Cloned (Comment) | Organism |
---|---|
expressed in Escherichia coli | Aspergillus niger |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
PCMB | - |
Aspergillus niger | |
TLCK | - |
Aspergillus niger | |
TPCK | - |
Aspergillus niger |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.037 | - |
Pro-4-nitroanilide | - |
Aspergillus niger |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
50000 | - |
6 * 50000, SDS-PAGE | Aspergillus niger |
316000 | - |
gel filtration of the native enzyme | Aspergillus niger |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus niger | Q96VT2 | - |
- |
Purification (Comment) | Organism |
---|---|
four chromatography steps | Aspergillus niger |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.21 | - |
Pro-4-nitroanilide, cell free extract at 30°C, pH 7.5 | Aspergillus niger |
6.6 | - |
PLSRTLSVAAKK, at 30°C, pH 7.5 | Aspergillus niger |
33.4 | - |
Pro-Leu-Gly-NH2, at 30°C, pH 7.5 | Aspergillus niger |
55.5 | - |
PPGFSPFR, at 30°C, pH 7.5 | Aspergillus niger |
85.5 | - |
Pro-Ala, at 30°C, pH 7.5 | Aspergillus niger |
290 | - |
Pro-4-nitroanilide, four-fold purified enzyme at 30°C, pH 7.5 | Aspergillus niger |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
Ala-Pro + H2O | - |
Aspergillus niger | L-alanine + L-proline | - |
? | |
L-hydroxyprolyl-2-naphthylamide + H2O | - |
Aspergillus niger | L-hydroxyproline + 2-naphthylamine | - |
? | |
PLSRTLSVAAKK + H2O | - |
Aspergillus niger | LSRTLSVAAKK + L-proline | - |
? | |
PPGFSPFR + H2O | - |
Aspergillus niger | PGFSPFR + L-proline | - |
? | |
Pro-2-naphthylamide + H2O | - |
Aspergillus niger | 2-naphthylamine + L-proline | - |
? | |
Pro-4-nitroanilide + H2O | - |
Aspergillus niger | 4-nitroaniline + L-proline | - |
? | |
Pro-Ala + H2O | - |
Aspergillus niger | L-alanine + L-proline | - |
? | |
Pro-Leu-Gly-NH2 + H2O | - |
Aspergillus niger | Leu-Gly-NH2 + L-proline | - |
? |
Subunits | Comment | Organism |
---|---|---|
hexamer | 6 * 50000, SDS-PAGE | Aspergillus niger |
Synonyms | Comment | Organism |
---|---|---|
PAP | - |
Aspergillus niger |
Prolyl aminopeptidase | - |
Aspergillus niger |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
- |
37 | significant activity decrease at 50°C | Aspergillus niger |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.5 | - |
- |
Aspergillus niger |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
7 | 8 | - |
Aspergillus niger |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
5 | 8 | highest stability found between pH 6 an 7 | Aspergillus niger |