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A purplish-red, light-sensitive pigment found in retinal rod cells of most vertebrates. It is a complex consisting of a molecule of rod opsin and a molecule of 11-cis retinal (retinaldehyde). Rhodopsin exhibits peak absorption wavelength at about 500 nm.
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Entry Terms:
  • visual purple
  • proteorhodopsin
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RDF/XMLCreated 2013-10-30, last modified 2016-09-21