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Literature summary for 3.2.1.132 extracted from

  • Somashekar, D.; Joseph, R.
    Chitosanases-properties and applications: a review (1996), Biores. Technol., 55, 35-45.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
Chelating agents especially EDTA, activate Bacillus sp. (in: Bacteria)

Inhibitors

Inhibitors Comment Organism Structure
acetate enzyme A, enzyme B is not affected Amylomyces rouxii
Ag+
-
Bacillus sp. (in: Bacteria)
Ag+
-
Myxobacter sp. AL-1
Ag+
-
Streptomyces griseus
Cd2+
-
Myxobacter sp. AL-1
Cu2+ inhibition of chitosanase A and B Amylomyces rouxii
Cu2+
-
Bacillus sp. (in: Bacteria)
Cu2+
-
Niallia circulans
Cu2+
-
Rhodotorula toruloides
Cu2+
-
Streptomyces griseus
Cu2+
-
Talaromyces islandicus
Fe2+
-
Bacillus sp. (in: Bacteria)
Fe2+
-
Streptomyces griseus
Hg2+
-
Amycolatopsis sp.
Hg2+ inhibition of chitosanase A and B Amylomyces rouxii
Hg2+
-
Bacillus sp. (in: Bacteria)
Hg2+
-
Myxobacter sp. AL-1
Hg2+
-
Niallia circulans
Hg2+
-
Rhodotorula toruloides
Hg2+
-
Streptomyces griseus
Hg2+
-
Talaromyces islandicus
Mn2+ inhibition of chitosanase A and B Amylomyces rouxii
monoiodoacetate
-
Bacillus sp. (in: Bacteria)
N-bromosuccinimide
-
Amycolatopsis sp.
N-bromosuccinimide
-
Bacillus sp. (in: Bacteria)
N-bromosuccinimide
-
Rhodotorula toruloides
Ni2+
-
Bacillus sp. (in: Bacteria)
Ni2+
-
Niallia circulans
p-chloromercuribenzoate
-
Amycolatopsis sp.
p-chloromercuribenzoate
-
Bacillus sp. (in: Bacteria)
p-chloromercuribenzoate
-
Niallia circulans
p-chloromercuribenzoate
-
Rhodotorula toruloides
Pb2+ inhibition of chitosanase A and B Amylomyces rouxii
Pb2+
-
Bacillus sp. (in: Bacteria)
Sn2+ inhibition of chitosanase A and B Amylomyces rouxii
Sn2+
-
Bacillus sp. (in: Bacteria)
Zn2+
-
Bacillus sp. (in: Bacteria)
Zn2+
-
Myxobacter sp. AL-1
Zn2+
-
Niallia circulans

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information
-
Pseudomonas sp.
additional information
-
additional information
-
Bacillus licheniformis
additional information
-
additional information
-
Enterobacter sp.
additional information
-
additional information
-
Fusarium solani
additional information
-
additional information
-
Amycolatopsis orientalis
additional information
-
additional information
-
Amycolatopsis sp.
additional information
-
additional information KM is 0.3 mg/ml Myxobacter sp. AL-1
additional information
-
additional information KM is 2.1 mg/ml Streptomyces griseus
additional information
-
additional information KM is 8.13 mg/ml for chitosanase A and 8.65 mg/ml for chitosanase B Amylomyces rouxii
additional information
-
additional information 0.83 mg/ml chitosan Rhodotorula toruloides
additional information
-
additional information 0.63 mg chitosan/ml Niallia circulans
additional information
-
additional information KM is 0.82 mg/ml Priestia megaterium
additional information
-
additional information 0.688 mg/ml chitosan, at pH 5.5 Streptomyces sp.
additional information
-
additional information 1.4 mg/ml: 5% or 30% acetylated chitosan Talaromyces islandicus
additional information
-
additional information 0.088 mg/ml chitosan Streptomyces sp.
additional information
-
additional information KM is 33 mg/ml Bacillus sp. (in: Bacteria)

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+
-
Amylomyces rouxii
Ca2+
-
Talaromyces islandicus
K+
-
Bacillus sp. (in: Bacteria)
K+ activates enzyme A Amylomyces rouxii
Mn2+
-
Bacillus sp. (in: Bacteria)
Mn2+
-
Rhodotorula toruloides

