network integration and function prediction: putting it all together slides courtesy of curtis...

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Network integration and function prediction: Putting it all together Slides courtesy of Curtis Huttenhower 04-13-11 Harvard School of Public Health Department of Biostatistics Slide 2 A computational definition of functional genomics 2 Genomic data Prior knowledge Data Function Function Gene Gene Function Slide 3 A framework for functional genomics 3 High Similarity Low Similarity High Correlation Low Correlation G1 G2 + G4 G9 + G3 G6 - G7 G8 - G2 G5 ? 0.90.70.10.20.8 +---+ 0.50.050.10.6 High Correlation Low Correlation Frequency Coloc.Not coloc. Frequency SimilarDissim. Frequency P(G2-G5|Data) = 0.85 100Ms gene pairs 1Ks datasets + = Slide 4 MEFIT: A Framework for Functional Genomics 4 Golub 1999 Butte 2000 Whitfield 2002 Hansen 1998 Functional Relationship Biological Context Functional area Tissue Disease Slide 5 Functional network prediction and analysis 5 Global interaction network Metabolism networkSignaling networkGut community network Currently includes data from 30,000 human experimental results, 15,000 expression conditions + 15,000 diverse others, analyzed for 200 biological functions and 150 diseases HEFalMp Slide 6 HEFalMp: Predicting human gene function 6 HEFalMp Slide 7 HEFalMp: Predicting human genetic interactions 7 HEFalMp Slide 8 HEFalMp: Analyzing human genomic data 8 HEFalMp Slide 9 HEFalMp: Understanding human disease 9 HEFalMp