EC Number   |
Substrates |
Organism |
Products |
Reversibility |
|---|
    3.5.99.2 | 2-northiamine + H2O |
- |
Saccharomyces cerevisiae |
? + hydroxyethylthiazole |
- |
? |
| 3.5.99.2 | 2-thiothiamine + H2O |
- |
Aneurinibacillus aneurinilyticus |
? |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methyl-pyrimidine + H2O |
physiological substrate, hydrolyzed more than two times faster than thiamine. Thiaminase II activity of Thi20p is involved in the thiamine salvage pathway by catalyzing the hydrolysis of 4-amino-5-hydroxymethyl-2-methylpyrimidine precursors in Saccharomyces cerevisiae |
Saccharomyces cerevisiae |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methyl-pyrimidine + H2O |
hydrolyzed more than two times faster than thiamine |
Saccharomyces cerevisiae |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methylpyrimidine + H2O |
- |
Staphylococcus aureus |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methylpyrimidine + H2O |
- |
Bacillus subtilis |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methylpyrimidine + H2O |
the wild type enzyme is poorly active on 4-amino-5-aminoethyl-2-methylpyrimidine |
Helicobacter pylori |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | 4-amino-5-aminomethyl-2-methylpyrimidine + H2O |
- |
Bacillus subtilis 168 |
4-amino-5-hydroxymethyl-2-methylpyrimidine + NH3 |
- |
? |
| 3.5.99.2 | dimethialium + H2O |
- |
Saccharomyces cerevisiae |
? |
- |
? |
| 3.5.99.2 | more |
the enzyme also catalyses the reaction of EC 2.7.4.7 |
Bacillus subtilis |
? |
- |
? |
