write_homer {universalmotif} | R Documentation

## Export motifs in HOMER format.

### Description

Convert DNA motifs to HOMER format and write to file. See http://homer.ucsd.edu/homer/motif/.

### Usage

    write_homer(motifs, file, logodds_threshold = 0.6, overwrite = FALSE,
      append = FALSE)

### Arguments

`motifs` | See `convert_motifs()` for acceptable formats.
`file` | `character(1)` File name.
`logodds_threshold` | `numeric` Stringency required for HOMER to match a motif. See `scan_sequences()`.
`overwrite` | `logical(1)` Overwrite existing file.
`append` | `logical(1)` Add to an existing file.

### Value

NULL, invisibly.

### Author(s)

Benjamin Jean-Marie Tremblay, b2tremblay@uwaterloo.ca

### References

Heinz S, Benner C, Spann N, Bertolino E, Lin YC, Laslo P, Cheng JX, Murre C, Singh H, Glass CK (2010). “Simple combinations of lineage-determining transcription factors prime cis-regulatory elements required for macrophage and B cell identities.” Molecular Cell, 38(4), 576–589.

### See Also

`read_homer()`

Other write_motifs: `write_jaspar()`, `write_matrix()`, `write_meme()`, `write_motifs()`, `write_transfac()`

### Examples

    motif <- create_motif()
    write_homer(motif, tempfile())

[Package universalmotif version 1.8.5 Index]