. Carotenoids, their comparative biochemistry. Carotenoids. Me Me Me 0 The existence of the blue chromoprotein complex in lobster carapaces is explained in the same way, enolic astaxanthin is bound by ionic forces (salt link) to a protein and is in some way stabilized : ^ T^Me Me Me M Protein. An explanation of green and brown chromoproteins has not yet been put forw^ard. From the simple considerations of chromophoric groups it might be expected that in the brown chromoprotein only one P-ionone residue is enolized, whereas in the green chromoprotein both are enolized. Such a suggestion is prob
. Carotenoids, their comparative biochemistry. Carotenoids. Me Me Me 0 The existence of the blue chromoprotein complex in lobster carapaces is explained in the same way, enolic astaxanthin is bound by ionic forces (salt link) to a protein and is in some way stabilized : ^ T^Me Me Me M Protein. An explanation of green and brown chromoproteins has not yet been put forw^ard. From the simple considerations of chromophoric groups it might be expected that in the brown chromoprotein only one P-ionone residue is enolized, whereas in the green chromoprotein both are enolized. Such a suggestion is probably an over-simplification and the possibility of stabilized resonance structures must be considered. 171. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Goodwin, T. W. (Trevor Walworth). New York, Chemical Pub. Co.
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