EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk|EMBL European Bioinformatics Institute, Hinxton, Cambridge CB10 1SD, UK. jison@ebi.ac.uk