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Literature summary extracted from

  • Hernalsteens, S.; Maugeri, F.
    Purification and characterisation of a fructosyltransferase from Rhodotorula sp. (2008), Appl. Microbiol. Biotechnol., 79, 589-596.
    View publication on PubMed

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.99 CaCl2 69% residual activity at 10 mM Rhodotorula sp.
2.4.1.99 Citric acid 65% residual activity at 10 mM Rhodotorula sp.
2.4.1.99 KCl 40% residual activity at 10 mM Rhodotorula sp.
2.4.1.99 MnCl2 99% residual activity at 10 mM Rhodotorula sp.
2.4.1.99 NaCl 74% residual activity at 10 mM Rhodotorula sp.
2.4.1.99 ZnSO4 68% residual activity at 10 mM Rhodotorula sp.

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.4.1.99 extracellular
-
Rhodotorula sp.
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.4.1.99 CuSO4 121% activity at 10 mM Rhodotorula sp.

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.99 77000
-
2 * 77000, SDS-PAGE Rhodotorula sp.
2.4.1.99 170000
-
gel filtration Rhodotorula sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.99 sucrose + sucrose Rhodotorula sp.
-
D-glucose + 1-kestose
-
?
2.4.1.99 sucrose + sucrose Rhodotorula sp. LEB-V10
-
D-glucose + 1-kestose
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.99 Rhodotorula sp.
-
-
-
2.4.1.99 Rhodotorula sp. LEB-V10
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.99 Q sepharose column chromatography Rhodotorula sp.

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.4.1.99 0.5
-
crude extract Rhodotorula sp.
2.4.1.99 75.4
-
after 150.8fold purification Rhodotorula sp.

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.99 sucrose + sucrose
-
Rhodotorula sp. D-glucose + 1-kestose
-
?
2.4.1.99 sucrose + sucrose
-
Rhodotorula sp. LEB-V10 D-glucose + 1-kestose
-
?

Subunits

EC Number Subunits Comment Organism
2.4.1.99 homodimer 2 * 77000, SDS-PAGE Rhodotorula sp.

Synonyms

EC Number Synonyms Comment Organism
2.4.1.99 fructooligosaccharide-producing extracellular enzyme
-
Rhodotorula sp.
2.4.1.99 fructosyl-transferase
-
Rhodotorula sp.
2.4.1.99 FTA
-
Rhodotorula sp.

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.99 65 70
-
Rhodotorula sp.

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
2.4.1.99 66
-
very stable at temperatures below 66°C, the half-life of the enzyme decreases very quickly at temperatures above 66°C Rhodotorula sp.

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.99 5
-
around pH 5.0 Rhodotorula sp.