2N55:
reference: Structural basis for chemokine recognition by a G protein-coupled receptor and implications for receptor activation., Ziarek JJ, Kleist AB, London N, Raveh B, Montpas N, Bonneterre J, St-Onge G, DiCosmo-Ponticello CJ, Koplinski CA, Roy I, Stephens B, Thelen S, Veldkamp CT, Coffman FD, Cohen MC, Dwinell MB, Thelen M, Peterson FC, Heveker N, Volkman BF, Sci Signal. 2017 Mar 21;10(471). pii: eaah5756. doi: 10.1126/scisignal.aah5756. PMID: 28325822

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