Application | Comment | Organism |
---|---|---|
analysis | the enzyme is expected to be useful for the removal of Nalpha-acylated residues in short peptide sequence analysis at high temperatures | Pyrococcus horikoshii |
Cloned (Comment) | Organism |
---|---|
overexpressed in Escherichia coli BL21(DE3) | Pyrococcus horikoshii |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
7.6 | - |
Acetyl-Ala-Ala | pH 5.4, 85°C | Pyrococcus horikoshii | |
8.6 | - |
Acetyl-Ala-Ala | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
11 | - |
acetyl-Leu-4-nitroanilide | pH 5.4, 85°C | Pyrococcus horikoshii | |
12.9 | - |
acetyl-Leu-4-nitroanilide | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
13 | - |
Acetyl-Ala-Ala-Ala-Ala | pH 5.4, 85°C | Pyrococcus horikoshii | |
15.2 | - |
Acetyl-Ala-Ala-Ala-Ala | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
18.4 | - |
acetyl-Ala-4-nitroanilide | pH 5.4, 85°C | Pyrococcus horikoshii | |
20.2 | - |
acetyl-Ala-4-nitroanilide | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
70000 | - |
gel filtration | Pyrococcus horikoshii |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Pyrococcus horikoshii | AB009494 | - |
- |
Purification (Comment) | Organism |
---|---|
- |
Pyrococcus horikoshii |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
additional information | - |
the specific activity of the enzyme increases 714fold with heat treatment, suggesting the modification of the structure of the enzyme for optimal hydrolytic activity by heating | Pyrococcus horikoshii |
1.9 | - |
substrate: acetyl-Tyr-4-nitroanilide, pH 5.4, 85°C | Pyrococcus horikoshii |
6.9 | - |
substrate: acetyl-Ala-4-nitroanilide, pH 5.4, 85°C | Pyrococcus horikoshii |
9.5 | - |
substrate: formyl-Met-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
10.2 | - |
substrate: formyl-Ala-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
11.7 | - |
substrate: acetyl-Met-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
13.6 | - |
substrate: acetyl-Ala-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
15 | - |
substrate: acetyl-Tyr-4-nitroanilide, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
51 | - |
substrate: acetyl-Ala-4-nitroanilide, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
66.8 | - |
substrate: formyl-Met-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
77 | - |
substrate: acetyl-Met-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
77.3 | - |
substrate: formyl-Ala-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
97.2 | - |
substrate: formyl-Met-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
105 | - |
substrate: acetyl-Leu-4-nitroanilide, pH 5.4, 85°C | Pyrococcus horikoshii |
118 | - |
substrate: acetyl-Ala-Ala-Ala-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
206 | - |
substrate: acetyl-Ala-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
344 | - |
substrate: acetyl-Met-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
402 | - |
substrate: formyl-Ala-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
478 | - |
substrate: acetyl-Ala-Ala, pH 5.4, 85°C | Pyrococcus horikoshii |
694 | - |
substrate: formyl-Met-Leu-Gly, pH 5.4, 85°C | Pyrococcus horikoshii |
750 | - |
substrate: acetyl-Leu-4-nitroanilide, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
1388 | - |
substrate: formyl-Met-Ala-Ser, pH 5.4, 85°C | Pyrococcus horikoshii |
1513 | - |
substrate: formyl-Met-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
1830 | - |
substrate: acetyl-Ala-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
5120 | - |
substrate: acetyl-Met-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
5363 | - |
substrate: formyl-Ala-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
7060 | - |
substrate: acetyl-Ala-Ala, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
