[1] Babraham Inst, Lab Lymphocyte Signalling & Dev, Cambridge, England
[2] Babraham Inst, Bioinformat Grp, Cambridge, England
[3] MRC, Mol Biol Lab, Cambridge CB2 2QH, England
[4] Genentech Inc, Dept Mol Biol, San Francisco, CA 94080 USA
[5] Univ Lausanne, Ludwig Inst Canc Res, Lausanne Branch, CH-1066 Epalinges, Switzerland
[6] Columbia Univ, Med Ctr, Inst Canc Genet, New York, NY USA
[7] Columbia Univ, Dept Pathol, Med Ctr, New York, NY USA
[8] Columbia Univ, Dept Pediat, Med Ctr, New York, NY 10027 USA
[9] Charite, Inst Med Immunol, D-13353 Berlin, Germany
[10] GKSS, Ctr Biomat Dev, Polymer Res Inst, Teltow, Germany