Draw the tetrapeptide Met-Ile-Lys-Glu at a ph of 7?
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Draw the tetrapeptide Met-Ile-Lys-Glu at a ph of 7?
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- If phenylalanine was not an essential amino acid, would diet therapy (the elimination of phenylalanine from the diet) for PKU work?Identify and encircle the peptide bonds in this polypeptide (Leu-Pyr-Sec-Ile-Ser-Glu)?From the peptide chain: Met-Tyr-Phe-Arg-Ile-Glu-Asn-Asp-Ser, draw the structure of the product formed when reacted with Elastase
- What is the pI of this Met-Glu-Arg-Ile-Cys-Ala?Devise a solution-phase synthesis of Ala-Leu-Val-Phe-Met, starting from the requisite Boc-protected amino acidConsider the following peptide: Lys-His-Asp-Glu-Phe-Cys-Ala-Asp-His-Arg What is the net charge of this peptide at pH = 1? What is the net charge of this peptide at pH = 14?