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Literature summary for 4.1.1.50 extracted from
- S-Adenosylmethionine decarboxylase and spermidine synthase from Chineses cabbage (1985), Plant Physiol., 78, 784-790.
Activating Compound
| Activating Compound | Comment | Organism | Structure |
|---|---|---|---|
| putrescine | no stimulation | Brassica rapa subsp. pekinensis |  |
Inhibitors
| Inhibitors | Comment | Organism | Structure |
|---|---|---|---|
| (5-deoxy-5-adenosyl)(3-aminopropyl)methylsulfonium salt | competitive with respect to S-adenosylmethionine; i.e. decarboxylated S-adenosylmethionine | Brassica rapa subsp. pekinensis | |
| methylglyoxal bis(guanylhydrazone) | strong | Brassica rapa subsp. pekinensis | |
| putrescine | - |
Brassica rapa subsp. pekinensis | |
| spermidine | - |
Brassica rapa subsp. pekinensis | |
KM Value [mM]
| KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|
| 0.038 | - |
S-adenosyl-L-methionine | - |
Brassica rapa subsp. pekinensis | |
Localization
| Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|
| protoplast | from leaves of growing healthy or virus-infected plants | Brassica rapa subsp. pekinensis | - |
- |
Metals/Ions
| Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|
| Mg2+ | no stimulaton | Brassica rapa subsp. pekinensis | |
Organism
| Organism | UniProt | Comment | Textmining |
|---|---|---|---|
| Brassica rapa subsp. pekinensis | - |
- |
- |
Purification (Commentary)
| Purification (Comment) | Organism |
|---|---|
- |
Brassica rapa subsp. pekinensis |
Source Tissue
| Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|
| leaf | of growing healthy or virus-infected plants | Brassica rapa subsp. pekinensis | - |
Specific Activity [micromol/min/mg]
| Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|
| additional information | - |
- |
Brassica rapa subsp. pekinensis |
Substrates and Products (Substrate)
| Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|
| S-adenosyl-L-methionine | - |
Brassica rapa subsp. pekinensis | (5-deoxy-5-adenosyl)(3-aminopropyl)methylsulfonium salt + CO2 | - |
? | |
pH Optimum
| pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|
| 7.3 | 7.4 | phosphate buffer | Brassica rapa subsp. pekinensis |
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Release 2023.1 (January 2023)
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