1S54: Thr24ala Bacteriorhodopsin
reference: A C alpha-H...O hydrogen bond in a membrane protein is not stabilizing., Yohannan S, Faham S, Yang D, Grosfeld D, Chamberlain AK, Bowie JU, J Am Chem Soc 2004 Mar 3;126(8):2284-5. PMID: 14982414

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