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
23000
-
gel filtration Priestia megaterium
23000
-
gel filtration Bacillus sp. (in: Bacteria)
24000
-
gel filtration Amycolatopsis orientalis
25000
-
gel filtration Bacillus sp. (in: Bacteria)
26000
-
gel filtration Bacillus licheniformis
26000
-
x * 26000, SDS-PAGE Streptomyces sp.
26000
-
x * 26000, SDS-PAGE Amycolatopsis orientalis
27000
-
-
Amycolatopsis sp.
27000
-
gel filtration Niallia circulans
28900
-
deduced from amino acid sequence Myxobacter sp. AL-1
29000
-
-
Bacillus sp. (in: Bacteria)
29000
-
gel filtration Streptomyces sp.
29500
-
x * 29500, SDS-Page Streptomyces sp.
30000
-
gel filtration Bacillus sp. (in: Bacteria)
30000
-
gel filtration Talaromyces islandicus
31000
-
gel filtration Bacillus sp. (in: Bacteria)
31000
-
gel filtration Bacillus licheniformis
32000
-
1 * 32000, SDS-PAGE Niallia circulans
35000
-
x * 35000, SDS-PAGE Pseudomonas sp.
35000
-
x * 35000, SDS-PAGE Streptomyces griseus
36000
-
x * 36000, SDS-PAGE Fusarium solani
41000
-
1 * 41000, SDS-PAGE Bacillus sp. (in: Bacteria)
43000
-
1 * 43000, SDS-PAGE Bacillus sp. (in: Bacteria)
43000
-
x * 43000, enzyme B, SDS-PAGE Priestia megaterium
50000
-
x * 50000, SDS-PAGE Enterobacter sp.
76000
-
x * 76000, SDS-PAGE Amylomyces rouxii
100000
-
gel filtration Rhodotorula toruloides

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
chitosan + H2O Priestia megaterium
-
?
-
?
chitosan + H2O Pseudomonas sp.
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria)
-
?
-
?
chitosan + H2O Bacillus licheniformis
-
?
-
?
chitosan + H2O Niallia circulans
-
?
-
?
chitosan + H2O Streptomyces griseus
-
?
-
?
chitosan + H2O Rhodotorula toruloides
-
?
-
?
chitosan + H2O Streptomyces sp.
-
?
-
?
chitosan + H2O Enterobacter sp.
-
?
-
?
chitosan + H2O Fusarium solani
-
?
-
?
chitosan + H2O Amylomyces rouxii
-
?
-
?
chitosan + H2O Talaromyces islandicus
-
?
-
?
chitosan + H2O Amycolatopsis orientalis
-
?
-
?
chitosan + H2O Amycolatopsis sp.
-
?
-
?
chitosan + H2O Myxobacter sp. AL-1
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) R-4
-
?
-
?
chitosan + H2O Streptomyces sp. No. 6
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) K-1
-
?
-
?
chitosan + H2O Pseudomonas sp. H-14
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) PI-7S
-
?
-
?
chitosan + H2O Niallia circulans MH-K1
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) No. 7-M
-
?
-
?

Organism

Organism UniProt Comment Textmining
Amycolatopsis orientalis
-
-
-
Amycolatopsis sp.
-
-
-
Amylomyces rouxii
-
-
-
Bacillus licheniformis
-
-
-
Bacillus sp. (in: Bacteria)
-
K-1
-
Bacillus sp. (in: Bacteria)
-
PI-7S
-
Bacillus sp. (in: Bacteria)
-
R-4
-
Bacillus sp. (in: Bacteria)
-
No. 7-M
-
Bacillus sp. (in: Bacteria) K-1
-
K-1
-
Bacillus sp. (in: Bacteria) No. 7-M
-
No. 7-M
-
Bacillus sp. (in: Bacteria) PI-7S
-
PI-7S
-
Bacillus sp. (in: Bacteria) R-4
-
R-4
-
Enterobacter sp.
-
-
-
Fusarium solani
-
-
-
Myxobacter sp. AL-1
-
-
-
Niallia circulans
-
MH-K1
-
Niallia circulans MH-K1
-
MH-K1
-
Priestia megaterium
-
-
-
Pseudomonas sp.
-
H-14
-
Pseudomonas sp. H-14
-
H-14
-
Rhodotorula toruloides
-
-
-
Streptomyces griseus
-
-
-
Streptomyces sp.
-
N174
-
Streptomyces sp.
-
No. 6
-
Streptomyces sp. No. 6
-
No. 6
-
Talaromyces islandicus
-
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.76
-
-
Streptomyces griseus
5.7
-
-
Fusarium solani
5.84
-
-
Enterobacter sp.
10
-
-
Talaromyces islandicus
13.8
-
-
Niallia circulans
35.61
-
-
Bacillus sp. (in: Bacteria)
38.8
-
-
Amycolatopsis sp.
42.7
-
-
Amylomyces rouxii
51.8
-
-
Pseudomonas sp.
59.8
-
-
Streptomyces sp.
61.4
-
-
Amycolatopsis orientalis
102.3
-
-
Amylomyces rouxii
105
-
-
Streptomyces sp.
154.8
-
-
Priestia megaterium
160
-
-
Niallia circulans
200
-
-
Rhodotorula toruloides
319
-
-
Bacillus sp. (in: Bacteria)
800
-
-
Myxobacter sp. AL-1

