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Figure 4 | BMC Bioinformatics

Figure 4

From: An evaluation of human protein-protein interaction data in the public domain

Figure 4

Literature citations for protein-protein interactions. (A) The total number of literature citations linked to PPIs. (B) The percentage of PPIs in databases corresponding to 1, 2, 3, 4, or ≥5 literature citations per interaction is shown. The scale is modified as shown to provide a better view of the distribution of proteins with two or more citations per interaction.

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