1YM7:
reference: The role of Gbetagamma and domain interfaces in the activation of G protein-coupled receptor kinase 2., Lodowski DT, Barnhill JF, Pyskadlo RM, Ghirlando R, Sterne-Marr R, Tesmer JJ, Biochemistry 2005 May 10;44(18):6958-70. PMID: 15865441

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