geneModelFromTxdb {trackViewer} | R Documentation

## Prepare gene model from an object of TxDb

### Description

Generate an object of `track` for `viewTracks` by given parameters.

### Usage

    geneModelFromTxdb(txdb, orgDb, gr,
                      chrom, start, end,
                      strand=c("*", "+", "-"),
                      txdump=NULL)

### Arguments

`txdb` | An object of `TxDb`
`orgDb` | An object of "OrgDb"
`gr` | An object of GRanges.
`chrom` | chromosome name, must be a seqname of txdb
`start` | start position
`end` | end position
`strand` | strand
`txdump` | output of as.list(txdb), a list of data frames that can be used to make the db again with no loss of information.

### Value

An object of `track`

### Author(s)

Jianhong Ou

### See Also

See Also as `importScore`, `importBam`, `viewTracks`

### Examples

        library(TxDb.Hsapiens.UCSC.hg19.knownGene)
        library(org.Hs.eg.db)
        trs <- geneModelFromTxdb(TxDb.Hsapiens.UCSC.hg19.knownGene,
                                 org.Hs.eg.db,
                                 chrom="chr20",
                                 start=22560000,
                                 end=22565000,
                                 strand="-")

[Package trackViewer version 1.14.1 Index]