PPT-Phylogenetics

Inferring Phylogenies Joseph Felsenstein Excellent reference What is a phylogeny Different Representations Cladogram branching pattern only Phylogram branch lengths are estimated and drawn proportional to the amount of change along the branch. OUTGROUP SEQUENCES phylogenetics,sequences thatare known a priorito be moredistantly related to the othersequences in the analysis (theingroup sequences) than theingroup sequences are to eachother.COD Phylogenetics of wigeons and allies (Anatidae: ): the importance of sampling multiple loci and multiple individualsrey L. Peters, Kevin G. McCracken, Yuri N. Zhuravlev, Yi Lu, Robert E. WilsonKevin P. Methods and applications. Divya. B.. PK. lab, . CES. , . IISc. Quantifying species diversity. Captures evolutionary history. Uses molecular data – DNA sequence. Workshop on Molecular Phylogenetics 2014, IISc. 101. Eddie Holmes. Center . for Infectious Disease Dynamics,. Department of Biology,. The Pennsylvania State University. Fogarty International . Center. , National Institutes of Health. Modern . Phylogenetics. OUTGROUP SEQUENCES phylogenetics,sequences thatare known a priorito be moredistantly related to the othersequences in the analysis (theingroup sequences) than theingroup sequences are to eachother.COD Disease Epidemiology and Evolution . Jyotsana. Dixit. Praveen . Karanth. Lab. 2. Molecular Phylogenetics and Infectious diseases. Evaluation of pathways of transmission among several hosts and polarity of transmission events.. ARTICLE IN PRESS Please cite this article in press as: Calvi Tandy Warnow. The University of Illinois at Urbana-Champaign. Orangutan. Gorilla. Chimpanzee. Human. From the Tree of the Life Website,. University of Arizona. Phylogeny. (evolutionary tree). DNA Sequence Evolution. Mark Ragan. Institute for Molecular Bioscience. and. . School of Information Technology & Electrical Engineering. The University of Queensland, Brisbane, Australia. IPAM Workshop on Multiple Sequence Alignment. Katja. . Nowick. Group Leader. “. TFome. and . Transcriptome. Evolution”. Bioinformatics Group. Paul-. Flechsig. -Institute for Brain Research. University Leipzig. Tree = a biological organism. Dr. EP de Villiers. Adapted from: http://. viralzone.expasy.org. / . Tree basics. The . Concept of . Phylogenetic Tree. . Trees . Capture Major Events in a Species' Existence . A tree . is composed of Leaves, Branches, and Inner Nodes . Mayr - “the theory and practice of classifying organisms”. . . a. -Taxonomy – includes species descriptions, taxonomic keys, and diagnoses.. . b. -Taxonomy – includes identification of natural groups and biological classes.. Phylogenetics . Phylogenetics. is the study of evolutionary relationships among a group of organisms.. Phylogenetic analysis . is the means of . inferring or estimating these relationships.. The result of phylogenetic studies is a hypothesis about the evolutionary history of taxonomic groups: their . Phylogenetics. is the study of the evolutionary history of living organisms using . treelike diagrams . to represent pedigrees of these organisms. .. The tree branching . patterns. representing . the evolutionary divergence are referred to as .