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Literature summary extracted from

  • Li, Y.K.; Yao, H.J.; Pan, I.H.
    Mechanistic study of beta-xylosidase from Trichoderma koningii G-39 (2000), J. Biochem., 127, 315-320.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.37 0.02
-
 4-chloro-2-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.024
-
 2,4-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.028
-
 2-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.042
-
 4-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.065
-
 3-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.067
-
 2,5-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.073
-
 3,4-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.08
-
 4-cyanophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 0.73
-
 phenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.2.1.37 extracellular
-
 Trichoderma koningii
-
-

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.37 Trichoderma koningii
-
 G-39
-
3.2.1.37 Trichoderma koningii G-39
-
 G-39
-

Reaction

EC Number Reaction Comment Organism Reaction ID
3.2.1.37 (Xylbeta(1-4))x + H2O = beta-D-xylopyranose + (Xylbeta(1-4))x-1 retention of anomeric configuration, two-step mechanism, SN2-like transition state Trichoderma koningii
a

Source Tissue

EC Number Source Tissue Comment Organism Textmining

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.37 2,4-dinitrophenyl-beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 2,4-dinitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 2,4-dinitrophenyl-beta-D-xylopyranoside + H2O
-
 Trichoderma koningii G-39 2,4-dinitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 2,5-dinitrophenyl-beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 2,5-dinitrophenol + D-xylopyranose
-
 ?
3.2.1.37 2-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 2-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 2-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii G-39 2-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 3,4-dinitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 3,4-dinitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 3,4-dinitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii G-39 3,4-dinitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 3-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 3-nitrophenol + D-xylopyranose
-
 ?
3.2.1.37 4-chloro-2-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 4-chloro-2-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 4-chloro-2-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii G-39 4-chloro-2-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 4-cyanophenyl-beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 4-cyanophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 4-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii 4-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 4-nitrophenyl beta-D-xylopyranoside + H2O
-
 Trichoderma koningii G-39 4-nitrophenol + beta-D-xylopyranose
-
 ?
3.2.1.37 phenyl-beta-D-xylopyranoside + H2O
-
 Trichoderma koningii phenol + beta-D-xylopyranose
-
 ?

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3.2.1.37 3.04
-
 4-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 3.28
-
 4-cyanophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 3.48
-
 2-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 3.89
-
 2,4-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 3.9
-
 4-chloro-2-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 4.72
-
 2,5-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 4.8
-
 3,4-dinitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 5.13
-
 phenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii
3.2.1.37 5.22
-
 3-nitrophenyl-beta-D-xylopyranoside pH 4.2, 25°C Trichoderma koningii