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Close-up view of the hydrophobic cleft covered by the C-terminal segment of an adjacent molecule. (A and B) Side view (A) and end-on view (B) of the hydrophobic cleft of Mol A (cyan) covered by the C-terminal segment of Mol B (pink). (C and D) Side view (C) and end-on view (D) of the hydrophobic cleft of Mol B (pink) covered by the C-terminal segment of Mol A′ (green). Hydrophobic residues in the cleft and on the C-terminal segment are indicated by ball and stick model.
