Molecule of the Day: Phenylalanine Hydroxylase

Other Names: PheOH, PAH, PheH
Classification: enzyme
EC: 1.14.16.1
Mass: 51.9 kDa
Form: monomer
Function: hydroxylation (addition of an OH group) of phenylalanine to tyrosine
Substrate: phenyalanine (an amino acid)
Product: tyrosine (another amino acid)
Diseases associated with: phenylketonuria (from lack of PAH)