Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ag+ | AgNO3 | Oryza sativa | |
CO32- | - |
Oryza sativa | |
Hg2+ | HgCl2 | Oryza sativa | |
iodoacetamide | - |
Oryza sativa | |
NEM | - |
Oryza sativa | |
PCMB | - |
Oryza sativa |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | Km: 3 mg/ml for soluble starch | Oryza sativa |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | 100 mM CaCl2, 29% stimulation | Oryza sativa | |
K+ | 100 mM, 20-30% stimulation | Oryza sativa | |
NaCl | 100 mM, 28% stimulation | Oryza sativa |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
53000 | - |
gel filtration, disc gel electrophoresis | Oryza sativa |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Oryza sativa | - |
L. var. Shinsetsu | - |
Oxidation Stability | Organism |
---|---|
enzyme is oxidatively dimerized by treatemnt with 0.3 M ferricyanide in 3 M urea. The dimerized enzyme is thought to be one of inert beta-amylases in ungerminated seeds | Oryza sativa |
Purification (Comment) | Organism |
---|---|
- |
Oryza sativa |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
seed | - |
Oryza sativa | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
starch + H2O | soluble | Oryza sativa | maltose + ? | - |
? |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
55 | - |
15 min, 50% loss of activity | Oryza sativa |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5.5 | 6.5 | - |
Oryza sativa |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
4 | 8 | pH 4.0: about 65% of maximal activity, pH 8.0: about 55% of maximal activity | Oryza sativa |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
6 | 8 | 37°C, 90 min, stable | Oryza sativa |