Are amino acids other than the usual 20 amino acids found in proteins? If so, how are such amino acids incorporated into proteins? Give an example of such an amino acid and a protein in which it occurs.
Answer to relevant QuestionsMatheMatical Predict the predominant ionized forms of the following amino acids at pH 7: glutamic acid, leucine, threonine, histidine, and arginine. You hear the comment that the difference between wool and silk is the difference between helical and pleated- sheet structures. Do you consider this a valid point of view? Why or why not? What is the nature of “random” structure in proteins? Rationalize the following observations. (a) Serine is the amino acid residue that can be replaced with the least effect on protein structure and function. (b) Replacement of tryptophan causes the greatest effect on protein ...If you had a mixture of proteins with different sizes, shapes, and charges and you separated them with electrophoresis, which proteins would move fastest toward the anode (positive electrode)?
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