Holliday junction

noun

Holliday junction

noun

Etymology Named after Robin Holliday, who proposed it in 1964 to account for homologous recombination in Ustilago maydis.

Biology, Genetics, Medicine, Natural sciences, Sciences A junction between four strands of DNA. They are a key intermediate in many types of genetic recombination, as well as in double-strand break repair.

Synonyms: cruciform

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.