Seems like you'd get much faster results by simply
bulk-downloading the fasta files one time,
and then use something faFrags to grab a region.

Also, you could make a .2bit file and twoBitToFa
options to select any subset region from the 2bit file.

-Galt


On Fri, 14 Nov 2008, Gupta, Ashutosh (NIH/NCI) [F] wrote:

> Hi,
>
> I want to be able to download genome sequences (without repeat masking,
> all upper case) for a given chrNum with start & end coordinates.
>
>
>
> Here is how it is done on the browser: chrX:151,073,054-151,383,976 with
> (0,0) flanking sequences upstream & downstream.
>
> http://genome.ucsc.edu/cgi-bin/hgc?hgsid=115827007&o=151073053&g=getDna&;
> i=mixed&c=chrX&l=151073053&r=151383976&db=hg18&hgsid=115827007
>
>
>
> Is there a way to stitch together a url so that this data can be
> generated (as if one was to press the getDNA button) or by the following
> link:
>
> http://genome.ucsc.edu/cgi-bin/hgc?hgsid=115827007&g=htcGetDna2&table=&i
> =mixed&o=151073053&l=151073053&r=151383976&getDnaPos=chrX%3A151%2C073%2C
> 054-151%2C383%2C976&db=hg18&hgSeq.cdsExon=1&hgSeq.padding5=0&hgSeq.paddi
> ng3=0&hgSeq.casing=upper&boolshad.hgSeq.maskRepeats=1&hgSeq.repMasking=l
> ower&boolshad.hgSeq.revComp=1&submit=get+DNA
>
>
>
> The FAQs page suggests not to use the hgsid variable, and I am not sure
> how to query without that.
>
>
>
> My question is pretty much the same as answered on the following page:
>
> http://www.soe.ucsc.edu/pipermail/genome/2008-August/017039.html
>
> , the only thing different is that I am not using a web browser.
>
> So creating or setting a session would not be helpful.
>
>
> My program accepts a url & reads the content of the given url in html or
> txt format. No browser is involved.
>
>
>
> All the necessary information has to be given in a single (or multiple)
> link(s) / string(s), based on parameters defined in the example above:
>> hg18_dna range=chrX:151073054-151383976 5'pad=0 3'pad=0 strand=+
> repeatMasking=none
>
>
>
> Any help would be much appreciated.
>
> Thanks,
>
> Ashutosh.
>
>
>
> PS: Is there a way to get the whole desired sequence in one line?
>
> _______________________________________________
> Genome maillist  -  [email protected]
> http://www.soe.ucsc.edu/mailman/listinfo/genome
>
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