Mercurial > repos > bgruening > deeptools
diff bamFingerprint.xml @ 5:1f312af2f8db draft
Uploaded
| author | bgruening |
|---|---|
| date | Tue, 06 Aug 2013 08:20:47 -0400 |
| parents | 21d563d5f2b2 |
| children | c5847db0cb41 |
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--- a/bamFingerprint.xml Mon Aug 05 11:36:11 2013 -0400 +++ b/bamFingerprint.xml Tue Aug 06 08:20:47 2013 -0400 @@ -141,15 +141,20 @@ **What it does** -Samples indexed bam files and plots a profile for each bam file. At each -sample position all reads overlaping a window (bin) of specified length are -counted. This counts are then sorted and the cumulative sum plotted +This tool is based on a method developed by Diaz et al. (2012). Stat Appl Genet Mol Biol 11(3). +The resulting plot can be used to assess the strength of a ChIP (for factors that bind to narrow regions). +The tool first samples indexed bam files and counts all reads overlapping a window (bin) of specified length. +These counts are then sorted according to their rank and the cumulative sum of read counts are plotted. An ideal input +with perfect uniform distribution of reads along the genome (i.e. without enrichments in open chromatin etc.) should +generate a straight diagonal line. A very specific and strong ChIP enrichment will be indicated by a prominent and steep +rise of the cumulative sum towards the highest rank. This means that a big chunk of reads from the ChIP sample is located in +few bins which corresponds to high, narrow enrichments seen for transcription factors. ----- .. class:: infomark -Please acknowledge that this tool **is still in development** and we will be very happy to receive feedback from the users. If you run into any trouble please sent an email to `Fidel Ramirez`_. +If you would like to give us feedback or you run into any trouble, please sent an email to deeptools@googlegroups.com This tool is developed by the `Bioinformatics and Deep-Sequencing Unit`_ at the `Max Planck Institute for Immunobiology and Epigenetics`_.
