4YCR:
reference: Structure determination of an integral membrane protein at room temperature from crystals in situ., Axford D, Foadi J, Hu NJ, Choudhury HG, Iwata S, Beis K, Evans G, Alguel Y, Acta Crystallogr D Biol Crystallogr. 2015 Jun;71(Pt 6):1228-37. doi:, 10.1107/S139900471500423X. Epub 2015 May 14. PMID: 26057664

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