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Literature summary for 2.5.1.80 extracted from

  • Kremer, A.; Westrich, L.; Li, S.M.
    A 7-dimethylallyltryptophan synthase from Aspergillus fumigatus: overproduction, purification and biochemical characterization (2007), Microbiology, 153, 3409-3416.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli, His-tagged protein Aspergillus fumigatus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.067
-
dimethylallyl diphosphate pH 7.5, 37°C Aspergillus fumigatus
0.137
-
L-tryptophan pH 7.5, 37°C Aspergillus fumigatus

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ slight stimulation Aspergillus fumigatus
additional information addition of divalent cations is not required Aspergillus fumigatus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
53000
-
x * 53000, calculated Aspergillus fumigatus

Organism

Organism UniProt Comment Textmining
Aspergillus fumigatus Q4WYG3
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant protein Aspergillus fumigatus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
dimethylallyl diphosphate + cyclo-L-Trp-Gly
-
Aspergillus fumigatus diphosphate + cyclo-L-7-(3-methylbut-2-enyl)-Trp-Gly 1.8% of the activity with L-tryptophan ?
dimethylallyl diphosphate + D-tryptophan
-
Aspergillus fumigatus diphosphate + D-7-(3-methylbut-2-enyl)-tryptophan 15.5% of the activity with L-tryptophan ?
dimethylallyl diphosphate + L-Trp-Gly
-
Aspergillus fumigatus diphosphate + L-7-(3-methylbut-2-enyl)-Trp-Gly 10.9% of the activity with L-tryptophan ?
dimethylallyl diphosphate + L-tryptophan
-
Aspergillus fumigatus diphosphate + L-7-(3-methylbut-2-enyl)-tryptophan
-
?
additional information no substrate: geranyl diphosphate, L-phenylalanine, L-tyrosine Aspergillus fumigatus ?
-
?

Subunits

Subunits Comment Organism
? x * 53000, calculated Aspergillus fumigatus