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Do the following compounds migrate to the cathode or to the anode on electrophoresis at the specified pH?
(Q.) Lys-Gln-Tyr at pH 6.0
In electrophoresis, negative pole is known as cathode and positive pole is known as anode.
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- The isoelectric point of tyrosine is 5.63. Toward which electrode does tyrosine migrate on paper electrophoresis at pH 7.0?If the concentration of PB2+, is found to be 1.3*10^-9mol/L in a saturated solution of Pb3(PO4)2, what is the ksp of Pb3(PO4)2?What will happen to the estimated vitamin C content of the peach sample if it contains other compounds with reducing property? Explain. https://www.chegg.com/homework-help/questions-and-answers/1-happen-estimated-vitamin-c-content-peach-sample-contains-compounds-reducing-property-exp-q77588726
- Which group of side chains is most likely to take part in the catalysis during an enzymatic reaction? Substantiate the answer.Do the following compounds migrate to the cathode or to the anode on electrophoresis at the specified pH? Q.)Lysine at pH 6.8Bradykinin is a linear nonapeptide released by blood plasma globulin in response to a wasp sting. It is a very potent pain-causing agent. Its constituent amino acids are 2R, G, 2F, 3P, S. The sue of 2,4-dinitrofluorobenzene and carboxypeptidase shows that both terminal residues are arginine. Partial hydrolysis of bradykinin gives the following di- and tripeptides: FS + PGF +PP + SPF + FR + RP
- 4 Which nitrogen is pKa1 and pKa2 and explain why. Draw the salt form at ohysiological pHIn the acylation of ferrocene experiment, some diacetylferrocene was formed as a biproduct. Where does the second actyl group get added?QUESTION 11 At what pH would all the Cys residues of Peptide (ERSC) have fully deprotonated C-termini and 75% of their Cys side chains still be protonated? Show all mathematical work.
- show how a mass fragment of 121 could be obtained from this structure using homolytic or heteorolytic cleavage or rearranagmenet, draw mechanism using arrowsDraw the electrophoretic separation of Trp, Cys, and His at pH 6.0.2Which of the following best represents the structure of an amino acid in basic solution (pH=11)?