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Literature summary for 3.2.1.23 extracted from
- Multiple beta-galactosidase activities in Petunia hybrida: separation and characterization (1981), Phytochemistry, 20, 973-976.
No PubMed abstract available
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.182 | - |
o-nitrophenyl-beta-D-galactoside | enzyme form H4 | Petunia x hybrida |  |
| 0.95 | - |
o-nitrophenyl-beta-D-galactoside | enzyme form H3 | Petunia x hybrida | |
| 1.05 | - |
o-nitrophenyl-beta-D-galactoside | enzyme form H1 | Petunia x hybrida | |
| 1.33 | - |
o-nitrophenyl-beta-D-galactoside | enzyme form H2 | Petunia x hybrida | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Petunia x hybrida | - |
multiple forms: H1, H2, H3 and H4 | - |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| o-nitrophenyl-beta-D-galactoside + H2O | - |
Petunia x hybrida | o-nitrophenol + beta-D-galactose | - |
? | |
Temperature Optimum [°C]
| Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
|---|---|---|---|
| 55 | - |
- |
Petunia x hybrida |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 4.3 | - |
- |
Petunia x hybrida |
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Release 2023.1 (January 2023)
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