Wiktionary

xenopsin

English edit

Noun edit

xenopsin (countable and uncountable, plural xenopsins)

  1. (uncountable, biochemistry) An octapeptide present in the frog Xenopus laevis[1]
  2. (countable, biochemistry) A group of opsins, which are confined to molluscs, rotifers, brachiopods, and cnidarians[2]

References edit

  1. ^ “Isolation and Structure of a New Active Peptide "Xenopsin"on the Smooth Muscle, especially on a Strip of Fundus from a Rat Stomach, from the Skin of Xenopus laevis”, in Chemical and Pharmaceutical Bulletin, volume 21, issue 12, 1973, →DOI, pages 2801–2804
  2. ^ “The last common ancestor of most bilaterian animals possessed at least 9 opsins”, in Genome Biology and Evolution, 26 October 2016, →DOI, pages evw248
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