1QM8:
reference: A novel three-dimensional crystal of bacteriorhodopsin obtained by successive fusion of the vesicular assemblies., Takeda K, Sato H, Hino T, Kono M, Fukuda K, Sakurai I, Okada T, Kouyama T, J Mol Biol 1998 Oct 23;283(2):463-74. PMID: 9769218

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