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Literature summary for 3.2.1.21 extracted from

  • Yague, E.; Estevez, M.P.
    Purification and characterization of a beta-glucosidase from Evernia prunastri (1988), Eur. J. Biochem., 175, 627-632.
    View publication on PubMed

General Stability

General Stability Organism
resistant to thermal inactivation Evernia prunastri

Inhibitors

Inhibitors Comment Organism Structure
beta-D-glucose competitive inhibition, Ki: 1.26 mM Evernia prunastri
Co2+ notable inhibition at 10 mM Evernia prunastri
Fe3+ notable inhibition at 10 mM Evernia prunastri

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.24
-
cellobiose
-
Evernia prunastri
0.64
-
4-nitrophenyl-beta-D-glucopyranoside
-
Evernia prunastri
1.25
-
Salicin
-
Evernia prunastri

Localization

Localization Comment Organism GeneOntology No. Textmining
intracellular
-
Evernia prunastri 5622
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
311000
-
gel filtration, native PAGE Evernia prunastri

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
4-O-beta-D-glucopyranosyl-D-glucose + H2O Evernia prunastri cellobiose beta-D-glucose + D-glucose
-
?

Organism

Organism UniProt Comment Textmining
Evernia prunastri
-
-
-

Purification (Commentary)

Purification (Comment) Organism
to homogeneity, 2step chromatography Evernia prunastri

Source Tissue

Source Tissue Comment Organism Textmining
cell culture
-
Evernia prunastri
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
21
-
-
Evernia prunastri

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
(2-hydroxymethylphenyl)-beta-D-glucopyranoside + H2O salicin Evernia prunastri 2-hydroxymethylphenol + beta-D-glucose
-
?
4-nitrophenyl beta-D-glucopyranoside + H2O
-
Evernia prunastri 4-nitrophenol + D-glucopyranose
-
?
4-O-beta-D-glucopyranosyl-D-glucose + H2O cellobiose Evernia prunastri beta-D-glucose + D-glucose
-
?
cellobiose + H2O
-
Evernia prunastri 2 beta-D-glucose
-
?

Subunits

Subunits Comment Organism
multimer composed of several 60-70 kDa-subunits, SDS-PAGE Evernia prunastri

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Evernia prunastri

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4
-
-
Evernia prunastri