KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.095 | - |
5'-methylthioadenosine | - |
Caldariella acidophila | |
6.1 | - |
phosphate | - |
Caldariella acidophila |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
5'-methylthioadenosine + phosphate | Caldariella acidophila | an antiproliferative effect on stimulated human lymphocytes and virally transformed mouse fibroblasts | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | Caldariella acidophila | involved in salvage of adenine and methionine from 5'-methylthioadenosine | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | Caldariella acidophila | physiological significance of 5'-methylthioadenosine cleavage is probably related to removal of the thioether which in turn exerts a significant inhibition on methyl transfer reactions | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Caldariella acidophila | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Caldariella acidophila |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
S-methyl-5'-thioadenosine + phosphate = adenine + S-methyl-5-thio-alpha-D-ribose 1-phosphate | sequential mechanism | Caldariella acidophila |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
2.46 | - |
purified enzyme | Caldariella acidophila |
Storage Stability | Organism |
---|---|
-20°C, stable for several months | Caldariella acidophila |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
5'-isobutylthioadenosine + phosphate | 97% of the reaction with 5'-methylthioadenosine | Caldariella acidophila | adenine + 5-isobutylthio-D-ribose 1-phosphate | - |
? | |
5'-isobutylthioinosine + phosphate | 8.1% of the reaction with 5'-methylthioadenosine | Caldariella acidophila | hypoxanthine + 5-isobutylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | - |
Caldariella acidophila | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | an antiproliferative effect on stimulated human lymphocytes and virally transformed mouse fibroblasts | Caldariella acidophila | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | involved in salvage of adenine and methionine from 5'-methylthioadenosine | Caldariella acidophila | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioadenosine + phosphate | physiological significance of 5'-methylthioadenosine cleavage is probably related to removal of the thioether which in turn exerts a significant inhibition on methyl transfer reactions | Caldariella acidophila | adenine + 5-methylthio-D-ribose 1-phosphate | - |
? | |
5'-methylthioinosine + phosphate | - |
Caldariella acidophila | hypoxanthine + 5-methylthio-alpha-D-ribose 1-phosphate | - |
? | |
5'-n-butylthioadenosine + phosphate | 93.3% of the reaction with 5'-methylthioadenosine | Caldariella acidophila | adenine + 5-n-butylthio-D-ribose 1-phosphate | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
70 | - |
assay at | Caldariella acidophila |
95 | - |
- |
Caldariella acidophila |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
86 | 95 | 86°C: 50% of activity maximum, 95°C: activity maximum, no activity at 40°C | Caldariella acidophila |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
100 | - |
1 h, stable | Caldariella acidophila |