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Literature summary for 3.2.1.37 extracted from

  • Zhou, J.; Bao, L.; Chang, L.; Zhou, Y.; Lu, H.
    Biochemical and kinetic characterization of GH43 beta-D-xylosidase/alpha-L-arabinofuranosidase and GH30 alpha-L-arabinofuranosidase/beta-D-xylosidase from rumen metagenome (2012), J. Ind. Microbiol. Biotechnol., 39, 143-152.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli BL21(DE3) cells uncultured bacterium

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.43
-
4-nitrophenyl beta-D-xylopyranoside in 50 mM phosphate/citrate buffer pH 7.0, at 40°C uncultured bacterium

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
42000
-
x * 42000, SDS-PAGE uncultured bacterium

Organism

Organism UniProt Comment Textmining
uncultured bacterium
-
from rumen of Bos grunniens
-

Purification (Commentary)

Purification (Comment) Organism
Ni-NTA resin column chromatography uncultured bacterium

Source Tissue

Source Tissue Comment Organism Textmining

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl beta-D-xylopyranoside + H2O highest activity uncultured bacterium 4-nitrophenol + beta-D-xylopyranose
-
?

Subunits

Subunits Comment Organism
? x * 42000, SDS-PAGE uncultured bacterium

Synonyms

Synonyms Comment Organism
alpha-L-arabinofuranosidase
-
uncultured bacterium
beta-D-xylosidase/alpha-L-arabinofuranosidase
-
uncultured bacterium
RuXyn1
-
uncultured bacterium

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
76
-
4-nitrophenyl beta-D-xylopyranoside in 50 mM phosphate/citrate buffer pH 7.0, at 40°C uncultured bacterium

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.5 7.5
-
uncultured bacterium

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
8.1
-
4-nitrophenyl beta-D-xylopyranoside in 50 mM phosphate/citrate buffer pH 7.0, at 40°C uncultured bacterium