ohnologue

English

Alternative forms

• ohnolog

Etymology

According to P. P. Singh and colleagues, this term was coined as an eponymous tribute to Susumo Ohno (1928-2000), who first proposed that whole genome duplication may play a crucial role in evolution.

Noun

ohnologue (plural ohnologues)

1. (genetics) One of a pair of paralogous sequences that result from complete genome duplication.
   • 2015 July 11, “Against All Odds: Trehalose-6-Phosphate Synthase and Trehalase Genes in the Bdelloid Rotifer Adineta vaga Were Acquired by Horizontal Gene Transfer and Are Upregulated during Desiccation”, in PLOS ONE‎^[1], →DOI:

     In the regions surrounding the TRE genes on scaffolds av458 and av6, synteny was well preserved (Fig 1B ), suggesting that AvTreA-A’ and AvTreC-C’ were ohnologues and form a quartet of four homologous regions (as in Hur et al and Van Doninck et al).

Related terms

• ohnologous