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Literature summary for 3.2.1.132 extracted from

  • Jo, Y.Y.; Jo, K.J.; Jin, Y.L.; Kim, K.Y.; Shim, J.H.; Kim, Y.W.; Park, R.D.
    Characterization and kinetics of 45 kDa chitosanase from Bacillus sp. P16 (2003), Biosci. Biotechnol. Biochem., 67, 1875-1882.
    View publication on PubMed

General Stability

General Stability Organism
acetone, n-butanol and ethylacetate rapidly denature the enzyme Bacillus sp. (in: Bacteria)

Inhibitors

Inhibitors Comment Organism Structure
2-Hydroxy-5-nitrobenzylbromide
-
Bacillus sp. (in: Bacteria)
Ag+
-
Bacillus sp. (in: Bacteria)
Chloramine T
-
Bacillus sp. (in: Bacteria)
Cu2+
-
Bacillus sp. (in: Bacteria)
glucosamine
-
Bacillus sp. (in: Bacteria)
Hg2+
-
Bacillus sp. (in: Bacteria)
N-bromosuccinimide
-
Bacillus sp. (in: Bacteria)
Pb2+
-
Bacillus sp. (in: Bacteria)
Sn2+
-
Bacillus sp. (in: Bacteria)

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information 0.52 mg/ml with 20.2% acetylated chitosan as substrate Bacillus sp. (in: Bacteria)

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Bacillus sp. (in: Bacteria)
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
K+ slight activation Bacillus sp. (in: Bacteria)

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
42000
-
gel filtration Bacillus sp. (in: Bacteria)
45000
-
1 * 45000, SDS-PAGE Bacillus sp. (in: Bacteria)

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
chitosan + H2O Bacillus sp. (in: Bacteria)
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) K-1
-
?
-
?
chitosan + H2O Bacillus sp. (in: Bacteria) P16
-
?
-
?

Organic Solvent Stability

Organic Solvent Comment Organism
DMSO relativly stable at the concentration of 30% at 37°C for 30 min Bacillus sp. (in: Bacteria)
Ethanol relative stable at the concentration of 30% at 37°C for 30 min Bacillus sp. (in: Bacteria)
Methanol relative stable at the concentration of 30% at 37°C for 30 min Bacillus sp. (in: Bacteria)

Organism

Organism UniProt Comment Textmining
Bacillus sp. (in: Bacteria)
-
K-1
-
Bacillus sp. (in: Bacteria)
-
P16
-
Bacillus sp. (in: Bacteria) K-1
-
K-1
-
Bacillus sp. (in: Bacteria) P16
-
P16
-

Purification (Commentary)

Purification (Comment) Organism
P16 Bacillus sp. (in: Bacteria)

Source Tissue

Source Tissue Comment Organism Textmining

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) K-1 ?
-
?
carboxymethylcellulose + H2O
-
Bacillus sp. (in: Bacteria) P16 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) K-1 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) P16 ?
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) K-1 additional information
-
?
chitosan + H2O
-
Bacillus sp. (in: Bacteria) P16 additional information
-
?

Subunits

Subunits Comment Organism
monomer 1 * 45000, SDS-PAGE Bacillus sp. (in: Bacteria)

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Bacillus sp. (in: Bacteria)

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.5
-
-
Bacillus sp. (in: Bacteria)

pH Range

pH Minimum pH Maximum Comment Organism
4.5 10
-
Bacillus sp. (in: Bacteria)