PhyloPars

PhyloPars estimates metabolic parameters across phylogenetically related species by integrating incomplete empirical observations with species phylogenies to produce parameter values and associated uncertainty measures.


Key Features:

  • Phylogeny-Based Estimation: A statistically consistent method integrates an incomplete set of empirical observations with species phylogenies to estimate metabolic parameters for all species in a phylogenetic tree.
  • Handling Missing Data: An extended evolutionary model explicitly accounts for and imputes missing trait values in incomplete feature matrices.
  • Cross-Validation: Real-time cross-validation assesses the accuracy and potential bias of estimated parameter values.
  • Uncertainty Quantification: Provides measures of certainty for estimated metabolic parameters.

Scientific Applications:

  • Systems Biology: Inferring metabolic parameters for comparative modeling and metabolic network analyses across species.
  • Ecology: Estimating species-level metabolic traits to inform ecological trait-based studies.
  • Evolutionary Studies: Using phylogenetically informed parameter estimates to study trait evolution.
  • Comparative Physiology: Filling missing physiological parameter values across related species for comparative analyses.
  • Ecological Modeling: Supplying imputed metabolic parameters for use in ecological and ecosystem models.

Methodology:

Combines incomplete empirical observations with species phylogenies using a statistically consistent evolutionary model extended to handle missing data and uses cross-validation to evaluate estimate accuracy.

Topics

Details

Tool Type:
web application
Operating Systems:
Linux, Windows, Mac
Added:
2/14/2017
Last Updated:
12/10/2018

Operations

Publications

Bruggeman J, et al. PhyloPars: estimation of missing parameter values using phylogeny. Nucleic Acids Res. 2009; 37:W179-84. doi: 10.1093/nar/gkp370

PMID: 19443453

Documentation