2KYV:
reference: Structural topology of phospholamban pentamer in lipid bilayers by a hybrid solution and solid-state NMR method., Verardi R, Shi L, Traaseth NJ, Walsh N, Veglia G, Proc Natl Acad Sci U S A. 2011 May 31;108(22):9101-6. Epub 2011 May 16. PMID: 21576492

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