Hello,

You have extracted the component chromosome fragments from the Assembly 
track. Scroll/search in your browser/text output by ">" to find them all.

A better method is to use the "Get DNA" Tool for a single, genomic 
sequence in fasta format.

To do this:
1) go to Assembly browser for mm9
2) enter the position and submit
3) I turned on the Assembly & Gap tracks for a quick look. There is a 
complete tiling path of fragments for this region and no gaps. Notice 
how the first contig is "AL806510.12",... the entire set was in your 
original output (when I duplicated your steps). You can skip this part 
for your actual query - this is just informative in case you do extract 
a region with gaps in the future and want to be able to view the source 
sequence.
4) click on "DNA" in the top blue navigation bar
5) change variables or leave as default to retrieve the same output as I 
have below:

>mm9_dna range=chr4:45671438-47737119 5'pad=0 3'pad=0 strand=+ 
>repeatMasking=none
GTCCAGTACTTTTCTTCCACCATGTGGGTTTTGGAGGTCACTCTGGTTGC
CAAGCTTGGTAGCAAACACCCTTACTGGTAAGTTGTCTTAGCAGTCCCCT
TGTAAAATTCATACCCTATGCATGAAGGATTGAGGTGGTATACTCTCTGC
AGTAATTTGAGTAAGCGTGACCCCCATAGACTTATATATTTGAATGCCTA
GGGAGTGGAACTGTTTGAAAGTATTAGAAAGATTAGGAGATGTGGCCTTT
..... more sequence .....

Thanks,
Jennifer Jackson
UCSC Genome Bioinformatics Group

ps. Your message was bounced from the mailing list originally because of the 
attachment. Now, the graphic was very useful, but next time perhaps just list 
the steps to duplicate your query. Or send an email first asking the question 
stating that you wish to send a graphic and we can arrange for you to send one 
directly to our mailing list support person.


Subject: get genomic sequence from table browser
From: Yueming Ding <[email protected]>
Date: Fri, 29 May 2009 15:16:57 -0400
To: "[email protected]" <[email protected]>

Hi, I am trying to get mouse genomic sequences from Table Browser for a 
region (chr4:45671438-47737119). I used the following options (see 
enclosed screen shot). But the output sequence I got is 
chr4:45604984-45698070:

 >mm9_gold_AL806510.12 range=chr4:45604984-45698070 5'pad=0 3'pad=0 
strand=+ repeatMasking=none

CCAGCCATTCTGCCTCCAACAATGGGGCTGGAAGGGCCCTCTTCACGCTC

……
Could you please tell me what I did is wrong? Thanks,
Yueming Ding

The Jackson Laboratory
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