Table 1

Unique features of human PPI databases


Number of unique human PPIs
Number of proteins
PPI data
Unique features
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PSI-MI compatibility
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HPRD
36,617
9,427
Experimental
Protein annotations are included (e.g. PTMs, substrate information, tissue expression, disease association, protein complexes, subcellular localization). Signal transduction pathways
Yes
Yes
Release 6
BIND
6,621
3,887
Experimental
Protein complexes, biological pathways, non-protein interactions, Data for >1473 organisms
Yes
Yes
20060525
DIP
1,067
804
Experimental
PPIs for other organisms, protein complexes
Yes
Yes
Hsapi20060402
MINT
11,367
4,975
Experimental
PPIs for other organisms, non-protein interactions
Yes
Yes
Version 18
PDZBase
101
115
Experimental
PPIs involving PDZ domains. Prediction of residues that interact.
No
No
October 2, 2006
MIPS
346
405
Experimental
PPIs for other organisms
Yes
Yes
October 2, 2006
IntAct
10,244
4,614
Experimental
Protein complexes, PPIs for other organisms, non-protein interactions, provides web based applications, ProViz and Hierarch View, for visualization of interactions
Yes
Yes
2006-09-22
AfCS
Mostly mouse interactions
Mostly mouse proteins
Experimental
Protein annotations are included (e.g. function, subcellular localization, orthologs, tissue expression, mouse knockout phenotype information, PTMs)
No
No
-
REACTOME
5,960
970
Experimental, automated and predicted
Biological pathways for several organisms. Navigation through reactions in biological pathways and visualizing connections between them
Yes
No
Version 18

Mathivanan et al. BMC Bioinformatics 2006 7(Suppl 5):S19   doi:10.1186/1471-2105-7-S5-S19