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单词 metarhodopsin
释义

metarhodopsin

/ˌmɛtərə(ʊ)ˈdɒpsɪn/
Biochemistry and Physiology
noun
Any of three intermediates formed during the photolysis of the visual pigment rhodopsin.
  • metarhodopsin I noun a compound with peak absorbance at 478 nanometres, formed from lumirhodopsin and deprotonated to form metarhodopsin II. metarhodopsin II noun a compound with peak absorbance at 380 nanometres, formed from metarhodopsin I and hydrolysed to (all-trans-)retinal and opsin directly and through conversion to metarhodopsin III. metarhodopsin III noun a compound with peak absorbance at 465 nanometres, formed from metarhodopsin II and decaying to (all-trans-)retinal and opsin..

Origin

1950s. From meta- + rhodopsin.

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更新时间:2024/12/23 20:06:52