Inhibitors | Comment | Organism | Structure |
---|---|---|---|
2,2'-Dihydroxy-6,6'-dinaphthyl disulfide | - |
Zea mays | |
5,5'-dithiobis(2-nitrobenzoate) | - |
Zea mays | |
methylglyoxal bis(guanylhydrazone) | - |
Zea mays | |
NEM | - |
Zea mays | |
p-hydroxymercuribenzoate | - |
Zea mays | |
p-Hydroxymercuriphenylsulfonate | - |
Zea mays |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.005 | - |
S-adenosyl-L-methionine | - |
Zea mays |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
25000 | - |
gel filtration | Zea mays |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine | Zea mays | EC 4.1.1.50 and EC 2.5.1.16 appear to function in sequence in animals and microorganisms in the synthesis of spermidine | ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Zea mays | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Zea mays |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
seedling | germination is accompanied by a rapid increase in enzyme activity and maximal activity occurs in 5-day-old seedlings | Zea mays | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
- |
Zea mays |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine | - |
Zea mays | (5-deoxy-5-adenosyl)(3-aminopropyl)methylsulfonium salt + CO2 | - |
? | |
S-adenosyl-L-methionine | EC 4.1.1.50 and EC 2.5.1.16 appear to function in sequence in animals and microorganisms in the synthesis of spermidine | Zea mays | ? | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8.6 | - |
- |
Zea mays |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
7.2 | 9.5 | pH 7.2: about 45% of maximal activity, pH 9.5: about 65% of maximal activity | Zea mays |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
4 | - |
5°C, 3 days, complete loss of activity | Zea mays |
7 | 8 | 5°C, 3 days, stable | Zea mays |
9 | - |
5°C, 3 days, complete loss of activity | Zea mays |