A polypetide 10 amino acids long is split into various smaller fragments, and the amino acid sequence of some of the fragments are determined. The identified fragments include : Ala-gly-ser-gin, lys-trp-arg-pro, gln-his-lys. Asp-ala-gly. What is the primary sequence of the polypeptide ?

Bio-Chemistry (M.Phil./Ph.D.) 2015 Panjab University Entrance Exam With Answers

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11.

A: Ala-gly-ser-gln-lys-trp-arg-pro-gin-his

B: asp-ala-gly-ser-gin-his-lys-trp-arg-pro

C: ala-gly-ser-gln-his-lys-trp-arg-pro-asp

D: lys-trp-arg-pro-gin-his-lys-asp-ala-gly

The answer is: B

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