TxDb file for Drerio (ie zebrafish)
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@brodsky-michael-6422
Last seen 9.6 years ago
Hi. I am an investigator at the University of Massachusetts Medical School. I've been using the CRISPRseek package written by my colleague Julie Zhu and I'd like to perform searches on the zebrafish genome, but am unable to find a TxDb file for this widely studied organism. Is there a mechanism to request that a TxDb file be prepared for Drerio? Thank you, Mike Brodsky
Organism zebrafish CRISPRseek Organism zebrafish CRISPRseek • 1.8k views
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@james-w-macdonald-5106
Last seen 27 minutes ago
United States
Hi Mike, You don't need to request it. Instead you can make your own. See the help for makeTranscriptDbFromUCSC, in the GenomicFeatures package. Best, Jim On 2/25/2014 11:42 AM, Brodsky, Michael wrote: > Hi. I am an investigator at the University of Massachusetts Medical School. I've been using the CRISPRseek package written by my colleague Julie Zhu and I'd like to perform searches on the zebrafish genome, but am unable to find a TxDb file for this widely studied organism. Is there a mechanism to request that a TxDb file be prepared for Drerio? > > Thank you, > > Mike Brodsky > > _______________________________________________ > Bioconductor mailing list > Bioconductor at r-project.org > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor -- James W. MacDonald, M.S. Biostatistician University of Washington Environmental and Occupational Health Sciences 4225 Roosevelt Way NE, # 100 Seattle WA 98105-6099
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On 02/25/2014 12:20 PM, James W. MacDonald wrote: > Hi Mike, > > You don't need to request it. Instead you can make your own. See the > help for makeTranscriptDbFromUCSC, in the GenomicFeatures package. Yes. It's as easy as library(GenomicFeatures) txdb <- makeTranscriptDbFromUCSC("danRer7", "ensGene") or txdb <- makeTranscriptDbFromUCSC("danRer7", "refGene") depending on whether you want Ensembl or Entrez genes. For both gene models, you'll get a warning that the cds cumulative length is not a multiple of 3 for a lot of transcripts. You might safely ignore if what you do downstream with 'txdb' is not doing anything with the CDS genomic coordinates stored in this TranscriptDb object. Cheers, H. > > Best, > > Jim > > > On 2/25/2014 11:42 AM, Brodsky, Michael wrote: >> Hi. I am an investigator at the University of Massachusetts Medical >> School. I've been using the CRISPRseek package written by my colleague >> Julie Zhu and I'd like to perform searches on the zebrafish genome, >> but am unable to find a TxDb file for this widely studied organism. Is >> there a mechanism to request that a TxDb file be prepared for Drerio? >> >> Thank you, >> >> Mike Brodsky >> >> _______________________________________________ >> Bioconductor mailing list >> Bioconductor at r-project.org >> https://stat.ethz.ch/mailman/listinfo/bioconductor >> Search the archives: >> http://news.gmane.org/gmane.science.biology.informatics.conductor > -- Hervé Pagès Program in Computational Biology Division of Public Health Sciences Fred Hutchinson Cancer Research Center 1100 Fairview Ave. N, M1-B514 P.O. Box 19024 Seattle, WA 98109-1024 E-mail: hpages at fhcrc.org Phone: (206) 667-5791 Fax: (206) 667-1319
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