3N52:
reference: A Model of GAG/MIP-2/CXCR2 Interfaces and Its Functional Effects., Rajasekaran D, Keeler C, Syed MA, Jones MC, Harrison JK, Wu D, Bhandari V, Hodsdon ME, Lolis EJ, Biochemistry. 2012 Jul 2. PMID: 22686371

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