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Literature summary for 2.4.1.25 extracted from
- The action pattern of amylomaltase from Escherichia coli (1976), Eur. J. Biochem., 69, 105-115.
Molecular Weight [Da]
| Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|
| 71000 | - |
gel filtration, low molecular weight form | Escherichia coli |
| 370000 | - |
gel filtration, high molecular weight form | Escherichia coli |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| maltodextrin + maltose | Escherichia coli | catabolic processing of glycogen and maltodextrins | maltooligosaccharides | - |
? |  |
| maltodextrin + maltose | Streptococcus equinus | catabolic processing of glycogen and maltodextrins | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | Streptococcus mitis | catabolic processing of glycogen and maltodextrins | maltooligosaccharides | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Bacillus subtilis | - |
- |
- |
| Escherichia coli | - |
- |
- |
| Escherichia coli ML | - |
- |
- |
| Streptococcus equinus | - |
- |
- |
| Streptococcus mitis | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Escherichia coli |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| 30 | - |
- |
Escherichia coli |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 1,4-alpha-D-glucan + 1,4-alpha-D-glucan | - |
Escherichia coli | maltooligosaccharides | - |
? | |
| 1,4-alpha-D-glucan + glucose | - |
Escherichia coli | maltooligosaccharides | - |
? | |
| 1,4-alpha-D-glucan + glucose | - |
Escherichia coli ML | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | - |
Escherichia coli | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | catabolic processing of glycogen and maltodextrins | Escherichia coli | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | catabolic processing of glycogen and maltodextrins | Streptococcus equinus | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | catabolic processing of glycogen and maltodextrins | Streptococcus mitis | maltooligosaccharides | - |
? | |
| maltodextrin + maltose | - |
Escherichia coli ML | maltooligosaccharides | - |
? | |
| maltohexaose + maltopentaose | - |
Escherichia coli | maltooligosaccharides | - |
? | |
| maltohexaose + maltopentaose | - |
Escherichia coli ML | maltooligosaccharides | - |
? | |
| maltose + (1,4-alpha-glucan)n+1 | - |
Escherichia coli | D-glucose + (1,4-alpha-glucan)n+1 | - |
? | |
| maltose + (1,4-alpha-glucan)n+1 | - |
Escherichia coli ML | D-glucose + (1,4-alpha-glucan)n+1 | - |
? | |
| maltose + maltose | - |
Escherichia coli | maltotriose + glucose | - |
? | |
| maltotriose + maltotriose | - |
Escherichia coli | maltopentaose + maltotetraose | - |
? | |
| maltotriose + maltotriose | - |
Escherichia coli ML | maltopentaose + maltotetraose | - |
? | |
| additional information | maltose is inable to serve as a donor substrate, serving only as an acceptor substrate | Escherichia coli | ? | - |
? | |
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