Introduction to genome browsers


Data used in this workshop


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Graphical representation of the BDNF and TrkB signalling pathway
Graphical representation of the BDNF and TrkB signalling pathway

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UCSC Genome Browser: Setup


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UCSC Genome Browser: Understanding gene models


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The typical structure of a gene as represented in the UCSC genome browser
The typical structure of a gene as represented in the UCSC genome browser

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You should now see something like this
You should now see something like this

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It is now a lot easier to view a number of interesting features in the BDNF transcript models
It is now a lot easier to view a number of interesting features in the BDNF transcript models

UCSC Genome Browser: BLAT tool


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Z score of expression level in Human brain (blue = low expression, red = high expression)
Z score of expression level in Human brain (blue = low expression, red = high expression)

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Z score of expression level in Human brain (blue = low expression, red = high expression)
Z score of expression level in Human brain (blue = low expression, red = high expression)

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Probe A_23_P216779 returns 2 hits for different chromosomes. One of these has 100% homology over the whole 60 base sequence, the other has 87% homology over a 24 base region.
Probe A_23_P216779 returns 2 hits for different chromosomes. One of these has 100% homology over the whole 60 base sequence, the other has 87% homology over a 24 base region.

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This view makes it easier to check what region of each transcript is likely to be detected by the probes
This view makes it easier to check what region of each transcript is likely to be detected by the probes

UCSC Genome Browser: Gene expression data


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Linnarsson lab mouse cortex single cell data as autoscaled datatracks
Linnarsson lab mouse cortex single cell data as autoscaled datatracks

IGV


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You may need to change this back to a smaller range in the future if you are working with large datasets and/or small amounts of memory on your computer
You may need to change this back to a smaller range in the future if you are working with large datasets and/or small amounts of memory on your computer

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