PARSED CONTENT

The website states the following, "Mutations in the phenylalanine hydroxylase PAH." We viewed that the web page also stated " Gene, the majority of which result in deficient enzyme activity and cause hyperphenylalaninemia, occur in all 13 exons of the gene and flanking sequence." It also said " Some cause phenylketonuria, others cause non-PKU hyperphenylalaninemia, while still others are silent polymorphisms present on both normal and mutant chromosomes. Gene, while providing fast and easy access for users." The header had PAH as the highest ranking search term. This keyword is followed by PAH Gene, PKU, and Phenylalanine Hydroxylase which isn't as urgent as PAH. The other words they uses is Database. Medical Genetics is included and might not be understood by web crawlers.