X-ray structure of the SEE-TCR complex.(A) Overall structure of the complex, with SEE in beige, the TCR α-chain in purple and the β-chain in blue. (B) Close-up of the SEE α2-helix and contacting residues in TCR, (C) the hydrophobic patch, (D) the α4-β9 loop, and (E) the upper part of the α5-helix. Hydrogen bonds are marked as dotted lines.
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