The orange retinaldehyde resulting from the action of light on the rhodopsin of the retina, which converts the 11-cis-retinal component of the rhodopsin to all-a.retinal plus opsin. SYN: a.retinal, visual yellow.

Medical dictionary. 2011.

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  • retinal isomerase — ret·i·nal isom·er·ase (retґĭ nəl i somґər ās) [EC] an enzyme of the isomerase class that catalyzes the interconversion of the all trans and 11 cis isomers of retinal. The reaction regenerates 11 cis retinal in the… …   Medical dictionary

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