# phosphotyrosine

> English word · Noun

## Definitions
1. A phosphorylated derivative of tyrosine that is active in signal transduction and regulation of enzymatic activity

## Etymology
From phospho- + tyrosine.

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