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Give the three-letter and one-letter abbreviation for prolylaspartate, histidylglycylglutamylisoleucine, and methionylglutaminyllysine. What is the N-terminus of...

Give the three-letter and one-letter abbreviation for prolylaspartate, histidylglycylglutamylisoleucine, and methionylglutaminyllysine.

What is the N-terminus of α-endorphin? Spell out the full name of the amino acid.

Draw the structure for Asp-Cys-Gly-Tyr.

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