PPIExtend Software 
The PPIExtend Software. (Click here) 
Input Datasets: 
Protein sequences: download
Protein interactions: download
Results:
Interacting Protein Groups
 
download
Mapping between our blocks and blocks in BLOCKS and PRINTS databases: 
Mapping between our motif pairs and domain-domain interacting pairs:
blocks pairs map to iPfam 
prints pairs map to iPfam