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Literature summary for 3.2.1.37 extracted from

  • Li, T.; Wu, Y.; He, J.
    Heterologous expression, characterization and application of a new beta-xylosidase identified in solventogenic Clostridium sp. strain BOH3 (2018), Proc. Biochem., 67, 99-104 .
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
SDS 1 mM, enhances activity to 118% Clostridium sp. BOH3
Tween-80 1 mM, enhances activity to 120% Clostridium sp. BOH3

Application

Application Comment Organism
biofuel production application of this recombinant beta-xylosidase together with xylanase improves xylan hydrolysis efficiency, thus leading to increased biofuels productivity Clostridium sp. BOH3

Cloned(Commentary)

Cloned (Comment) Organism
the recombinant enzyme is expressed in Escherichia coli Clostridium sp. BOH3

Inhibitors

Inhibitors Comment Organism Structure
4-Aminobenzoate 1 mM, 20% inhibition Clostridium sp. BOH3
Ag+ 0.1 mM, complete loss of activity Clostridium sp. BOH3
Cu2+ 1 mM, 10% loss of activity Clostridium sp. BOH3
EDTA 0.1 mM, 60% loss of activity. 1 mM, 10% loss of activity Clostridium sp. BOH3
Fe2+ 1 mM, 30% loss of activity Clostridium sp. BOH3
Hg2+ 0.1 mM, complete loss of activity Clostridium sp. BOH3
Zn2+ 0.1 mM, 1.6fold activation. 1 mM, 25% loss of activity Clostridium sp. BOH3

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ 0.1 mM, 1.2fold activation. 1 mM, 1.5fold activation Clostridium sp. BOH3
Co2+ 0.1 mM, 1.2fold activation. 1 mM, 1.4fold activation Clostridium sp. BOH3
Mn2+ 0.1 mM, 1.3fold activation Clostridium sp. BOH3
Zn2+ 0.1 mM, 1.6fold activation. 1 mM, 25% loss of activity Clostridium sp. BOH3

Organism

Organism UniProt Comment Textmining
Clostridium sp. BOH3 A0A024A6V9
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl beta-D-xylopyranoside + H2O
-
Clostridium sp. BOH3 4-nitrophenol + beta-D-xylopyranose
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
Clostridium sp. BOH3

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5 6
-
Clostridium sp. BOH3