3CDN:
reference: Structural Basis of the Honey Bee PBP Pheromone and pH-induced Conformational Change., Pesenti ME, Spinelli S, Bezirard V, Briand L, Pernollet JC, Tegoni M, Cambillau C, J Mol Biol. 2008 Apr 27;. PMID: 18508083

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