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   Go to http://genome.ucsc.edu/ ►► Click "table" ►► Specify the fields required (clade: mammal, genome:human etc.) ►► In "track" filed, select "UCSC gene" ►► get output gene file
 
   Go to http://genome.ucsc.edu/ ►► Click "table" ►► Specify the fields required (clade: mammal, genome:human etc.) ►► In "track" filed, select "UCSC gene" ►► get output gene file
 
   
 
   
  1. Gene file used should be of [http://genome.ucsc.edu/FAQ/FAQformat#format9 GenePred table format]
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  1. Gene file used should be of [http://genome.ucsc.edu/FAQ/FAQformat#format9 GenePred table format]. The following 11 fields are required and must be of the same order as shown below:
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    string  name;              "Name of gene"
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    string  chrom;              "Chromosome name"
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    char[1] strand;            "+ or - for strand"
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    uint    txStart;            "Transcription start position"
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    uint    txEnd;              "Transcription end position"
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    uint    cdsStart;          "Coding region start"
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    uint    cdsEnd;            "Coding region end"
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    uint    exonCount;          "Number of exons"
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    uint[exonCount] exonStarts; "Exon start positions"
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    uint[exonCount] exonEnds;  "Exon end positions"
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  2. A detailed instruction on using the table browser could be found at [http://genome.ucsc.edu/cgi-bin/hgTables?command=start#Help genome.ucsc.edu/cgi-bin/hgTables].
 
  2. A detailed instruction on using the table browser could be found at [http://genome.ucsc.edu/cgi-bin/hgTables?command=start#Help genome.ucsc.edu/cgi-bin/hgTables].
 
  3. One can specify the region to be the whole genome or any particular gene position (e.g. chr21:33031597-33041570).
 
  3. One can specify the region to be the whole genome or any particular gene position (e.g. chr21:33031597-33041570).
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