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Literature summary for 2.4.1.67 extracted from
- Metabolism of the raffinose family oligosaccharides in leaves of Ajuga reptans L.. Cold acclimation, translocation, and sink to source transition: discovery of chain elongation enzyme (1994), Plant Physiol., 105, 1335-1345.
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| additional information | enzyme activity is enhanced during cold-adaptation | Ajuga reptans |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 2.4 | - |
1-alpha-D-galactosyl-myo-inositol | - |
Ajuga reptans |  |
| 5.8 | - |
raffinose | - |
Ajuga reptans | |
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 1-alpha-D-galactosyl-myo-inositol + raffinose | Ajuga reptans | seasonal variations in metabolism of raffinose family oligosaccharides, i.e. RFO | myo-inositol + stachyose | - |
? | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Ajuga reptans | - |
frost.hardy species | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| leaf | - |
Ajuga reptans | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
changes in enzyme activity during leaf development | Ajuga reptans |
| additional information | - |
activity is increased during cold-adaptation | Ajuga reptans |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| 1-alpha-D-galactosyl-myo-inositol + raffinose | i.e. galactinol | Ajuga reptans | myo-inositol + stachyose | - |
? | |
| 1-alpha-D-galactosyl-myo-inositol + raffinose | seasonal variations in metabolism of raffinose family oligosaccharides, i.e. RFO | Ajuga reptans | myo-inositol + stachyose | - |
? | |
Synonyms
| Synonyms | Comment | Organism |
|---|---|---|
| stachyose synthase | - |
Ajuga reptans |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| additional information | - |
enzyme activity is enhanced during cold-adaptation | Ajuga reptans |
| 30 | - |
- |
Ajuga reptans |
Temperature Range [°C]
| Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 6 | 25 | Q10 of 2.2 | Ajuga reptans |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 6.5 | 7 | - |
Ajuga reptans |
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Release 2023.1 (January 2023)
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