Figure 1.

Database schema. The whole database with connections between tables and specific attributes are shown in UML-Notation. Unique and foreign keys of each table are given in bold letters while relations between entities are stated above the connection arrows. Optional features which can be inserted by the user into local versions of the database, are indicated using a lighter background color than employed for boxes representing entities.

Pischimarov et al. BMC Genomics 2012 13:384   doi:10.1186/1471-2164-13-384
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