6VCB:
reference: Structural insights into probe-dependent positive allosterism of the GLP-1 receptor., Bueno AB, Sun B, Willard FS, Feng D, Ho JD, Wainscott DB, Showalter AD, Vieth M, Chen Q, Stutsman C, Chau B, Ficorilli J, Agejas FJ, Cumming GR, Jimenez A, Rojo I, Kobilka TS, Kobilka BK, Sloop KW, Nat Chem Biol. 2020 Oct;16(10):1105-1110. doi: 10.1038/s41589-020-0589-7. Epub, 2020 Jul 20. PMID: 32690941

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