Processing of adductomic mass spectral datasets


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Documentation for package ‘adductomicsR’ version 1.3.0

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adductQuant Adduct quantification for adductomicsR
AdductQuantif-class AdductQuantif class The AdductQuantif class contains a peak integral matrix, peak ranges and region of integration, the isotopic distribution identified for each integrated peak and the target table of peaks integrated.
AdductSpec-class AdductSpec class
adductSpecGen Constructor of AdductSpec object deconvolute spectra MS2 and MS1 levels
c-method AdductQuantif class The AdductQuantif class contains a peak integral matrix, peak ranges and region of integration, the isotopic distribution identified for each integrated peak and the target table of peaks integrated.
c-method AdductSpec class
digestMod modified 'Digest' function (from OrgMassSpecR package)
dotProdMatrix dot product matrix calculation
dotProdSpectra dot product calculation
dynamicNoiseFilter Dynamic Noise filtration
filterAdductTable filter samples with low QC and features with large missing values Removes adducts that have not been integrated with many missing values and provides QC on samples
findPeaks identify peaks
generateTargTable Make a target table for adductomicsR quantificaton using specSimPep results
groupMS2spec,rtDevModels,sumAdductType,Parameters,AdductSpec-class AdductSpec class
groupMS2spec-method AdductSpec class
IsotopicDistributionMod modified function from package OrgMassSpecR
loessWrapperMod wrapper script for loess modeling
ms2Group group MS/MS precursor masses
nAdjPeaks remove lower intensity adjacent peaks
outputPeakTable output peak table from AdductQuantif object
peakIdData,predIsoDist,targTable,AdductQuantif,AdductQuantif-class AdductQuantif class The AdductQuantif class contains a peak integral matrix, peak ranges and region of integration, the isotopic distribution identified for each integrated peak and the target table of peaks integrated.
peakIdQuant_newMethod Adduct Peak quant
peakIntegrate integrate a peak from a peak table with peak start and peak end retention times
peakListId peak list Identification
peakRangeSum raw eic signal intensity and mass summation and spike removal.
Peptides,specPepMatches,AdductSpec-class AdductSpec class
predIsoDist-method AdductQuantif class The AdductQuantif class contains a peak integral matrix, peak ranges and region of integration, the isotopic distribution identified for each integrated peak and the target table of peaks integrated.
probPeaks potentially problematic peak identification
retentionCorr loess-based retention time deviation correction
rtDevModelling MS/MS spectrum grouping and retention time deviation modelling for adductomicsR
rtDevModelSave extract and save retention time deviation models from adductSpec class object
show,c,file.paths,peakQuantTable,AdductQuantif,AdductQuantif-class AdductQuantif class The AdductQuantif class contains a peak integral matrix, peak ranges and region of integration, the isotopic distribution identified for each integrated peak and the target table of peaks integrated.
show,c,Specfile.paths,adductMS2spec,metaData,AdductSpec-class AdductSpec class
signalGrouping Signal grouping
specPepMatches-method AdductSpec class
specSimPepId spectral similarity based adducted peptide identification for adductomicsR
spectraCreate Deconvolute both MS2 and MS1 levels scans adductomics
truePeakTrough true peak and trough detection
x AdductSpec class