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethylcellulose + H2O
-
Priestia megaterium ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) ?
-
?
carboxymethylcellulose + H2O
-
Streptomyces griseus ?
-
?
carboxymethylcellulose + H2O
-
Fusarium solani ?
-
?
carboxymethylcellulose + H2O
-
Myxobacter sp. AL-1 ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) R-4 ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) K-1 ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) PI-7S ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) No. 7-M ?
-
?
chitin + H2O
-
Priestia megaterium ?
-
?
chitosan + H2O
-
Priestia megaterium ?
-
?
chitosan + H2O
-
Pseudomonas sp. ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) ?
-
?
chitosan + H2O
-
Bacillus licheniformis ?
-
?
chitosan + H2O
-
Niallia circulans ?
-
?
chitosan + H2O
-
Streptomyces griseus ?
-
?
chitosan + H2O
-
Rhodotorula toruloides ?
-
?
chitosan + H2O
-
Streptomyces sp. ?
-
?
chitosan + H2O
-
Enterobacter sp. ?
-
?
chitosan + H2O
-
Fusarium solani ?
-
?
chitosan + H2O
-
Amylomyces rouxii ?
-
?
chitosan + H2O
-
Talaromyces islandicus ?
-
?
chitosan + H2O
-
Amycolatopsis orientalis ?
-
?
chitosan + H2O
-
Amycolatopsis sp. ?
-
?
chitosan + H2O
-
Myxobacter sp. AL-1 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) R-4 ?
-
?
chitosan + H2O
-
Streptomyces sp. No. 6 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) K-1 ?
-
?
chitosan + H2O
-
Pseudomonas sp. H-14 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) PI-7S ?
-
?
chitosan + H2O
-
Niallia circulans MH-K1 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) No. 7-M ?
-
?
chitosan + H2O
-
Priestia megaterium additional information
-
?
chitosan + H2O
-
Pseudomonas sp. additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) additional information
-
?
chitosan + H2O
-
Bacillus licheniformis additional information
-
?
chitosan + H2O
-
Niallia circulans additional information
-
?
chitosan + H2O
-
Streptomyces griseus additional information
-
?
chitosan + H2O
-
Rhodotorula toruloides additional information
-
?
chitosan + H2O
-
Streptomyces sp. additional information
-
?
chitosan + H2O
-
Enterobacter sp. additional information
-
?
chitosan + H2O
-
Fusarium solani additional information
-
?
chitosan + H2O
-
Amylomyces rouxii additional information
-
?
chitosan + H2O
-
Talaromyces islandicus additional information
-
?
chitosan + H2O
-
Amycolatopsis orientalis additional information
-
?
chitosan + H2O
-
Amycolatopsis sp. additional information
-
?
chitosan + H2O
-
Myxobacter sp. AL-1 additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) R-4 additional information
-
?
chitosan + H2O
-
Streptomyces sp. No. 6 additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) K-1 additional information
-
?
chitosan + H2O
-
Pseudomonas sp. H-14 additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) PI-7S additional information
-
?
chitosan + H2O
-
Niallia circulans MH-K1 additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) No. 7-M additional information
-
?
colloidal chitin + H2O
-
Enterobacter sp. ?
-
?
colloidal chitin + H2O
-
Amylomyces rouxii ?
-
?
glycol chitin + H2O
-
Enterobacter sp. ?
-
?
glycol chitin + H2O
-
Fusarium solani ?
-
?

