SumPeptides {DAPAR}R Documentation

Compute the intensity of proteins with the sum of the intensities of their peptides.

Description

This function computes the intensity of proteins based on the sum of the intensities of their peptides.

Usage

SumPeptides(matAdj, expr)

Arguments

matAdj

An adjacency matrix in which lines and columns correspond respectively to peptides and proteins.

expr

A matrix of intensities of peptides

Value

A matrix of intensities of proteins

Author(s)

Alexia Dorffer

Examples

require(DAPARdata)
data(Exp1_R25_pept)
protID <- "Protein.group.IDs"
M <- BuildAdjacencyMatrix(Exp1_R25_pept[1:1000], protID, FALSE)
SumPeptides(M, Biobase::exprs(Exp1_R25_pept[1:1000]))

[Package DAPAR version 1.12.11 Index]