Hello, The null ranges are the regions in or between between contigs on the unmapped chromosome (chrUn) that do not have any sequence yet. Hope this helps, Jennifer
------------------------------------------------ Jennifer Jackson UCSC Genome Bioinformatics Group ----- "Xinwei Han" <[email protected]> wrote: > From: "Xinwei Han" <[email protected]> > To: [email protected] > Sent: Wednesday, August 26, 2009 10:35:43 AM GMT -08:00 US/Canada Pacific > Subject: [Genome] null ranges in uc009ski.1 > > Hello, > > I searched uc009ski.1 in gene sorter and finally went to check the > genomic > sequences on this web page: > http://genome.ucsc.edu/cgi-bin/hgc?hgsid=141273455&g=htcDnaNearGene&i=uc009ski.1&c=chrUn_random&l=4834599&r=4838176&o=knownGene&boolshad.hgSeq.promoter=0&hgSeq.promoterSize=1000&hgSeq.utrExon5=on&boolshad.hgSeq.utrExon5=0&hgSeq.cdsExon=on&boolshad.hgSeq.cdsExon=0&hgSeq.utrExon3=on&boolshad.hgSeq.utrExon3=0&hgSeq.intron=on&boolshad.hgSeq.intron=0&boolshad.hgSeq.downstream=0&hgSeq.downstreamSize=1000&hgSeq.granularity=feature&hgSeq.padding5=0&hgSeq.padding3=0&boolshad.hgSeq.splitCDSUTR=0&hgSeq.casing=exon&boolshad.hgSeq.maskRepeats=0&hgSeq.repMasking=lower&submit=submit > > There is "# Null range for mm9_knownGene_uc009ski.1_5" on this web > page. > What does that mean? This "null range" splits continuous coding > sequence > into two exons as shown in the webpage. What is the reason for split > instead > of treat them as one exon? > > Thank you. > > Best, > Xinwei > -- > Xinwei Han > Ph.D. student in Genetics Program > Pennsylvania State University > 416 Life Sciences Building, > State College, PA 16802 > Tel:814-865-3233 (office) > _______________________________________________ > Genome maillist - [email protected] > https://lists.soe.ucsc.edu/mailman/listinfo/genome _______________________________________________ Genome maillist - [email protected] https://lists.soe.ucsc.edu/mailman/listinfo/genome
