Accepted name: phenylpyruvate tautomerase
Reaction: keto-phenylpyruvate = enol-phenylpyruvate
Other name(s): phenylpyruvic keto-enol isomerase
Systematic name: phenylpyruvate ketoenol-isomerase
Comments: Also acts on other arylpyruvates.
1.  Blasi, F., Fragonmele, F. and Covelli, I. Thyroidal phenylpyruvate tautomerase. Isolation and characterization. J. Biol. Chem. 244 (1969) 4864–4870. [PMID: 5824560]
2.  Knox, W.E. p-Hydroxyphenylpyruvate enol-keto tautomerase. Methods Enzymol. 2 (1955) 289–295.
3.  Knox, W.E. and Pitt, B.M. Enzymic catalysis of the keto-enol tautomerization of phenylpyruvic acids. J. Biol. Chem. 225 (1957) 675–688. [PMID: 13416270]
[EC created 1961]