EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
3.2.1.2 | Ag+ | - |
Hordeum vulgare | |
3.2.1.2 | Ag+ | 0.001-0.1 mM AgNO3 | Ipomoea batatas | |
3.2.1.2 | Cu2+ | - |
Hordeum vulgare | |
3.2.1.2 | Cu2+ | 1 mM CuSO4, 50% inhibition | Ipomoea batatas | |
3.2.1.2 | Cu2+ | - |
Secale cereale | |
3.2.1.2 | Hg2+ | - |
Hordeum vulgare | |
3.2.1.2 | Hg2+ | 0.001-0.1 mM HgCl2 | Ipomoea batatas | |
3.2.1.2 | iodoacetic acid | partial | Glycine max | |
3.2.1.2 | Iodosobenzoate | - |
Ipomoea batatas | |
3.2.1.2 | NaCN | 0.1% | Glycine max | |
3.2.1.2 | NaNO2 | partial | Glycine max | |
3.2.1.2 | PCMB | - |
Glycine max | |
3.2.1.2 | PCMB | - |
Hordeum vulgare | |
3.2.1.2 | PCMB | 0.001-0.1 mM, inactivation is partly reversed by adding 10fold to 20fold excess of glutathione or 1,2-dithiopropanol | Ipomoea batatas |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
3.2.1.2 | 152000 | - |
calculation from sedimentation and diffusion data | Ipomoea batatas |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.2 | additional information | Triticum aestivum | - |
? | - |
? | |
3.2.1.2 | additional information | Hordeum vulgare | germination markedly increases the beta-amylase | ? | - |
? | |
3.2.1.2 | additional information | Secale cereale | germination markedly increases the beta-amylase | ? | - |
? |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
3.2.1.2 | Glycine max | - |
- |
- |
3.2.1.2 | Hordeum vulgare | - |
- |
- |
3.2.1.2 | Ipomoea batatas | - |
- |
- |
3.2.1.2 | Secale cereale | - |
- |
- |
3.2.1.2 | Triticum aestivum | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
3.2.1.2 | - |
Glycine max |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
3.2.1.2 | additional information | - |
Triticum aestivum | ? | - |
? | |
3.2.1.2 | additional information | germination markedly increases the beta-amylase | Hordeum vulgare | ? | - |
? | |
3.2.1.2 | additional information | germination markedly increases the beta-amylase | Secale cereale | ? | - |
? | |
3.2.1.2 | starch + H2O | - |
Triticum aestivum | maltose + ? | - |
? | |
3.2.1.2 | starch + H2O | - |
Secale cereale | maltose + ? | - |
? | |
3.2.1.2 | starch + H2O | soluble | Hordeum vulgare | maltose + ? | - |
? | |
3.2.1.2 | starch + H2O | soluble | Glycine max | maltose + ? | - |
? | |
3.2.1.2 | starch + H2O | soluble | Ipomoea batatas | maltose + ? | - |
? |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
3.2.1.2 | 50 | 55 | - |
Ipomoea batatas |
EC Number | Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
3.2.1.2 | additional information | - |
additional information | - |
Ipomoea batatas |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.2 | 4 | 5 | acetate buffer | Ipomoea batatas |
3.2.1.2 | 5.3 | - |
- |
Triticum aestivum |
3.2.1.2 | 5.5 | 6 | citrate buffer | Ipomoea batatas |
3.2.1.2 | 6 | - |
- |
Glycine max |
3.2.1.2 | 6 | - |
- |
Ipomoea batatas |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
3.2.1.2 | 3 | 8 | pH 3.0: about 35% of maximal activity, pH 8.0: about 70% of maximal activity | Glycine max |
3.2.1.2 | 3 | 8 | pH 3.0: about 70% of maximal activity, pH 8.0: about 60% of maximal activity | Triticum aestivum |
3.2.1.2 | 3 | 8.5 | pH 3.0: about 30% of maximal activity, pH 8.5: about 40% of maximal activity | Triticum aestivum |