The role of the retinylidene Schiff base counterion in rhodopsin in determining wavelength absorbance and Schiff base pKa.

作者: T. P. Sakmar , R. R. Franke , H. G. Khorana

DOI: 10.1073/PNAS.88.8.3079

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摘要: … Schiff base with no protein interactions absorbs at 440 nm (12). The fact that the Amax of E113A fell between those of E113Q and E113N makes a simple interpretation difficult. Possibly…

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