e/Soret Peak

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has glosseng: A Soret Peak or Soret Band is an intense peak in the blue wavelength region of the visible spectrum. The peak is named after its discoverer Jacques-Louis Soret. The term is commonly used in absorption spectroscopy, corresponding to a wavelength of maximum absorption. The "soret peak" is used to describe the absorption of vividly-pigmented heme-containing moieties, such as various cytochromes. For example, the cytochromes P450, a diverse class of monooxygenase enzymes, exhibit a Soret peak at 450 nm in their reduced form when saturated with carbon monoxide (thus their name). This is called a CO difference spectrum assay: the absorbance spectrum of the solution is subtracted from the spectrum after saturation with carbon monoxide. If the P450 has been denatured, for example due to bad handling, the peak shifts to 420nm. It is possible to see both 420nm and 450nm peaks on the same spectrum if only a portion of the P450 has been denatured.
lexicalizationeng: Soret Peak
instance ofc/Biochemistry methods
Meaning
German
has glossdeu: Die Soret-Bande ist die intensivste Bande im sichtbaren Bereich der Absorptionsspektren von Chlorophyllen. Sie liegt im blauen Wellenlängenbereich und ist nach ihrem Entdecker Jacques-Louis Soret benannt, der sie erstmals beschrieb. Sie ist ein wichtiges Instrument in der Absorptionsspektroskopie von Porphyrinen.
lexicalizationdeu: Soret-Bande
Italian
has glossita: Si definisce picco di Soret un intenso picco nella regione blu dello spettro visibile, così denominato in onore del suo scopritore, Jacques-Louis Soret. Il termine è comunemente usato nella spettroscopia dassorbimento per indicare la lunghezza donda di massimo assorbimento. Il picco di Soret è utilizzato spesso per descrivere lassorbimento di molecole contenenti eme, come vari citocromi. Ad esempio, i citocromi P450, unampia classe di enzimi monossigenasici, presentano un picco di Soret a 450nm nella loro forma ridotta, se saturati con monossido di carbonio. Se la proteina ha subito denaturazione, il picco si sposta a 420nm.
lexicalizationita: picco di Soret
Media
media:imgCYP3A4.jpg

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