Hi Shannon,

 >>The end reads are available for each BAC, is the "between" sequence 
available?

You might try making a custom track with each item spanning the entire 
BAC. Then with the Table Browser, output as BED, then truncate to just 
the first 4 or 6 fields.

Info on creating custom tracks can be found here: 
http://genome.ucsc.edu/goldenPath/help/hgTracksHelp.html#CustomTracks

 >> However, I'm not sure how to identify specific coordinates for the 
breakpoint in synteny.

The Human Chain/net track is our best guess. You might also try liftOver 
(http://genome.ucsc.edu/cgi-bin/hgLiftOver) with the "Allow multiple 
output regions" option checked with your BAC span custom track.

I hope that helps. Please let us know if you have any additional 
questions: [email protected]

-
Greg Roe
UCSC Genome Bioinformatics Group


On 6/6/11 4:13 PM, Shannon Eileen Duke Becker wrote:
> I have identified several regions of the dog genome (the regions are bounded 
> each by 2 BACs) I'm interested in translating to the human genome.  I've used 
> the convert function using the end read coordinates for the BACs proximal and 
> distal to the regions of interest, however, as far as I know the BACs have 
> not been fully sequenced.  I have some questions:
> The end reads are available for each BAC, is the "between" sequence available?
> I'm trying to find orthologous regions in human compared to dog and in some 
> cases, the regions span a breakpoint in synteny between the species. 
> According to the Ensembl synteny feature, I have a general idea of which 
> parts of dog chromosomes are orthologous to which parts of human chromosomes. 
>  However, I'm not sure how to identify specific coordinates for the 
> breakpoint in synteny.
> Thanks for any help you can provide!
>
>
>
>
> Shannon Becker
> [email protected]
> PhD candidate
> Comparative Biomedical Sciences
> College of Veterinary Medicine
> North Carolina State University
>
> http://publicationslist.org/shannon.becker
> http://www.breenlab.org
>
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