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Literature summary for 2.3.1.107 extracted from

  • De Luca, V.; Balsevich, J.; Kurz, W.G.W.
    Acetyl coenzyme A:deacetylvindoline O-acetyltransferase, a novel enzyme from Catharanthus (1985), J. Plant Physiol., 121, 417-428.
No PubMed abstract available

Activating Compound

Activating Compound Comment Organism Structure
dithiothreitol essential to maintain enzyme activity Catharanthus roseus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0007
-
vindoline
-
Catharanthus roseus
0.0054
-
acetyl-CoA
-
Catharanthus roseus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
45000
-
gel filtration Catharanthus roseus

Organism

Organism UniProt Comment Textmining
Catharanthus roseus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Catharanthus roseus

Source Tissue

Source Tissue Comment Organism Textmining
leaf activity is highest in the youngest leaves from the uppermost apical region. The second, third and fourth leaves from the top retain 70, 50, and 25%, respectively, of the former Catharanthus roseus
-

Storage Stability

Storage Stability Organism
4°C, stable for several months Catharanthus roseus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
propionyl-CoA + 17-O-deacetylvindoline
-
Catharanthus roseus CoA + 17-O-deacetyl-17-O-propionylvindoline
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8 9
-
Catharanthus roseus

pH Range

pH Minimum pH Maximum Comment Organism
6.5 9.5 about 50% of maximal activity, pH 9.5: about 55% of maximal activity Catharanthus roseus