Article
Loss of phylloquinone in Chlamydomonas affects plastoquinone pool size and photosystem II synthesis.
The Journal of biological chemistry - 4 May 2007
Lefebvre-Legendre Linnka, Rappaport Fabrice, Finazzi Giovanni, Ceol Mauro, Grivet Chantal, Hopfgartner Gérard, Rochaix Jean-David
Abstract excerpt
Phylloquinone functions as the electron transfer cofactor at the A(1) site of photosystem I. We have isolated and characterized a mutant of Chlamydomonas reinhardtii, menD1, that is deficient in MenD, which encodes 2-succinyl-6-hydroxy-2,4-cyclohexadiene-1-carboxylate synthase, an enzyme that catalyzes the first specific step of the phylloquinone biosynthetic pathway. The mutant is photosynthetically active but...
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