# phenylalaninase

> English word · Noun

## Definitions
1. An enzyme that catalyzes the oxidation of phenylalanine to tyrosine.

## Etymology
From phenylalanine + -ase.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/phenylalaninase