Peptides Presented by MHC Proteins Bind Primarily to
A) a Groove

Multiple Choice

Peptides presented by MHC proteins bind primarily to

A) a groove formed by α helices found in the α₁ and α₂ domains.
B) the flat surface of the β₂-microglobulin proteins.
C) the flat surface of the α₃ domain.
D) the $\beta$ -bend between the α₂ and α₃ domains.
E) None of the answers is correct.