filterOSWdb: Filter and OSW db file

In singjc/mstools: OpenSWATH Mass Spectrometry Data Exploration

Description

This function can be used to filter an osw db file given a list of unmodified sequences

Usage

filterOSWdb(
  osw_file,
  unmodified_sequence_filter = NULL,
  modified_sequence_filter = NULL,
  random_seed = NULL,
  ratio_keep = NULL
)

Arguments

osw_file	A character vector of the absolute path and filename of the osw file. (Must be .osw format)
unmodified_sequence_filter	A character vector for extraction of specific peptide(s). I.e. c('ANSSPTTNIDHLK', 'ESTAEPDSLSR', 'NLSPTKQNGKATHPR', 'KDSNTNIVLLK', 'NKESPTKAIVR')
modified_sequence_filter	A character vector for extraction of specific peptide(s) with modifications
random_seed	(numeric) Set the seed for sampling
ratio_keep	(float) Set the fraction of sequences to keep

Value

A data.table containing spectral library information

Author(s)

Justin Sing https://github.com/singjc

singjc/mstools documentation built on June 28, 2020, 8:10 p.m.