phosphotyrosine

P3H4O1S1P3H4O1T1Y4R1O1S1I1N1E1

noun

A phosphorylated derivative of tyrosine that is active in signal transduction and regulation of enzymatic activity

OriginEnglish tyrosine ← Latin phōsphorus ← Ancient Greek φωσφόρος (phōsphóros) →
UncommonScrabble 28
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Meanings

nounphosphotyrosine (countable and uncountable, plural phosphotyrosines)

plural phosphotyrosines

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

Origin

  1. Proto-Indo-European*bʰeh₂-
  2. Proto-Indo-European*bʰéh₂os
  3. Proto-Hellenic*pʰáwos
  4. Ancient Greekφᾰ́ος (phắos)
  5. Ancient Greekφῶς (phôs)
  6. Proto-Indo-European*bʰer-
  7. Proto-Indo-European*bʰéreti
  8. Proto-Hellenic*pʰérō
  9. Ancient Greekφέρω (phérō)
  10. Ancient Greekφωσφόρος (phōsphóros)
  11. Latinphōsphorus
  12. Englishphosphorus
  13. Englishphospho-
  14. Englishtyrosine
  15. Englishphosphotyrosine

From phospho- + tyrosine.

Full word history & related roots →
Cite this entry
APA

phosphotyrosine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/phosphotyrosine

MLA

“phosphotyrosine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/phosphotyrosine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “phosphotyrosine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/phosphotyrosine.

Source: phosphotyrosine on Wiktionary, CC BY-SA 4.0.