Literature summary for 2.4.1.5 extracted from
Zhang, H.; Mao, X.; Wang, Y.; Hu, X.
Optimization of culture conditions for high-level expression of dextransucrase in Escherichia coli (2009), J. Food Agric. Environ., 7, 75-78.
No PubMed abstract available
Cloned(Commentary)
Cloned (Comment) |
Organism |
gene dexYG, expression in Escherichia coli strain BL21(DE3) |
Leuconostoc mesenteroides |
Protein Variants
Protein Variants |
Comment |
Organism |
additional information |
optimization of culture conditions for high-level lactose-inducible expression of Leuconostoc mesenteroides dextransucrase in recombinant Escherichia coli strain BL 21(DE3), overview. Maximal activity of 60.18 U/ml from a fed-batch culture at 5 g/l lactose, added at an OD600 of 3.0, at 25°C for 7 h |
Leuconostoc mesenteroides |
Inhibitors
Inhibitors |
Comment |
Organism |
Structure |
CaCl2 |
inhibits at 0.1 mM by 64% |
Leuconostoc mesenteroides |
|
FeSO4 |
inhibits 26.5% at 0.1 mM, but activates 39.5% at 0.05 mM |
Leuconostoc mesenteroides |
|
MnSO4 |
activates 68% at 0.1 mM, but inhibits at 0.05 mM by 26% |
Leuconostoc mesenteroides |
|
ZnSO4 |
inhibits 27% at 0.05 mM and 24.5% at 0.1 mM |
Leuconostoc mesenteroides |
|
Metals/Ions
Metals/Ions |
Comment |
Organism |
Structure |
FeSO4 |
inhibits 26.5% at 0.1 mM, but activates 39.5% at 0.05 mM |
Leuconostoc mesenteroides |
|
MgSO4 |
activates 115.6% at 0.1 mM, 20% at 0.05 mM |
Leuconostoc mesenteroides |
|
MnSO4 |
activates 68% at 0.1 mM, but inhibits at 0.05 mM by 26% |
Leuconostoc mesenteroides |
|
NaCl |
activates 11% at 0.1 mM |
Leuconostoc mesenteroides |
|
Organism
Organism |
UniProt |
Comment |
Textmining |
Leuconostoc mesenteroides |
- |
gene dexYG |
- |
Leuconostoc mesenteroides 0326 |
- |
gene dexYG |
- |
Temperature Optimum [°C]
Temperature Optimum [°C] |
Temperature Optimum Maximum [°C] |
Comment |
Organism |
25 |
- |
assay at |
Leuconostoc mesenteroides |
pH Optimum
pH Optimum Minimum |
pH Optimum Maximum |
Comment |
Organism |
5.4 |
- |
assay at |
Leuconostoc mesenteroides |