2L6X: Solution Nmr Structure Of Proteorhodopsin.
reference: Solution NMR Structure of Proteorhodopsin., Reckel S, Gottstein D, Stehle J, Lohr F, Verhoefen MK, Takeda M, Silvers R, Kainosho M, Glaubitz C, Wachtveitl J, Bernhard F, Schwalbe H, Guntert P, Dotsch V, Angew Chem Int Ed Engl. 2011 Oct 27. doi: 10.1002/anie.201105648. PMID: 22034093

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