Activating Compound | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | enhances thermal stability | Niallia circulans |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Cu2+ | 1 mM, 80% residual acitvity | Niallia circulans | |
EDTA | 1 mM, 86% residual acitvity | Niallia circulans | |
Fe2+ | 1 mM, 94% residual acitvity | Niallia circulans | |
Fe3+ | 1 mM, 82% residual acitvity | Niallia circulans | |
Hg2+ | 1 mM, 55% residual acitvity | Niallia circulans |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Pb2+ | 1 mM, 130% of initial activity | Niallia circulans |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
106000 | - |
2 * 106000, SDS-PAGE | Niallia circulans |
184000 | - |
gel filtration | Niallia circulans |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Niallia circulans | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Niallia circulans |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
6.1 | - |
pH 6.0, 45 | Niallia circulans |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
amylose | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 27.2% | ? | |
glycogen | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 14.6% | ? | |
maltoheptaose | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 15.8% | ? | |
maltohexaose | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 12.7% | ? | |
maltopentaose | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 8.9% | ? | |
maltotetraose | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 4.3% | ? | |
maltotriose | poor substrate | Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 0.9% | ? | |
additional information | enzyme acts on maltooligosaccharides that have degrees of polymerization of 3 or more, amylose, and soluble starch, to produce cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) by an intramolecular alpha-1,6-glycosyl transfer reaction. Enzyme additionally catalyzes the transfer of part of a linear oligosaccharide to another oligosaccharide by an intermolecular alpha-1,4-glycosyl transfer reaction | Niallia circulans | ? | - |
? | |
soluble starch | - |
Niallia circulans | cyclo-(-6)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-4)-alpha-D-Glc-(1-) + ? | yield 26.5% | ? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 106000, SDS-PAGE | Niallia circulans |
Synonyms | Comment | Organism |
---|---|---|
isocyclomaltooligosaccharide glucanotransferase | - |
Niallia circulans |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
50 | - |
- |
Niallia circulans |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
35 | - |
stable up to | Niallia circulans |
40 | - |
in presence of 1 mM Ca2+, stable up to | Niallia circulans |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
4.5 | 8 | - |
Niallia circulans |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4.5 | 9 | - |
Niallia circulans |
Organism | Comment | pI Value Maximum | pI Value |
---|---|---|---|
Niallia circulans | isoelectric focusing | - |
7.5 |