readMzIdData: Import peptide-spectrum matches
In MSnbase: Base Functions and Classes for Mass Spectrometry and Proteomics

Description Usage Arguments Details Value Author(s) See Also Examples

View source: R/functions-addIdentificationData.R

Reads as set of mzId files containing PSMs an generates a data.frame.

1	readMzIdData(files)

files

A character of mzid files.

This function uses the functionality provided by the mzR package to access data in the mzId files. An object of class mzRident can also be coerced to a data.frame using as(, "data.frame").

A data.frame containing the PSMs stored in the mzId files.

Laurent Gatto

filterIdentificationDataFrame() to filter out unreliable PSMs.

idf <- "TMT_Erwinia_1uLSike_Top10HCD_isol2_45stepped_60min_01-20141210.mzid"
f <- msdata::ident(full.names = TRUE, pattern = idf)
basename(f)
readMzIdData(f)