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Preliminary

## load R package
library(msDiaLogue)
## preprocessing
fileName <- "../inst/extdata/Toy_Spectronaut_Data.csv"
dataSet <- preprocessing(fileName,
                         filterNaN = TRUE, filterUnique = 2,
                         replaceBlank = TRUE, saveRm = TRUE)
## transformation
dataTran <- transform(dataSet, logFold = 2)
## annotation-based filtering
dataFiltAnno <- filterOutIn(dataTran, listName = "ALBU_BOVIN",
                            removeList = TRUE, saveRm = TRUE)
## normalization
dataNorm <- normalize(dataFiltAnno, normalizeType = "median")
## data-driven filtering
dataFilt <- filterNA(dataNorm, minProp = 0.51, by = "cond", saveRm = TRUE)
## imputation
dataImput <- impute.min_local(dataFilt)

pullProteinPath

The function pullProteinPath() allows you to see the quantitative values associated with specific proteins at each step of processing, using either the exact match argument listname, or the text match argument regexName, or both.

This can be useful for questions such as,

  • “Which of the values for my favorite protein were actually measured, vs. imputed?”
  • “Why didn’t my favorite protein make it to the final list? At what step was it filtered out?”.

It can also be used to check whether the fold-change observed for a specific protein is an artifact from one of the processing steps.

Check <- pullProteinPath(
  listName = c("LYSC_CHICK", "BGAL_ECOLI"),
  regexName = c("BOVIN"),
  by = "PG.ProteinNames",
  dataSetList = list(Initial = dataSet,
                     Transformed = dataTran,
                     Normalized = dataNorm,
                     Imputed = dataImput))
PG.ProteinNames PG.Genes PG.ProteinAccession PG.ProteinAccessions PG.ProteinDescriptions PG.ProteinName R.Condition R.Replicate Initial Transformed Normalized Imputed
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 100fmol 1 108811.839 16.73148 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 100fmol 2 98828.470 16.59264 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 100fmol 3 101598.443 16.63252 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 100fmol 4 99355.873 16.60032 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 200fmol 1 132136.026 17.01166 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 200fmol 2 105138.414 16.68193 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 200fmol 3 113944.784 16.79798 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 200fmol 4 115019.734 16.81152 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 50fmol 1 131830.656 17.00833 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 50fmol 2 116311.560 16.82764 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 50fmol 3 104564.526 16.67403 NA NA
ALBU_BOVIN ALB CON__P02769 CON__P02769 Bovine serum albumin ALBU_BOVIN 50fmol 4 123775.117 16.91736 NA NA
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 100fmol 1 23121.661 14.49696 4.645080 4.645080
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 100fmol 2 27456.118 14.74484 5.274795 5.274795
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 100fmol 3 24838.926 14.60032 4.620371 4.620371
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 100fmol 4 20619.410 14.33172 4.685813 4.685813
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 200fmol 1 41429.571 15.33837 6.004221 6.004221
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 200fmol 2 50769.826 15.63168 6.077079 6.077079
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 200fmol 3 45150.455 15.46245 6.077462 6.077462
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 200fmol 4 42463.095 15.37392 6.256076 6.256076
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 50fmol 1 16139.561 13.97831 4.783498 4.783498
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 50fmol 2 15811.830 13.94872 5.021220 5.021220
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 50fmol 3 15935.567 13.95996 5.294049 5.294049
BGAL_ECOLI lacZ P00722 P00722 Beta-galactosidase BGAL_ECOLI 50fmol 4 15485.397 13.91862 4.840452 4.840452
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 100fmol 1 9690.868 13.24241 3.390533 3.390533
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 100fmol 2 10850.332 13.40545 3.935406 3.935406
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 100fmol 3 8684.345 13.08420 3.104257 3.104257
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 100fmol 4 11078.152 13.43543 3.789528 3.789528
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 200fmol 1 19328.703 14.23846 4.904306 4.904306
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 200fmol 2 18274.136 14.15752 4.602911 4.602911
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 200fmol 3 16244.333 13.98765 4.602658 4.602658
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 200fmol 4 19116.837 14.22256 5.104710 5.104710
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 50fmol 1 8234.339 13.00744 3.812621 3.812621
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 50fmol 2 7605.903 12.89290 3.965407 3.965407
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 50fmol 3 5484.956 12.42126 3.755350 3.755350
CYC_BOVIN CYCS CON__P62894 CON__P62894 Cytochrome c CYC_BOVIN 50fmol 4 6424.339 12.64933 3.571163 3.571163
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 100fmol 1 13713.424 13.74330 3.891424 3.891424
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 100fmol 2 13035.651 13.67018 4.200130 4.200130
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 100fmol 3 12066.374 13.55870 3.578761 3.578761
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 100fmol 4 13296.061 13.69871 4.052809 4.052809
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 200fmol 1 23180.376 14.50062 5.166465 5.166465
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 200fmol 2 21816.062 14.41310 4.858498 4.858498
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 200fmol 3 26937.736 14.71734 5.332350 5.332350
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 200fmol 4 22846.437 14.47968 5.361835 5.361835
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 50fmol 1 7750.717 12.92011 3.725298 3.725298
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 50fmol 2 7440.498 12.86118 3.933687 3.933687
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 50fmol 3 6121.150 12.57959 3.913673 3.913673
LYSC_CHICK LYZ P00698 P00698 Lysozyme C LYSC_CHICK 50fmol 4 6524.873 12.67173 3.593565 3.593565
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 100fmol 1 14036.363 13.77688 3.925004 3.925004
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 100fmol 2 15621.794 13.93127 4.461227 4.461227
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 100fmol 3 16821.601 14.03803 4.058083 4.058083
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 100fmol 4 14676.159 13.84119 4.195285 4.195285
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 200fmol 1 18834.474 14.20109 4.866936 4.866936
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 200fmol 2 20674.320 14.33555 4.780947 4.780947
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 200fmol 3 26795.966 14.70973 5.324737 5.324737
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 200fmol 4 17007.867 14.05391 4.936069 4.936069
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 50fmol 1 11845.641 13.53207 4.337253 4.337253
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 50fmol 2 12697.176 13.63222 4.704723 4.704723
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 50fmol 3 12536.008 13.61379 4.947876 4.947876
TRFE_BOVIN TF CON__Q0IIK2 CON__Q0IIK2 Serotransferrin (UP merge to Q29443) TRFE_BOVIN 50fmol 4 11443.279 13.48221 4.404044 4.404044

trimFASTA