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Literature summary for 3.2.1.37 extracted from

  • Pedersen, M.; Lauritzen, H.K.; Frisvad, J.C.; Meyer, A.S.
    Identification of thermostable beta-xylosidase activities produced by Aspergillus brasiliensis and Aspergillus niger (2007), Biotechnol. Lett., 29, 743-748.
    View publication on PubMed
Search for more literature for 3.2.1.37

Organism

Organism UniProt Comment Textmining
Aspergillus brasiliensis
-
-
-
Aspergillus japonicus
-
-
-
Aspergillus niger
-
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.08
-
 pH 5.0, 40°C Aspergillus japonicus
0.66
-
 pH 5.0, 60°C Aspergillus japonicus
1.07
-
 pH 5.0, 40°C Aspergillus niger
11.08
-
 pH 5.0, 40°C Aspergillus brasiliensis
15.5
-
 pH 5.0, 75°C Aspergillus niger
25.67
-
 pH 5.0, 75°C Aspergillus brasiliensis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
wheat arabinoxylan + H2O
-
 Aspergillus niger D-xylose + ?
-
 ?
wheat arabinoxylan + H2O
-
 Aspergillus japonicus D-xylose + ?
-
 ?
wheat arabinoxylan + H2O
-
 Aspergillus brasiliensis D-xylose + ?
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
 Aspergillus japonicus
75
-
-
 Aspergillus niger
75
-
-
 Aspergillus brasiliensis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
 1 h, 62% residual activity Aspergillus brasiliensis
60
-
 1 h, 99% residual activity Aspergillus niger
75
-
 1 h, 38% residual activity Aspergillus brasiliensis
75
-
 1 h, 44% residual activity Aspergillus niger

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
 Aspergillus niger
5
-
-
 Aspergillus japonicus
5
-
-
 Aspergillus brasiliensis