3RS7:
reference: Analysis of Binding Site Hot Spots on the Surface of Ras GTPase., Buhrman G, O Connor C, Zerbe B, Kearney BM, Napoleon R, Kovrigina EA, Vajda S, Kozakov D, Kovrigin EL, Mattos C, J Mol Biol. 2011 Sep 16. PMID: 21945529

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