Question

For each polypeptide sequence listed, choose from the options given below to indicate which secondary structure the sequence is most likely to form upon folding.

A. Leu-Gly-Val-Leu-Ser-Leu-Phe-Ser-Gly-Leu-Met-Trp-Phe-Phe-Trp-Ile

B. Leu-Leu-Gln-Ser-Ile-Ala-Ser-Val-Leu-Gln-Ser-Leu-Leu-Cys-Ala-Ile

C. Thr-Leu-Asn-Ile-Ser-Phe-Gln-Met-Glu-Leu-Asp-Val-Ser-Ile-Arg-Trp

amphipathic α helix

hydrophilic β sheet

amphipathic β sheet

hydrophobic α helix

hydrophilic α helix