3MZG: Crystal Structure Of A Human Prolactin Receptor Antagonist I With The Extracellular Domain Of The Human Prolactin Recept
reference: Two independent histidines, one in human prolactin and one in its receptor, are critical for pH dependent receptor recognition and activation., Kulkarni MV, Tettamanzi MC, Murphy JW, Keeler C, Myszka DG, Chayen NE, Lolis EJ, Hodsdon ME, J Biol Chem. 2010 Sep 30. PMID: 20889499

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