Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary extracted from

  • Rashid, M.H.; Siddiqui, K.S.
    Purification and characterization of a beta-glucosidase from Aspergillus niger (1997), Folia Microbiol. (Praha), 42, 544-550.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.21 NaCl inhibition above 100 mM Aspergillus niger

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.21 1.1
-
4-nitrophenyl-beta-D-glucopyranoside
-
Aspergillus niger

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.2.1.21 extracellular variation in the number of isoforms, depending on culture medium used, due to proteolytic cleveage of a single polypeptide Aspergillus niger
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.2.1.21 NaCl 24% activation at 0.1 mM Aspergillus niger

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.21 110000
-
3 * 110000, SDS-PAGE Aspergillus niger
3.2.1.21 330000
-
gel filtration Aspergillus niger

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.21 Aspergillus niger
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.21 to homogeneity, chromatography steps Aspergillus niger

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.21 cell culture
-
Aspergillus niger
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.21 41.9
-
-
Aspergillus niger

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.21 4-nitrophenyl beta-D-glucopyranoside + H2O
-
Aspergillus niger 4-nitrophenol + D-glucopyranose
-
?

Subunits

EC Number Subunits Comment Organism
3.2.1.21 trimer 3 * 110000, SDS-PAGE Aspergillus niger

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.2.1.21 70
-
-
Aspergillus niger

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3.2.1.21 66.7
-
4-nitrophenyl-beta-D-glucopyranoside
-
Aspergillus niger

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.21 4.6 5.3
-
Aspergillus niger