[1] MRC Lab Mol Biol, Cambridge CB2 0QH, England
[2] Univ Cambridge, CRUK Cambridge Inst, Cambridge CB2 0RE, England
[3] Univ Cambridge, Dept Med, Cambridge CB2 0QQ, England
[4] Wellcome Sanger Inst, Wellcome Genome Campus, Hinxton CB10 1SA, England
[5] German Canc Res Ctr, Div Cellular Immunol, D-69120 Heidelberg, Germany
[6] Imperial Coll London, Dept Med, London, England
[7] Kings Coll London, Dept Med & Mol Genet, London, England
[8] Trinity Coll Dublin, Trinity Biomed Sci Inst, Dublin, Ireland
[9] Univ Birmingham, Inst Immunol & Immunotherapy, Birmingham B15 2TT, W Midlands, England
[10] Paul Ehrlich Inst, Div Microbiol, Langen, Germany