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Gene Prediction and Phylogenetic Trees
Jared Mimms
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Using Geneious and Internal Blast
Genbank deficient Make databases Illumina Contigs 454 Scaffolds ESTs Other plant genomes Search for genes using internal BLAST Create consensus sequence combining all BLAST matches on a particular contig/scaffold
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Plant Genome Downloads
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Other Downloadable Datasets
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My Databases Citris clementina Citris sinensis Manihot esculenta
Mimulus guttatus Ricinus communis Oryza sativa Carica papaya Fragaria vesca Zea mays Vitis choloroplast Arabidopsis chloroplast And Growing………..
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Example: AGO4 BLASTn Arabidopsis vs. Genome Databases
Select all hits from same contig/scaffold/BAC/chromosome Concatenate hits relative to Arabidopsis AGO4 gene (coding and noncoding segments) Isolate predicted gene Repeat for many species Run MUSCLE alignment Run MrBayes phylogenetic analysis
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AGO4
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Blasting Against Genome Database
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Making Consensus
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Concatenated Alignment
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MUSCLE Alignment
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Mr. Bayes Tree Builder Wow 13:18:22
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AGO4 Tree Posterior
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AGO4 Tree
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Future Directions It’s go time baby… ramp up to methytransferases
Standardize annotation formats (.xml) CG analysis, role in CpG, CpNpG methylation Promoter anlayses Trees for entire genome Get scaffolders up and running (Bambus) (need paired end?) Expand database to all publically available organism sequencing data (download all ftp’s) Internal Cloud
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