Chorismate lyase catalyses the first step in ubiquinone synthesis, i.e. the removal of pyruvate from chorismate, to yield 4-hydroxybenzoate.

1: The crystal structure of chorismate lyase shows a new fold and a tightly retained product. Gallagher DT, Mayhew M, Holden MJ, Howard A, Kim KJ, Vilker VL; Proteins 2001;44:304-311. PMID:11455603