European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.|European Molecular Biology Laboratory, European Bioinformatics Institute (EMBL-EBI), Wellcome Trust Genome Campus, Hinxton, Cambridge CB10 1SD, UK and SIB Swiss Institute of Bioinformatics, Centre Medical Universitaire, 1211 Geneve, Switzerland.