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. 2012 Oct 9;287(50):41576–41582. doi: 10.1074/jbc.R112.418574

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© 2012 by The American Society for Biochemistry and Molecular Biology, Inc.

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FIGURE 2. — Examples of CH···O hydrogen bonds (orange dashes) in proteins. A, typical hydrogen bonding pattern in β-sheets (21). B and C, extensive CH···O hydrogen bonding in packed α-helices (72) and the copper coordination site in amicyanin (27), respectively.