part_of tyrosine metabolic pathway hydrophobic amino acid biosynthetic pathway tyrosine biosynthetic pathway 2013-05-13T11:48:30Z PW:0001283 Those metabolic reactions involved in the synthesis of tyrosine. In mammals, it is derived from phenylalanine or from diet. In plants, it is produced as part of the chorismate pathway, the end branch point of the shikimate pathway. pathway tyrosine biosynthetic process vpetri chorismate metabolic pathway