Hello Jian, In short, the start coordinate should be reduced by -1.
To see a full description of the 0-based, fully closed coordinate system in use by UCSC for most of our file formats, including BED, please see this discussion: http://genomewiki.cse.ucsc.edu/index.php/Coordinate_Transforms Please feel free to contact the mailing list support team again if you would like more assistance. Warm regards, Jen UCSC Genome Browser Support On 9/11/10 10:57 PM, Yuan Jian wrote: > Hello, > > when I put 1-length block in bed file: > chr1 557204 557204 FC 2-5 0 + 557204 557204 0,0,45 1 > 1 0 > > I got an error below: > line 1 of xxx.sorted.bed: start and end coordinates the same > They need to be at least one apart > > what is the correct way to describe 1-length block? > > thanks > Jian > > > > > > _______________________________________________ > Genome maillist - [email protected] > https://lists.soe.ucsc.edu/mailman/listinfo/genome _______________________________________________ Genome maillist - [email protected] https://lists.soe.ucsc.edu/mailman/listinfo/genome
