释义 |
metarhodopsin /ˌmɛtərə(ʊ)ˈdɒpsɪn/Biochemistry and Physiology nounAny 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..
Origin1950s. From meta- + rhodopsin. |