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Literature summary for 3.2.1.78 extracted from

  • Benech, R.; Li, X.; Patton, D.; Powlowski, J.; Storms, R.; Bourbonnais, R.; Paice, M.; Tsang, A.
    Recombinant expression, characterization, and pulp prebleaching property of a Phanerochaete chrysosporium endo-beta -1,4-mannanase (2007), Enzyme Microb. Technol., 41, 740-747.
No PubMed abstract available

Application

Application Comment Organism
industry when used to treat softwood pulp, enzyme hydrolyzes mainly glucomannan and exhibits a positive effect as a prebleaching agent Phanerodontia chrysosporium

Cloned(Commentary)

Cloned (Comment) Organism
expression in Aspergillus niger Phanerodontia chrysosporium

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information apparent Km values of the mannanase for locust bean gum, glucomannan, glactomannan and mannan are 3, 2.3, 1.6 and 0.54 mg/ml, respectively Phanerodontia chrysosporium

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Phanerodontia chrysosporium
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
65000
-
x * 65000, SDS-PAGE Phanerodontia chrysosporium

Organism

Organism UniProt Comment Textmining
Phanerodontia chrysosporium Q0PQY8
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
proteolytic modification sequence contains a secretory signal peptide Phanerodontia chrysosporium

Source Tissue

Source Tissue Comment Organism Textmining
culture fluid
-
Phanerodontia chrysosporium
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
galactomannan + H2O
-
Phanerodontia chrysosporium hydrolyzed galactomannan
-
?
glucomannan + H2O
-
Phanerodontia chrysosporium oligosaccharides
-
?
locust bean gum + H2O
-
Phanerodontia chrysosporium ?
-
?
mannan + H2O
-
Phanerodontia chrysosporium oligosaccharides
-
?
additional information enzyme exhibits substantial transglycosylase activity Phanerodontia chrysosporium ?
-
?

Subunits

Subunits Comment Organism
? x * 65000, SDS-PAGE Phanerodontia chrysosporium

Synonyms

Synonyms Comment Organism
man5D
-
Phanerodontia chrysosporium

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Phanerodontia chrysosporium

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
stable up to Phanerodontia chrysosporium

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4 6 broad Phanerodontia chrysosporium

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 8
-
Phanerodontia chrysosporium