parapinopsin

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English[edit]

Etymology[edit]

Blend of parapineal +‎ opsin

Noun[edit]

parapinopsin (plural parapinopsins)

  1. (biochemistry) Any of a group of opsins in the parapineal gland of some fish
    • 2015 October 23, “Activation of Transducin by Bistable Pigment Parapinopsin in the Pineal Organ of Lower Vertebrates”, in PLOS ONE‎[1], →DOI:
      We previously reported that parapinopsin is an ultraviolet (UV)-sensitive opsin that underlies hyperpolarization of the pineal photoreceptor cells of lower vertebrates to achieve pineal wavelength discrimination.
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