Which Statement Is Correct About the β−α−β Motif

question 4

Multiple Choice

Which statement is correct about the β−α−β motif?

• A) The two β-strands are antiparellel.
• B) The peptide segment connecting the β-strands usually contains no more than five amino acids.
• C) The peptide segment connecting the two β-strands commonly contains proline.
• D) The cross-over connection itself contains an α-helical segment.
• E) none are correct.

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