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Literature summary for 5.4.99.11 extracted from

  • Nagai, Y.; Sugitani, T.; Tsuyuki, K.
    Characterization of alpha-glucosyltransferase from Pseudomonas mesoacidophila MX-45 (1994), Biosci. Biotechnol. Biochem., 58, 1789-1793.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
1,10-phenanthroline
-
Paraburkholderia acidicola
Ag+
-
Paraburkholderia acidicola
Fe3+
-
Paraburkholderia acidicola
glucono-1,5-lactone
-
Paraburkholderia acidicola
glucose
-
Paraburkholderia acidicola
Hg2+
-
Paraburkholderia acidicola
lactose
-
Paraburkholderia acidicola
Mg2+
-
Paraburkholderia acidicola
Pb2+
-
Paraburkholderia acidicola
Tris(hydroxymethyl)aminomethane
-
Paraburkholderia acidicola

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0192
-
sucrose
-
Paraburkholderia acidicola

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
63000
-
x * 63000, SDS-PAGE Paraburkholderia acidicola

Organism

Organism UniProt Comment Textmining
Paraburkholderia acidicola
-
MX-45
-
Paraburkholderia acidicola MX-45
-
MX-45
-

Purification (Commentary)

Purification (Comment) Organism
-
Paraburkholderia acidicola

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
sucrose
-
Paraburkholderia acidicola 6-O-alpha-D-Glucopyranosyl-D-fructofuranose isomaltulose + trehalulose. The ratio of trehalulose to isomaltulose increases at lower reaction temperatures. The optimal conditions for trehalulose production are pH 5.5-6.5 at 20 C ?
sucrose
-
Paraburkholderia acidicola MX-45 6-O-alpha-D-Glucopyranosyl-D-fructofuranose isomaltulose + trehalulose. The ratio of trehalulose to isomaltulose increases at lower reaction temperatures. The optimal conditions for trehalulose production are pH 5.5-6.5 at 20 C ?

Subunits

Subunits Comment Organism
? x * 63000, SDS-PAGE Paraburkholderia acidicola

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
additional information
-
the ratio of trehalulose to isomaltulose increases at lower temperatures. The optimum for trehalulose production is 20°C Paraburkholderia acidicola
40
-
-
Paraburkholderia acidicola

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
20 60 20°C: about 50% of maximal activity, 40°C: about 40% of maximal activity Paraburkholderia acidicola

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
40
-
1 h, pH 5.6, stable up to Paraburkholderia acidicola
50
-
1 h, pH 5.6, about 20% loss of activity Paraburkholderia acidicola
60
-
1 h, pH 5.6, about 60% loss of activity Paraburkholderia acidicola

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.8
-
-
Paraburkholderia acidicola

pH Range

pH Minimum pH Maximum Comment Organism
4.2 7.8 pH 4.2: about 30% of maximal activity, pH 7.8: about 50% of maximal activity Paraburkholderia acidicola

pH Stability

pH Stability pH Stability Maximum Comment Organism
5.1 6.7 highest stability Paraburkholderia acidicola