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Literature summary for 3.4.11.10 extracted from

  • Perez-Sanchez, G.; Leal-Guadarrama, L.; Trelles, I.; Perez, N.; Medina-Rivero, E.
    High-level production of a recombinant Vibrio proteolyticus leucine aminopeptidase and its use for N-terminal methionine excision from interferon alpha-2b (2011), Process Biochem., 46, 1825-1830.
No PubMed abstract available

Cloned(Commentary)

Cloned (Comment) Organism
His-tagged protein expressed in Escherichia coli MM294 Vibrio proteolyticus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.02726
-
recombinant human methionine-interferon alpha-2b pH 6.0, 37°C Vibrio proteolyticus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32000
-
x * 32000, SDS-PAGE Vibrio proteolyticus

Organism

Organism UniProt Comment Textmining
Vibrio proteolyticus Q01693
-
-

Purification (Commentary)

Purification (Comment) Organism
from inclusion bodies, immobilized metal ion affinity chromatography (Ni2+), purity of 95% Vibrio proteolyticus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
16
-
substrate L-leucine-4-nitroanilidepH 8.0, 37°C Vibrio proteolyticus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-leucine-4-nitroanilide + H2O
-
Vibrio proteolyticus L-leucine + 4-nitroaniline
-
?
recombinant human methionine-interferon alpha-2b + H2O
-
Vibrio proteolyticus L-methionine + recombinant human interferon alpha-2b
-
?

Subunits

Subunits Comment Organism
? x * 32000, SDS-PAGE Vibrio proteolyticus

Synonyms

Synonyms Comment Organism
leucine aminopeptidase
-
Vibrio proteolyticus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Vibrio proteolyticus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.000853
-
recombinant human methionine-interferon alpha-2b pH 6.0, 37°C Vibrio proteolyticus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Vibrio proteolyticus

pH Range

pH Minimum pH Maximum Comment Organism
4 9
-
Vibrio proteolyticus