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Literature summary for 2.4.1.85 extracted from
- Tissue distributions of dhurrin and of enzymes involved in its metabolism in leaves of Sorghum bicolor (1979), Plant Physiol., 63, 1022-1028.
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| additional information | Sorghum bicolor | final enzyme of dhurrin biosynthesis | ? | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Sorghum bicolor | - |
cv. Moench var. Redland x Greenleaf | - |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| leaf blade | 68% of enzyme activity in epidermal and 32% in mesophyllic tissue | Sorghum bicolor | - |
| additional information | no activity in bundle sheath extracts | Sorghum bicolor | - |
| seedling | 6 days old, light-grown, leaf blades | Sorghum bicolor | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
- |
Sorghum bicolor |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| additional information | final enzyme of dhurrin biosynthesis | Sorghum bicolor | ? | - |
? | |
| UDPglucose + (S)-4-hydroxymandelonitrile | - |
Sorghum bicolor | UDP + (S)-4-hydroxymandelonitrile beta-D-glucoside | identical with dhurrin | ? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 30 | - |
assay at | Sorghum bicolor |
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Release 2023.1 (January 2023)
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