2ESW:
reference: Crystal structure of the N-terminal SH3 domain of mouse betaPIX, p21-activated kinase-interacting exchange factor., Li X, Liu X, Sun F, Gao J, Zhou H, Gao GF, Bartlam M, Rao Z, Biochem Biophys Res Commun. 2006 Jan 6;339(1):407-14. Epub 2005 Nov 14. PMID: 16307729

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