Figure 1.

Chem2Bio2RDF datasets. Nodes represent data sources. Two nodes are linked if the data of one source is directed to the data of another source. The node is shaped and colored by its type, which is organized into six categories. Some databases map to multiple sources.

Chen et al. BMC Bioinformatics 2010 11:255   doi:10.1186/1471-2105-11-255
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