C-terminal L-alpha-aminoacyl-L-glutamyl-L-glutamyl-L-phenylalanyl-[tubulin] + H2O <=> C-terminal L-alpha-aminoacyl-L-glutamyl-L-glutamyl-[tubulin] + L-phenylalanine
c-terminal l-alpha-aminoacyl-l-glutamyl-l-glutamyl-l-phenylalanyl-[tubulin] + h2o <=> c-terminal l-alpha-aminoacyl-l-glutamyl-l-glutamyl-[tubulin] + l-phenylalanine