Author information:
(1)European Molecular Biology Laboratory, European Bioinformatics Institute 
(EMBL-EBI), Wellcome Genome Campus, Hinxton, Cambridge, CB10 1SD, UK. 
fbuettner.phys@gmaill.com.
(2)Current address: Helmholtz Zentrum München-German Research Center for 
Environmental Health, Institute of Computational Biology, Neuherberg, Germany. 
fbuettner.phys@gmaill.com.
(3)European Molecular Biology Laboratory, European Bioinformatics Institute 
(EMBL-EBI), Wellcome Genome Campus, Hinxton, Cambridge, CB10 1SD, UK.
(4)St Vincent's Institute of Medical Research, 41 Victoria Parade, Fitzroy, 
Victoria, 3065, Australia.
(5)European Molecular Biology Laboratory, European Bioinformatics Institute 
(EMBL-EBI), Wellcome Genome Campus, Hinxton, Cambridge, CB10 1SD, UK. 
marioni@ebi.ac.uk.
(6)Cancer Research UK Cambridge Institute, Cambridge, UK. marioni@ebi.ac.uk.
(7)Wellcome Trust Sanger Institute, Wellcome Genome Campus, Hinxton, Cambridge, 
UK. marioni@ebi.ac.uk.
(8)European Molecular Biology Laboratory, European Bioinformatics Institute 
(EMBL-EBI), Wellcome Genome Campus, Hinxton, Cambridge, CB10 1SD, UK. 
stegle@ebi.ac.uk.
(9)European Molecular Biology Laboratory (EMBL), Genome Biology Unit, 
Meyerhofstr. 1, 69117, Heidelberg, Germany. stegle@ebi.ac.uk.