Analyzing Metabolic Networks: Topological Features and Genomic Insights
Explore metabolic network topology characteristics and integrate genomic data to predict essentiality of reactions using machine learning. Understand local topology, choke points, and reaction profiles.
Analyzing Metabolic Networks: Topological Features and Genomic Insights
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Presentation Transcript
Metabolic Network 1) Topology based features • Local topology • Deviations • Choke and load points • Damages 2) Genomic and transcriptomic data ATCGAGTTGCAAT ATAGAA – TGCA-T - Gene expression - Homologous genes reaction 3) Flux balance analysis metabolite - Biomass objective flux Feature creation Features Essentiality classes NNNR PUP NNR NP NS RUP CCV . . . E: Essential 1 E N N: Non-essential N Reactions . . . . . . i 1 4 E 3 . . . . . . i Reaction profile The machine learning system (SVM) Essential o Trained classifier o o o o o x x o x o x Prediction for the reaction to be essential Non-essential x o x o o Input space Space of the kernel x x o x x