The aim of resource is to give an exhaustive view of the …

• Abstract
• Introduction
• Database content
• Application and web interface
• Conclusion and future development
• Acknowledgements
• References
• Figures
• Table

This work has been supported by the European projects BioinfoGRID,EGEEII, INTAS Ref. Nr 05-1000008-8028 and by MIUR-FIRB Italianprojects LITBIO, ITALBIONET, ‘Bioinformatics PopulationGenetics Analysis’ and by INGENIO Global Funds deliveredby the European Social Fund, by the Ministry of Job, by theSocial Welfare and by Regione Lombardia, Italy.

We would like to acknowledge Chiara Bishop for the graphicallayout of the website and for proofreading this article, JohnHatton for the network management and for the system administrationsupport. Funding to pay the Open Access publication chargesfor this article was provided by the MIUR-FIRB Italian projectITALBIONET.

Conflict of interest statement. None declared.