Purity > 85% as determined by SDS-PAGE. MW: 19.5kDa. Full Length of Mature Protein: 2-165aa. C-terminal 6xHis-tagged. Escherichia coli (strain K12). Removes the pyruvyl group from chorismate, with concomitant aromatization of the ring, to provide 4-hydroxybenzoate for the ubiquinone pathway.