X-junction

noun

A non-linear strand of DNA where certain cruciform binding proteins can compete for binding.

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Meanings

nounX-junction (plural X-junctions)

plural X-junctions

  1. biologyA non-linear strand of DNA where certain cruciform binding proteins can compete for binding.

    Linear molecules containing the same sequences are not bound, and one X-junction successfully competes with another for binding whereas linear duplexes do not compete.

    1998, Jac A. Nickoloff, Merl F. Hoekstra, DNA Damage and Repair: Volume I: DNA Repair in Prokaryotes and Lower Eukaryotes, page 197
Cite this entry
APA

X-junction. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/X-junction

MLA

“X-junction.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/X-junction. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “X-junction,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/X-junction.

Source: X-junction on Wiktionary, CC BY-SA 4.0.