Supplementary Information: Supplementary Figure 1. Pair-wise interconnections between signatures for endpoint C. Summary: Pair-wise interconnections between signatures for endpoint C. File type: JPEG image files (.jpg) Supplementary Figure 2. Pair-wise interconnections between signatures for endpoint D. Summary: Pair-wise interconnections between signatures for endpoint D. File type: JPEG image files (.jpg) Supplementary Table 1. Endpoints, teams and signature description Summary: Description of the data: endpoints, teams, signatures File type: MS Excel (.xls) Supplementary Table 2. Signatures forming DI networks for 13 endpoints Summary: This file contains information about signatures forming DI networks for 13 endpoints File type: MS Excel (.xls) Supplementary Table 3. The most common genes between unions for all endpoints Summary: This file contains the most common genes between unions for all endpoints File type: MS Excel (.xls) Supplementary Table 4. Comparison between three types of similarity trees Summary: This file contains results of comparison between three types of similarity trees File type: MS Excel (.xls) Supplementary Table 5. Similarity between ABT and other signatures Summary: This file contains results of comparison between ABT and other signatures on gene content level and ontology level for endpoint A. File type: MS Excel (.xls) Supplementary Table 6. Comparison between two types of signature similarity for 13 endpoints Summary: This file contains results of comparison between signature similarity on gene content level and signature similarity on ontology level. File type: MS Excel (.xls) Supplementary Table 7. Signature congruency vs. model performance for 13 endpoints The congruence value was compared to the average model performance for an endpoint. Overall, we saw a strong positive correlation (p < 0.001) between signature congruency and model performance File type: MS Excel (.xls) Supplementary File 1. Signature enrichment by protein function Summary: Genes for each signature were separated into eight broadly-defined protein classes: TFs, receptors, ligands, kinases, proteases, phosphatases, enzymes and “other” (e.g., binding proteins). This file contains the results. File type: MS Excel (.xls) Supplementary File 2. Signature 1-step network neighborhood enrichment by protein function Summary: Protein functional composition for the one-step interaction neighborhood of all 262 gene signatures (i.e. proteins that physically interact with the signature gene proteins) was evaluated. This file contains the results. File type: MS Excel (.xls) Supplementary File 3. Global network topology analysis for all signatures Summary: This file contains results of network topology analysis. File type: MS Excel (.xls) Supplementary File 4. Direct interaction networks for all signatures and unions Summary: This file includes results of direct interaction network analysis. File type: MS Excel (.xls) Supplementary File 5. Ontology enrichment analysis (EA) for signature unions Summary: This file includes results of ontology enrichment analysis for unions of signatures for each endpoint and for lists of differentially expressed genes for each endpoint File type: MS Excel (.xls) Supplementary File 6. Pairwise gene content overlap between all gene signatures on 13 endpoints Summary: This file contains pair-wise intersections (overlaps) of gene content between signatures and their significance by p-value File type: MS Excel (.xls) Supplementary File 7. Pairwise kappas on gene content level Summary: This file contains kappa statistics analysis on gene content level. File type: MS Excel (.xls) Supplementary File 8. Similarity trees for all signatures based on gene content, ontology enrichment and network similarity Summary: This file contains similarity trees for all signatures based on gene content, ontology enrichment and network similarity File type: MS PowerPoint (.ppt) Supplementary File 9. Pairwise kappas on ontology of disease biomarkers level Summary: This file contains kappa statistics analysis on ontology enrichment (diseases by biomarkers) level. File type: MS Excel (.xls) Supplementary File 10. Supplementary File 11. Pairwise connectivity between and within all signatures Summary: This file contains information about pairwise connectivity between and within all signatures File type: MS Excel (.xls) Supplementary File 12. One-step upstream and downstream network objects for all signatures Summary: This file contains one-step upstream and downstream network objects for all signatures File type: MS Excel (.xls) Supplementary File 13. One-step interactions neighborhoods between signatures Summary: This file contains images which illustrate pairwise connectivity between and within all signatures File type: MS PowerPoint (.ppt) Supplementary File 14. The highest connected transcription factors for all endpoints Summary: This file contains inreconnected and intraconnected transcription factors for each endpoint. File type: MS Excel (.xls) Supplementary File 15. Consistency of EA distributions of signature unions for all endpoints Summary: This file illustrates consistency of EA distributions of signature unions for all endpoints File type: MS Excel (.xls)