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Literature summary extracted from

  • Tanaka, T.; Oi, S.; Yamamoto, T.
    Synthesis of levan by levansucrase. Some factors affecting the rate of synthesis and degree of polymerization of levan (1979), J. Biochem., 85, 287-293.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.10 levan accelerates the rate of polymerization of levan, effective only under conditions of low ionic strength Bacillus subtilis

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.10 high ionic strength under conditions of high ionic strength, only levan with an average degree of polymerization of 120 is synthesized with a reasonable yield Bacillus subtilis

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.10 Bacillus subtilis
-
 var. saccharolyticus
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.10 sucrose + (2,6-beta-D-fructosyl)n
-
 Bacillus subtilis glucose + (2,6-beta-D-fructosyl)n+1
-
 ?
2.4.1.10 sucrose + inulin
-
 Bacillus subtilis ?
-
 ?
2.4.1.10 sucrose + triisopropylbenzenesulfonyllevan
-
 Bacillus subtilis ?
-
 ?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.10 30
-
 assay at Bacillus subtilis

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.10 7
-
 assay at Bacillus subtilis