readChromatogramHeader: Get chromatogram header from a mzML file

In DIAlignR: Dynamic Programming Based Alignment of MS2 Chromatograms

Description

Get a table of chromatogram indices and respective transition IDs.

Usage

readChromatogramHeader(mzmlName)

Arguments

mzmlName

(char) path to mzml file.

Value

(A data-frame) It has 10 columns. The two important columns are:

chromatogramId	(integer) Fragment-ion ID that matches with transition ID in osw file.
chromatogramIndex	(integer) Index of chromatogram in mzML file.

Author(s)

Shubham Gupta, [e-mail]

ORCID: 0000-0003-3500-8152

License: (c) Author (2019) + GPL-3 Date: 2019-12-13

Examples

dataPath <- system.file("extdata", package = "DIAlignR")
mzmlName <-paste0(dataPath,"/mzml/hroest_K120809_Strep0%PlasmaBiolRepl2_R04_SW_filt.chrom.mzML")
## Not run: 
chromHead <- readChromatogramHeader(mzmlName = mzmlName)

## End(Not run)

DIAlignR documentation built on Nov. 8, 2020, 8:22 p.m.