4AOW:
reference: Structure of human Rack1 protein at a resolution of 2.45 A., Ruiz Carrillo D, Chandrasekaran R, Nilsson M, Cornvik T, Liew CW, Tan SM, Lescar J, Acta Crystallogr Sect F Struct Biol Cryst Commun. 2012 Aug 1;68(Pt 8):867-72., Epub 2012 Jul 26. PMID: 22869111

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