(www.biomart.org) is a freely available
open source system for research data management of the biomedical sciences. It allowsto perform complex queries across different
databases- through a single web interface - located in distant geographical
areas. Originally develop for the Ensembl genome browser, BioMart has
been integrated into widely used software such as Galaxy, BioConductor,
Cytoskape, etc. Its interface is also used by data portals such as Ensembl,
Wormbase, Gramene, Reactome, etc. BioMart allows you to export gene data, retrieve sequences in batch, and convert
database IDs, among other things.