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Literature summary for 3.4.11.10 extracted from

  • Hua, Y.W.; Chi, M.C.; Lo, H.F.; Kuo, L.Y.; Ku, K.L.; Lin, L.L.
    Adsorption-elution purification of chimeric Bacillus stearothermophilus leucine aminopeptidase II with raw-starch-binding activity (2005), World J. Microbiol. Biotechnol., 21, 689-694.
No PubMed abstract available

Cloned(Commentary)

Cloned (Comment) Organism
expression of the chimeric enzyme comprising the raw-starch-binding domain of Bacillus sp. strain TS-23 alpha-amylase anthe Bacillus stearothermophilus LAPII in Escherichia coli strain M15 Geobacillus stearothermophilus

Protein Variants

Protein Variants Comment Organism
additional information construction of a chimeric enzyme comprising the raw-starch-binding domain of Bacillus sp. strain TS-23 alpha-amylase and the Bacillus stearothermophilus LAPII, the chimeric mutant enzyme binds raw starch, overview Geobacillus stearothermophilus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information kinetics of raw starch-binding by the chimeric mutant enzyme Geobacillus stearothermophilus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
61000
-
x * 61000, recombinant chimeric enzyme, SDS-PAGE Geobacillus stearothermophilus

Organism

Organism UniProt Comment Textmining
Geobacillus stearothermophilus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant chimeric enzyme 20.4fold from Escherichia coli strain M15 by an affinity adsorption chromatographic step on a raw starch resin, screening of different elution methods, overview Geobacillus stearothermophilus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
466.7
-
purified recombinant enzyme Geobacillus stearothermophilus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-Leu-4-nitroanilide + H2O
-
Geobacillus stearothermophilus L-Leu + 4-nitroaniline
-
?

Subunits

Subunits Comment Organism
? x * 61000, recombinant chimeric enzyme, SDS-PAGE Geobacillus stearothermophilus

Synonyms

Synonyms Comment Organism
LAP
-
Geobacillus stearothermophilus
leucine aminopeptidase II
-
Geobacillus stearothermophilus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
assay at Geobacillus stearothermophilus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
assay at Geobacillus stearothermophilus