3PQY:
reference: Structural basis for enabling T-cell receptor diversity within biased virus-specific CD8+ T-cell responses., Day EB, Guillonneau C, Gras S, La Gruta NL, Vignali DA, Doherty PC, Purcell AW, Rossjohn J, Turner SJ, Proc Natl Acad Sci U S A. 2011 Jun 7;108(23):9536-41. Epub 2011 May 23. PMID: 21606376

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