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Literature summary extracted from

  • Kitaoka, M.; Robyt, J.F.
    Mechanism of the action of Leuconostoc mesenteroides B-512FMC dextransucrase: kinetics of the transfer of D-glucose to maltose and the effects of enzyme and substrate concentrations (1999), Carbohydr. Res., 320, 183-191.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.5 maltose
-
 Leuconostoc mesenteroides

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.5 additional information
-
 additional information Km for dextran T-500 is 1.57 mg/ml in glucosyl transfer from dextran T-500 to maltose. The Km-value for dextran T-500 is 0.019 mg/ml in hydrolysis of dextran T-500 Leuconostoc mesenteroides
2.4.1.5 13.1
-
 sucrose glucosyl transfer from sucrose to maltose Leuconostoc mesenteroides
2.4.1.5 13.2
-
 sucrose synthesis of dextran Leuconostoc mesenteroides

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.5 Leuconostoc mesenteroides
-
 B-512FMC
-
2.4.1.5 Leuconostoc mesenteroides B-512FMC
-
 B-512FMC
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.5 additional information the enzyme also catalyzes hydrolysis of D-glucose from the non-reducing ends of dextran chains and transfer of D-glucose from the non-reducing ends of dextran chains to maltose with low efficiency Leuconostoc mesenteroides ?
-
 ?
2.4.1.5 additional information the enzyme also catalyzes hydrolysis of D-glucose from the non-reducing ends of dextran chains and transfer of D-glucose from the non-reducing ends of dextran chains to maltose with low efficiency Leuconostoc mesenteroides B-512FMC ?
-
 ?
2.4.1.5 sucrose + (1,6-alpha-D-glucosyl)n high amounts of enzyme catalyze the hydrolysis of the D-glucose residues from the ends of the dextran chains, giving a decrease in the amount of dextran Leuconostoc mesenteroides D-fructose + (1,6-alpha-D-glucosyl)n+1
-
 r
2.4.1.5 sucrose + (1,6-alpha-D-glucosyl)n high amounts of enzyme catalyze the hydrolysis of the D-glucose residues from the ends of the dextran chains, giving a decrease in the amount of dextran Leuconostoc mesenteroides B-512FMC D-fructose + (1,6-alpha-D-glucosyl)n+1
-
 r

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
2.4.1.5 0.085
-
 Dextran hydrolysis of D-glucose from the non-reducing ends of dextran chains Leuconostoc mesenteroides
2.4.1.5 3.2
-
 Dextran transfer of D-glucose from the non-reducing ends of dextran chains to maltose Leuconostoc mesenteroides
2.4.1.5 641
-
 sucrose synthesis of dextran from sucrose Leuconostoc mesenteroides
2.4.1.5 1070
-
 sucrose transfer of D-glucose from sucrose to maltose Leuconostoc mesenteroides