Hello Yan,

Please see this previously answered mailing list question explaining the 
error messages:

https://lists.soe.ucsc.edu/pipermail/genome/2007-November/015057.html

For an explanation of the "minimum ratio of bases that must remap" 
parameter please see these previously answered mailing list questions:

https://lists.soe.ucsc.edu/pipermail/genome/2008-March/015810.html
https://lists.soe.ucsc.edu/pipermail/genome/2011-May/025889.html

Hopefully this information was helpful and answers your question. If you 
have further questions or require clarification feel free to contact the 
mailing list at [email protected].

Regards,

Pauline Fujita
UCSC Genome Bioinformatics Group
http://genome.ucsc.edu

On 07/27/11 06:29, Yan Jiao wrote:
> Dear All,
> 
> 
> 
> I was trying to use lift genome annotations for mapping different built: 
> http://genome.ucsc.edu/cgi-bin/hgLiftOver
> 
> 
> 
> but some regions it couldn't give me the mapping result, e.g.
> 
> Failed input regions:
> 
> 
> 
>     #Split in new
> 
>     chr1:0-245500000
> 
>     #Partially deleted in new
> 
> chr21:0-46900000
> 
> 
> 
> I noticed by changing "Minimum ratio of bases that must remap" I could get 
> more regions mapped, I'm just wondering what happened when I change this 
> parameter from 0.95- 0.55
> 
> 
> 
> Many thanks
> 
> 
> 
> YAn
> 
> _______________________________________________
> Genome maillist  -  [email protected]
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