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Literature summary for 3.2.1.21 extracted from

  • Nagatomo, H.; Matsushita, Y.; Sugamoto, K.; Matsui, T.
    Preparation and properties of gelatin-immobilized beta-glucosidase from Pyrococcus furiosus (2005), Biosci. Biotechnol. Biochem., 69, 128-136.
    View publication on PubMed

Application

Application Comment Organism
biotechnology immobilization of the enzyme on gelatin, overview, the very stable gelatin-immobilized enzyme can be used in continuous synthesis of beta-glucosides by transglucosylation Pyrococcus furiosus

Inhibitors

Inhibitors Comment Organism Structure
4-nitrophenol the gelatin-immobilized enzyme is less sensitive than the native enzyme Pyrococcus furiosus
D-glucose the gelatin-immobilized enzyme is less sensitive than the native enzyme Pyrococcus furiosus
phenol the gelatin-immobilized enzyme is not sensitive in contrast to the native enzyme Pyrococcus furiosus

Organism

Organism UniProt Comment Textmining
Pyrococcus furiosus Q51723
-
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Pyrococcus furiosus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl beta-D-glucoside + H2O
-
Pyrococcus furiosus 4-nitrophenol + beta-D-glucose
-
?
additional information the gelatin-immobilized enzyme also catalyzes the transfer of beta-D-glucose from cellobiose to 5-phenylpentanol forming 5-phenylpentyl beta-D-glucopyranoside Pyrococcus furiosus ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
70 90 assay at Pyrococcus furiosus

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
additional information
-
hyperthermostable native enzyme, thermostability is even increased by immobilization on gelatin Pyrococcus furiosus
90
-
enzyme immobilized on gelatin, completely stable for one month Pyrococcus furiosus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
assay at Pyrococcus furiosus