Hello,
There are no elements at this position. The description for the Conservation 
track explains how elements are chosen.

Double checking the base table (phastCons44way) shows that the region extracted 
using the Table browser matches the Assembly browser display.

track type=wiggle_0 name="Vertebrate Cons" description="Vertebrate Conservation 
by PhastCons"
#       output date: 2009-09-23 18:44:38 UTC
#       chrom specified: chr6
#       position specified: 16236905-16236907
#       This data has been compressed with a minor loss in resolution.
#       (Worst case: 0.0078125)  The original source data
#       (before querying and compression) is available at 
#               http://hgdownload.cse.ucsc.edu/downloads.html
variableStep chrom=chr6 span=1
16236905        0
16236906        0
16236907        0

We hope this helps,
Jen

------------------------------------------------ 
Jennifer Jackson 
UCSC Genome Bioinformatics Group 

----- "zhuocheng Hou" <[email protected]> wrote:

> From: "zhuocheng Hou" <[email protected]>
> To: [email protected]
> Sent: Wednesday, September 23, 2009 10:46:23 AM GMT -08:00 US/Canada Pacific
> Subject: [Genome] difference between display and table file
>
> Hi All,
> 
> I want to download some alignment for certain human region, (i.e.,
> chr6:16,236,905-16,236,907). I can get 3bp alignments from the browser
> if I
> input chr6:16,236,905-16,236,907on the browser. However, if I input
> chr6:16,236,905-16,236,907on the table, and use phastConsElements44way
> to
> get sequences, I cannot get anything. Can someone give some
> suggestions?
> 
> Thanks,
> Zhuocheng
> _______________________________________________
> Genome maillist  -  [email protected]
> https://lists.soe.ucsc.edu/mailman/listinfo/genome
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