2AEW:
reference: Model for growth hormone receptor activation based on subunit rotation within a receptor dimer., Brown RJ, Adams JJ, Pelekanos RA, Wan Y, McKinstry WJ, Palethorpe K, Seeber RM, Monks TA, Eidne KA, Parker MW, Waters MJ, Nat Struct Mol Biol 2005 Sep;12(9):814-21. Epub 2005 Aug 21. PMID: 16116438

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