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Crystal structure of T4L 131p-AcPhe. Electron density map for T4L 131p-AcPhe calculated as an unweighted 2Fo-Fc composite omit map (marine mesh) and contoured at 1.0 σ. For clarity, only a stick model and electron density for 131p-AcPhe and selected nearby residues are shown (as indicated) with the protein backbone displayed as a ribbon model.
