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Literature summary for 3.2.1.8 extracted from

  • Roy, I.; Sharma, A.; Gupta, M.N.
    Three-phase partitioning for simultaneous renaturation and partial purification of Aspergillus niger xylanase (2004), Biochim. Biophys. Acta, 1698, 107-110.
    View publication on PubMed

Organism

Organism UniProt Comment Textmining
Aspergillus niger
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial, 21fold by three-phase partitioning of urea-DTT-denatured enzyme Aspergillus niger

Renatured (Commentary)

Renatured (Comment) Organism
enzyme is denatured by 8 M urea and 100 mM DTT, renaturation to 93% recovered activity by three-phase partitioning method using an ammonium sulfate, water, and tert-butanol mixture obtaining organic phase, interfacial precipitate and aqueous phase, the latter bearing the partially purified enzyme Aspergillus niger

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
310
-
partially purified enzyme Aspergillus niger

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
xylan + H2O from oat spelt Aspergillus niger ?
-
?

Synonyms

Synonyms Comment Organism
xylanase
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Aspergillus niger

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
assay at Aspergillus niger

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.6
-
assay at Aspergillus niger