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The following polypeptide is cleaved at the c-terminal side of lysine and arginine residues. Using an increasing

NaCl gradient, what will be the order of elution of the resulting peptides from a cation exchange column buffered at pH 5.2? (the two cysteine residues form a disulfide bond)

NH3+ S Q N C L K E N S Q N R V H D L I C H P K T V H Y E H Y S R W G S R COO-

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