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Literature summary for 3.4.11.9 extracted from

  • Stressler, T.; Eisele, T.; Schlayer, M.; Fischer, L.
    Production, active staining and gas chromatography assay analysis of recombinant aminopeptidase P from Lactococcus lactis ssp. lactis DSM 20481 (2012), AMB Express, 2, 39.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli as a His-tagged fusion protein Lactococcus lactis subsp. lactis

Inhibitors

Inhibitors Comment Organism Structure
1,10-phenanthroline
-
Lactococcus lactis subsp. lactis
EDTA
-
Lactococcus lactis subsp. lactis

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.5
-
L-Ile-L-Pro-L-Pro pH 7, temperature not specified in the publication Lactococcus lactis subsp. lactis
4.7
-
L-Leu-L-Pro-L-Pro pH 7, temperature not specified in the publication Lactococcus lactis subsp. lactis
13.6
-
L-Val-L-Pro-L-Pro pH 7, temperature not specified in the publication Lactococcus lactis subsp. lactis

Metals/Ions

Metals/Ions Comment Organism Structure
Co2+ 10 mM, moderate inhibitory effect Lactococcus lactis subsp. lactis
Cu2+ 0.1 mM, moderate inhibitory effect Lactococcus lactis subsp. lactis
Cu2+ 10 mM, strong inhibitory effect Lactococcus lactis subsp. lactis
Mn2+ 8fold increase Lactococcus lactis subsp. lactis
Sn2+ 10 mM, strong inhibitory effect Lactococcus lactis subsp. lactis
Zn2+ 0.01 mM, moderate inhibitory effect Lactococcus lactis subsp. lactis
Zn2+ 10 mM, strong inhibitory effect Lactococcus lactis subsp. lactis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
40000
-
native PAGE, SDS-PAGE Lactococcus lactis subsp. lactis

Organism

Organism UniProt Comment Textmining
Lactococcus lactis subsp. lactis
-
-
-

Purification (Commentary)

Purification (Comment) Organism
using His-tag affinity chromatography and desalting Lactococcus lactis subsp. lactis

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-Ile-L-Pro-L-Pro + H2O
-
Lactococcus lactis subsp. lactis L-Ile + L-Pro-L-Pro
-
?
L-Leu-L-Pro-L-Pro + H2O
-
Lactococcus lactis subsp. lactis L-Leu + L-Pro-L-Pro
-
?
L-Val-L-Pro-L-Pro + H2O
-
Lactococcus lactis subsp. lactis L-Val + L-Pro-L-Pro
-
?

Synonyms

Synonyms Comment Organism
aminopeptidase P
-
Lactococcus lactis subsp. lactis

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
50 60
-
Lactococcus lactis subsp. lactis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
-
37 reasonable stability at 0°C, 20°C and 37°C over 15 days Lactococcus lactis subsp. lactis

pH Range

pH Minimum pH Maximum Comment Organism
7 7.5
-
Lactococcus lactis subsp. lactis