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Visualization of genomic data

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Presentation on theme: "Visualization of genomic data"— Presentation transcript:

1 Visualization of genomic data
19-Nov-18 Genome browsers  Visualization of genomic data

2 19-Nov-18 Survey  UCSC browser Ensembl browser Others ?

3 UCSC genome browser Basic functionalities
19-Nov-18 UCSC genome browser Basic functionalities  Finding a gene by name by sequence Gene structure Orthologues – i.e. functional homolog in other organisms SNP’s - Single Nucleotide Polymorphisms Several other functionalities Gene Sorter - sort according to expression, homology, in situ images of genes in different tissues Custom tracks – upload your own data

4 Genome browsers  UCSC genome browser http://genome.ucsc.edu/
19-Nov-18 Genome browsers  UCSC genome browser Easy to use Often updates, but not as often as Ensembl upload of personal tracks Ensembl browser Less easy to use Maintained/updated by several people Gbrowser

5 Visualization of genomic data
19-Nov-18 Genome browsers  Visualization of genomic data

6 Genome browsers Visualization of a gene
19-Nov-18 Genome browsers Visualization of a gene  Flat files / tab files >sequence ATGAAGTTATGGGATGTCGTGGCTGTCTGCCTGGTGCTGCTCCACACCGC GTCCGCCTTCCCGCTGCCCGCCGGTAAGAGGCCTCCCGAGGCGCCCGCCG AAGACCGCTCCCTCGGCCGCCGCCGCGCGCCCTTCGCGCTGAGCAGTGAC TGTAAGAACCGTTCCCTCCCCGCGGGGGGGCCGCCGGCGGACCCCCTCGC ACCCCCACCCGCAGCCAGCCCCGCACGTACCCCAAGCCAGCCTGATGGCT GTGTGGCCTACCGACCCGTGGGCAAGGGGTGCGGGTGCTGAAGCCCCCAG GGGTGCCTGGCTGCCCACTGCTGCCCGCACGCCTGGCCTGAAAGTGACAC GCGCTGGTTTGCCCAGCACAGAGGGGATGGAATTTTTATGCTGCTCCTTT AGCATTCTGATGAACAAATATCCTCCCCACCAGCACCACCACCTCAGAAA Exon Intron Exon Chr

7 Genome browsers Visualization of a gene (Ensembl)
19-Nov-18 Genome browsers Visualization of a gene (Ensembl) 

8 Genome browsers Visualization of a gene (UCSC)
19-Nov-18 Genome browsers Visualization of a gene (UCSC)  Header Exon Intron UTR

9 19-Nov-18 Genome browsers 

10 19-Nov-18 Genome browsers 

11 19-Nov-18 BLAT genome Browser

12 19-Nov-18 BLAT genome Browser Using a search term or position eg Chr1:10,234-11,567

13 19-Nov-18 BLAT genome Browser

14 19-Nov-18 BLAT genome Browser Using a protein or DNA sequence

15 BLAT Blast Like Alignment Tool
19-Nov-18 BLAT Blast Like Alignment Tool BLAT (2002) Very fast searches (MySQL database) Handle introns in genomic alignments Data for more that 30 genomes (human, mouse, rat…) Exon Intron Exon Splice sites

16 19-Nov-18 Blat genome Browser

17 BLAT genome Browser ”Details”
19-Nov-18 BLAT genome Browser ”Details” Correct splice site ?

18 19-Nov-18 Splice sites

19 BLAT genome Browser ”Details”
19-Nov-18 BLAT genome Browser ”Details” Correct splice site ?

20 BLAT genome Browser ”Details”
19-Nov-18 BLAT genome Browser ”Details” Donor site | Acceptor site exon... . G | GT ...intron ...AG | exon...

21 19-Nov-18 Blat genome Browser

22 BLAT genome Browser ”Browser”
19-Nov-18 BLAT genome Browser ”Browser” Base, Center & Zoom Known genes Predictions RNA EST Expression Conservation

23 BLAT genome Browser Center & zoom
19-Nov-18 BLAT genome Browser Center & zoom

24 BLAT genome Browser Center & zoom
19-Nov-18 BLAT genome Browser Center & zoom Selected number of tracks Forward/reverse direction

25 BLAT genome Browser Sequence Orthologs
19-Nov-18 BLAT genome Browser Sequence Orthologs

26 BLAT genome Browser Sequence Orthologs
19-Nov-18 BLAT genome Browser Sequence Orthologs “klick”

27 BLAT genome Browser Sequence Orthologs
19-Nov-18 BLAT genome Browser Sequence Orthologs

28 BLAT genome Browser Sequence Orthologs
19-Nov-18 BLAT genome Browser Sequence Orthologs

29 BLAT genome Browser Sequence Orthologs
19-Nov-18 BLAT genome Browser Sequence Orthologs

30 19-Nov-18 SNPs

31 19-Nov-18 SNPs

32 19-Nov-18 Gene Sorter

33 19-Nov-18 Gene Sorter - homology Closest homologues

34 Custom tracks Upload your personal data Share data with colleagues
19-Nov-18 Custom tracks Upload your personal data Share data with colleagues Data need to be related to a reference organism

35 19-Nov-18 Custom tracks

36 19-Nov-18 Custom tracks

37 Exercise Basic understanding of the graphics
19-Nov-18 Exercise Basic understanding of the graphics Effect of Single Nucleotide Polymorphisms (SNPs) Finding Orthologue genes


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