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Literature summary for 4.2.2.2 extracted from

  • Basu, S.; Ghosh, A.; Bera, A.; Saha, M.N.; Chattopadhyay, D.; Chakrabarti, K.
    Thermodynamic characterization of a highly thermoactive extracellular pectate lyase from a new isolate Bacillus pumilus DKS1 (2008), Biores. Technol., 99, 8088-8094.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
EDTA
-
Bacillus pumilus
Ni2+
-
Bacillus pumilus
Zn2+
-
Bacillus pumilus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information values of Km (polygalacturonic acid) is 0.44 mg/ml Bacillus pumilus

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Bacillus pumilus
-
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ enhances activity Bacillus pumilus
Mg2+ slightly enhances enzyme activity Bacillus pumilus
Mn2+ enhances activity Bacillus pumilus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35000
-
SDS-PAGE Bacillus pumilus

Organism

Organism UniProt Comment Textmining
Bacillus pumilus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
an extracellular pectate lyase is purified from the culture filtrate of a newly isolated Bacillus pumilus DKS1 grown in pectin containing medium using ion-exchange and gel filtration chromatography Bacillus pumilus

Source Tissue

Source Tissue Comment Organism Textmining

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
polygalacturonic acid
-
Bacillus pumilus ?
-
?

Synonyms

Synonyms Comment Organism
pectate lyase
-
Bacillus pumilus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
75
-
-
Bacillus pumilus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
70
-
beyond 70°C, enzyme activity is severely inhibited. The half-life is 6.93 min at 70°C as compared to 31 min at 40°C Bacillus pumilus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Bacillus pumilus