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Literature summary extracted from
- Properties of pteroylpolyglutamate hydrolase in pancreatic juice of the pig (1990), J. Nutr., 120, 467-475.
Activating Compound
| EC Number | Activating Compound | Comment | Organism | Structure |
|---|---|---|---|---|
| 3.4.19.9 | 2-mercaptoethanol | - |
Sus scrofa |  |
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 3.4.19.9 | 0.0091 | - |
Pteroyltriglutamate | - |
Sus scrofa | |
| 3.4.19.9 | 0.0287 | - |
Pteroyltriglutamate | pH 4.0 | Sus scrofa | |
Metals/Ions
| EC Number | Metals/Ions | Comment | Organism | Structure |
|---|---|---|---|---|
| 3.4.19.9 | Zinc | Zn2+ stimulates | Sus scrofa | |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 3.4.19.9 | 29000 | - |
- |
Sus scrofa |
Natural Substrates/ Products (Substrates)
| EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.4.19.9 | pteroylpolyglutamate + H2O | Sus scrofa | pancreatic enzyme may act in vivo in folate digestion and absorption to initiate the deconjugation of dietary pteroylpolyglutamate prior to the action of jejunal brush-border enzyme | ? | - |
? | |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 3.4.19.9 | Sus scrofa | - |
- |
- |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 3.4.19.9 | pancreatic juice | - |
Sus scrofa | - |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 3.4.19.9 | polyglutamylfolate + H2O | endo/random hydrolysis of gamma-glutamyl peptide bonds of pteroylpolyglutamate substrates yielding folic acid as the terminal product | Sus scrofa | ? | - |
? | |
| 3.4.19.9 | pteroylpolyglutamate + H2O | pancreatic enzyme may act in vivo in folate digestion and absorption to initiate the deconjugation of dietary pteroylpolyglutamate prior to the action of jejunal brush-border enzyme | Sus scrofa | ? | - |
? | |
| 3.4.19.9 | pteroyltriglutamate + H2O | - |
Sus scrofa | ? | - |
? | |
| 3.4.19.9 | pteroyltriglutamate + H2O | - |
Sus scrofa | pteroylglutamate + glutamate | - |
? | |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.4.19.9 | 4 | 4.5 | - |
Sus scrofa |
pH Stability
| EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
|---|---|---|---|---|
| 3.4.19.9 | 7 | - |
maximal stability | Sus scrofa |
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