1IM3:
reference: Antigen presentation subverted: Structure of the human cytomegalovirus protein US2 bound to the class I molecule HLA-A2., Gewurz BE, Gaudet R, Tortorella D, Wang EW, Ploegh HL, Wiley DC, Proc Natl Acad Sci U S A 2001 Jun 5;98(12):6794-9. PMID: 11391001

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