streptavidin

S1T1R1E1P3T1A1V4I1D2I1N1

noun

A tetrameric protein purified from Streptomyces avidinii that binds very tightly to the vitamin biotin

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Meanings

nounstreptavidin (countable and uncountable, plural streptavidins)

plural streptavidins

  1. countableuncountablebiochemistryA tetrameric protein purified from Streptomyces avidinii that binds very tightly to the vitamin biotin

Origin

From Streptomyces avidinii + -in.

Full word history & related roots →
Cite this entry
APA

streptavidin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/streptavidin

MLA

“streptavidin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/streptavidin. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “streptavidin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/streptavidin.

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