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Literature summary extracted from

  • Hamerski, D.; Schmitt, D.; Matern, U.
    Induction of two prenyltransferases for the accumulation of coumarin phytoalexins in elicitor-treated Ammi majus cell suspension cultures (1990), Phytochemistry, 29, 1131-1135.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.5.1.139 Digitonin
-
 Ammi majus

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.5.1.139 endoplasmic reticulum
-
 Ammi majus 5783
-
2.5.1.139 membrane
-
 Ammi majus 16020
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.5.1.139 Mg2+ or Mn2+, required, with preference for Mg2+. Maximum activity at 10 mM Ammi majus
2.5.1.139 Mn2+ or Mg2+, required. 10 mM, 87% of the activity with Mg2+ Ammi majus
2.5.1.139 additional information Ca2+, Co2+, Cu2+, Fe2+, Zn2+ cannot substtitue for Mg2+ Ammi majus

Organism

EC Number Organism UniProt Comment Textmining
2.5.1.139 Ammi majus
-
-
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.5.1.139 dimethylallyl diphosphate + umbelliferone
-
 Ammi majus diphosphate + demethylsuberosin
-
 ?

Expression

EC Number Organism Comment Expression
2.5.1.139 Ammi majus activity is induced rapidly by the addition of elicitor reaching a first maximum after 10-14 hr and a second maximum beyond 30 hr up

General Information

EC Number General Information Comment Organism
2.5.1.139 physiological function enzyme catalyzes the 6-prenylation of umbelliferone in the course of phytoalexin synthesis in Ammi majus cell suspension cultures in response to elicitor treatment Ammi majus