Subunits

Subunits Comment Organism
?
-
Bacillus sp. (in: Bacteria)
? x * 35000, SDS-PAGE Pseudomonas sp.
? x * 35000, SDS-PAGE Streptomyces griseus
? x * 76000, SDS-PAGE Amylomyces rouxii
? x * 50000, SDS-PAGE Enterobacter sp.
? x * 26000, SDS-PAGE Streptomyces sp.
? x * 26000, SDS-PAGE Amycolatopsis orientalis
? x * 31000, SDS-PAGE Bacillus licheniformis
? x * 36000, SDS-PAGE Fusarium solani
? x * 43000, enzyme B, SDS-PAGE Priestia megaterium
? x * 29500, SDS-Page Streptomyces sp.
monomer 1 * 43000, SDS-PAGE Bacillus sp. (in: Bacteria)
monomer 1 * 27000, SDS-PAGE Amycolatopsis sp.
monomer 1 * 41000, SDS-PAGE Bacillus sp. (in: Bacteria)
monomer 1 * 32000, SDS-PAGE Niallia circulans

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
-
Pseudomonas sp.
37
-
-
Bacillus sp. (in: Bacteria)
37
-
-
Streptomyces griseus
40
-
-
Bacillus sp. (in: Bacteria)
40
-
-
Fusarium solani
45
-
-
Rhodotorula toruloides
45
-
-
Talaromyces islandicus
50
-
-
Priestia megaterium
50
-
-
Bacillus sp. (in: Bacteria)
50
-
-
Niallia circulans
50
-
-
Streptomyces sp.
50
-
-
Enterobacter sp.
50
-
-
Amylomyces rouxii
50
-
-
Amycolatopsis orientalis
55
-
-
Amylomyces rouxii
55
-
-
Amycolatopsis sp.
60
-
-
Bacillus sp. (in: Bacteria)
60
-
-
Niallia circulans
60
-
-
Streptomyces sp.
65
-
-
Bacillus sp. (in: Bacteria)
65
-
-
Streptomyces sp.
70
-
-
Myxobacter sp. AL-1

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4
-
-
Pseudomonas sp.
4.5
-
-
Rhodotorula toruloides
4.5 7
-
Niallia circulans
4.5 6.5
-
Priestia megaterium
4.5 6.5
-
Streptomyces sp.
4.5 6
-
Streptomyces sp.
4.5 6
-
Talaromyces islandicus
5
-
-
Bacillus sp. (in: Bacteria)
5
-
-
Amylomyces rouxii
5
-
-
Myxobacter sp. AL-1
5 6
-
Amycolatopsis orientalis
5.3
-
-
Amycolatopsis sp.
5.5
-
-
Bacillus sp. (in: Bacteria)
5.5
-
-
Streptomyces sp.
5.5 6.9
-
Bacillus sp. (in: Bacteria)
5.6
-
-
Bacillus sp. (in: Bacteria)
5.6
-
-
Fusarium solani
6
-
-
Bacillus sp. (in: Bacteria)
6
-
-
Streptomyces griseus
6.5
-
-
Bacillus sp. (in: Bacteria)
6.5
-
-
Niallia circulans
6.5
-
-
Streptomyces griseus
6.8
-
-
Myxobacter sp. AL-1
7
-
-
Enterobacter sp.
8
-
-
Streptomyces griseus

pI Value

Organism Comment pI Value Maximum pI Value
Amycolatopsis orientalis
-
-
4
Talaromyces islandicus
-
-
4.2
Amylomyces rouxii chitosanase A 4.8 4.7
Amylomyces rouxii chitosanase A
-
4.9
Enterobacter sp.
-
-
5.5
Streptomyces sp.
-
-
7.5
Bacillus sp. (in: Bacteria)
-
-
8.3
Amycolatopsis sp.
-
-
8.8
Niallia circulans
-
-
9.2
Streptomyces griseus
-
-
9.7
Pseudomonas sp.
-
-
10.1