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Literature summary extracted from

  • Hofmann, H.; Hoffmann-Ostenhof, O.
    Untersuchungen über die Biosynthese der Cyclite, XXIV. Über ein lösliches Enzym aus Vinca rosea, das myo-Inosit zu L-Bornesit methyliert (1969), Hoppe-Seyler's Z. Physiol. Chem., 350, 1465-1468.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.1.1.39 iodoacetate
-
Catharanthus roseus
2.1.1.39 N-ethylmaleimide
-
Catharanthus roseus
2.1.1.39 p-chloromercuribenzoate
-
Catharanthus roseus

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.1.1.39 soluble
-
Catharanthus roseus
-
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.1.1.39 30000
-
gel filtration Catharanthus roseus

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.1.1.39 S-adenosyl-L-methionine + myo-inositol Catharanthus roseus
-
S-adenosyl-L-homocysteine + 1D-3-O-methyl-myo-inositol + H+
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.1.1.39 Catharanthus roseus
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.1.1.39 partial Catharanthus roseus

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.1.1.39 additional information
-
-
Catharanthus roseus

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.1.1.39 S-adenosyl-L-methionine + myo-inositol
-
Catharanthus roseus S-adenosyl-L-homocysteine + 1D-3-O-methyl-myo-inositol + H+
-
?
2.1.1.39 S-adenosyl-L-methionine + myo-inositol
-
Catharanthus roseus S-adenosyl-L-homocysteine + 1D-3-O-methyl-myo-inositol + H+ i.e. pinitol ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.1.1.39 7
-
-
Catharanthus roseus

pH Range

EC Number pH Minimum pH Maximum Comment Organism
2.1.1.39 6.5 8 pH 6.5: about 20% of activity maximum, pH 8.0: about 15% of activity maximum Catharanthus roseus