7064 | - |
substrate: formyl-Met-Leu-Gly, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
17026 | - |
substrate: formyl-Met-Ala-Ser, pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
acetyl-Ala-4-nitroanilide + H2O | the enzyme releases acetyl-Leu better than acetyl-Ala from acetyl-amino acid-4-nitroanilides | Pyrococcus horikoshii | acetyl-Ala + 4-nitroaniline | - |
? | |
acetyl-Ala-Ala + H2O | - |
Pyrococcus horikoshii | acetyl-Ala + Ala | - |
? | |
acetyl-Ala-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | acetyl-Ala + Ala-Ala-Ala | - |
? | |
acetyl-Ala-Ala-Ala-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | acetyl-Ala + Ala-Ala-Ala-Ala-Ala | - |
? | |
acetyl-Leu-4-nitroanilide + H2O | the enzyme releases acetyl-Leu better than acetyl-Ala from acetyl-amino acid-4-nitroanilides | Pyrococcus horikoshii | acetyl-Leu + 4-nitroaniline | - |
? | |
acetyl-Met-Ala + H2O | - |
Pyrococcus horikoshii | acetyl-Met + Ala | - |
? | |
acetyl-Met-Ala-Ala-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | acetyl-Met + Ala-Ala-Ala-Ala-Ala | - |
? | |
acetyl-Tyr-4-nitroanilide + H2O | - |
Pyrococcus horikoshii | acetyl-Tyr + 4-nitroaniline | - |
? | |
formyl-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | formyl-Ala + Ala-Ala | - |
? | |
formyl-Ala-Ala-Ala-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | formyl-Ala + Ala-Ala-Ala-Ala-Ala | - |
? | |
formyl-Met-Ala + H2O | - |
Pyrococcus horikoshii | formyl-Met + Ala | - |
? | |
formyl-Met-Ala-Ala-Ala-Ala-Ala + H2O | - |
Pyrococcus horikoshii | formyl-Met + Ala-Ala-Ala-Ala-Ala | - |
? | |
formyl-Met-Ala-Ser + H2O | - |
Pyrococcus horikoshii | formyl-Met + Ala-Ser | - |
? | |
formyl-Met-Leu-Gly + H2O | - |
Pyrococcus horikoshii | formyl-Met + Leu-Gly | - |
? | |
additional information | high hydrolytic activity for acylpeptides, no hydrolytic activity for Leu-4-nitroanilide and Ala-4-nitroanilide | Pyrococcus horikoshii | ? | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 70000, SDS-PAGE | Pyrococcus horikoshii |
Synonyms | Comment | Organism |
---|---|---|
AARE | - |
Pyrococcus horikoshii |
acylamino acid-releasing enzyme | - |
Pyrococcus horikoshii |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
additional information | - |
the specific activity of the enzyme increases 714fold with heat treatment, suggesting the modification of the structure of the enzyme for optimal hydrolytic activity by heating | Pyrococcus horikoshii |
85 | - |
assay at | Pyrococcus horikoshii |
90 | - |
- |
Pyrococcus horikoshii |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
90 | - |
stable for 24 h | Pyrococcus horikoshii |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
17.3 | - |
acetyl-Ala-4-nitroanilide | pH 5.4, 85°C | Pyrococcus horikoshii | |
144 | - |
acetyl-Ala-4-nitroanilide | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
281 | - |
Acetyl-Ala-Ala-Ala-Ala | pH 5.4, 85°C | Pyrococcus horikoshii | |
330 | - |
acetyl-Leu-4-nitroanilide | pH 5.4, 85°C | Pyrococcus horikoshii | |
790 | - |
Acetyl-Ala-Ala | pH 5.4, 85°C | Pyrococcus horikoshii | |
2090 | - |
Acetyl-Ala-Ala-Ala-Ala | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
3200 | - |
acetyl-Leu-4-nitroanilide | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii | |
9900 | - |
Acetyl-Ala-Ala | pH 5.4, 85°C, heat-activated enzyme | Pyrococcus horikoshii |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4.8 | 5.5 | at 85°C | Pyrococcus horikoshii |
5.4 | - |
assay at | Pyrococcus horikoshii |
General Information | Comment | Organism |
---|---|---|
metabolism | the existence of the acylamino acid-releasing enzyme in archaea suggests that the mechanisms of protein degradation or initiation of protein synthesis or both in archaea may be similar to those in eukaryotes | Pyrococcus horikoshii |