4MBS:
reference: Structure of the CCR5 chemokine receptor-HIV entry inhibitor maraviroc complex., Tan Q, Zhu Y, Li J, Chen Z, Han GW, Kufareva I, Li T, Ma L, Fenalti G, Li J, Zhang W, Xie X, Yang H, Jiang H, Cherezov V, Liu H, Stevens RC, Zhao Q, Wu B, Science. 2013 Sep 20;341(6152):1387-90. doi: 10.1126/science.1241475. Epub 2013, Sep 12. PMID: 24030490

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