)
207173		Aspergillus novoparasiticus CBS 126849 v1.0 (Aspnovo1)
176375		Aspergillus novoparasiticus CBS 126849 v1.0 (Aspnovo1)
193422		Aspergillus novoparasiticus CBS 126849 v1.0 (Aspnovo1)
193488		Aspergillus novoparasiticus CBS 126849 v1.0 (Aspnovo1)
436784		Aspergillus ochraceoroseus IBT 24754 v1.0 (Aspoch1)
533502		Aspergillus ochraceoroseus IBT 24754 v1.0 (Aspoch1)
498400		Aspergillus ochraceoroseus IBT 24754 v1.0 (Aspoch1)
chitosanase		Aspergillus oryzae	QHW12272.1
chitosanase B (CsnB)		Aspergillus oryzae IAM2660	BAC10610.1
chitosanase C (CsnC)	3.2.1.132	Aspergillus oryzae IAM2660	BAD08218.2	Q75R32
chitosanase A (Csn;CsnA)	3.2.1.132	Aspergillus oryzae IAM2660	BAA92250.1	Q9P961
AO090124000065		Aspergillus oryzae RIB40	BAE62614.1
chitosanase (CsnC;AO090113000063)		Aspergillus oryzae RIB40	BAE63124.1
chitosanase (Csn;AO090020000697)		Aspergillus oryzae RIB40	BAE63840.1
chitosanase B (CsnB;AO090011000027)		Aspergillus oryzae RIB40	BAE64590.1
8713		Aspergillus oryzae RIB40 (Aspor1)
8565		Aspergillus oryzae RIB40 (Aspor1)
8021		Aspergillus oryzae RIB40 (Aspor1)
10024		Aspergillus oryzae RIB40 (Aspor1)
215929		Aspergillus parasiticus CBS 117618 v1.0 (Asppar1)
233261		Aspergillus parasiticus CBS 117618 v1.0 (Asppar1)
214157		Aspergillus parasiticus CBS 117618 v1.0 (Asppar1)
213526		Aspergillus parasiticus CBS 117618 v1.0 (Asppar1)
382328		Aspergillus parvisclerotigenus CBS 121.62 v1.0 (Asppari1)
403517		Aspergillus parvisclerotigenus CBS 121.62 v1.0 (Asppari1)
383226		Aspergillus parvisclerotigenus CBS 121.62 v1.0 (Asppari1)
399903		Aspergillus parvisclerotigenus CBS 121.62 v1.0 (Asppari1)
264952		Aspergillus pseudocaelatus CBS 117616 v1.0 (Asppsec1)
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