The enzymatic conversion of phenylalanine to tyrosine.
D006801:Humans; D008099:Liver / Q000378:metabolism*; D010649:Phenylalanine / Q000378:metabolism*; D014443:Tyrosine / Q000378:metabolism*
D014443:Tyrosine; D010649:Phenylalanine
LIVER/metabolism; PHENYLALANINE/metabolism; TYROSINE/metabolism