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Literature summary for 3.2.1.67 extracted from
- Immobilization of exo-D-galacturonanase by coupling to a polyacrylamide type support (1986), J. Gen. Microbiol., 131, 2291-2298.
No PubMed abstract available
Natural Substrates/ Products (Substrates)
| Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| pectic acid + H2O | Daucus carota | - |
D-galacturonide + ? | - |
? |  |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Daucus carota | - |
carrot | - |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Daucus carota |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| (1,4-alpha-D-galacturonide)2 + H2O | specific substrate for exo-D-galactoronanase | Daucus carota | D-galacturonic acid | - |
? | |
| (1,4-alpha-D-galacturonide)n + H2O | - |
Daucus carota | D-galacturonate + digalacturonic acid + trigalacturonic acid | - |
? | |
| pectic acid + H2O | - |
Daucus carota | D-galacturonic acid + ? | - |
? | |
| pectic acid + H2O | - |
Daucus carota | D-galacturonide + ? | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 50 | - |
pectate | Daucus carota |
Temperature Stability [°C]
| Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 30 | - |
not stable above | Daucus carota |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 5.1 | - |
pectate, native enzyme | Daucus carota |
| 5.3 | - |
immobilized enzyme | Daucus carota |
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