FFC905BD28EFE95D687A62F743B9C4563A74D9E6B3E5D47618ED20C88DA4276CCCEB3F13CB0A81687A0EC70A97BA90FA

L-phenylalanine + tetrahydrobiopterin + O(2) = L-tyrosine + 4a-hydroxytetrahydrobiopterin.

Source:http://purl.uniprot.org/SHA-384/FFC905BD28EFE95D687A62F743B9C4563A74D9E6B3E5D47618ED20C88DA4276CCCEB3F13CB0A81687A0EC70A97BA90FA