2YZ1:
reference: Structural Insight into the Specific Interaction between Murine SHPS-1/SIRPalpha and Its Ligand CD47., Nakaishi A, Hirose M, Yoshimura M, Oneyama C, Saito K, Kuki N, Matsuda M, Honma N, Ohnishi H, Matozaki T, Okada M, Nakagawa A, J Mol Biol. 2007 Nov 7;. PMID: 18045614

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