Premium
Determination of sulfated peptides via prompt fragmentation by UV matrix‐assisted laser desorption/ionization mass spectrometry
Author(s) -
Talbo Gert,
Roepstorff Peter
Publication year - 1993
Publication title -
rapid communications in mass spectrometry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.528
H-Index - 136
eISSN - 1097-0231
pISSN - 0951-4198
DOI - 10.1002/rcm.1290070307
Subject(s) - chemistry , sulfation , mass spectrometry , fragmentation (computing) , ionization , mass spectrum , matrix assisted laser desorption/ionization , ion , chromatography , surface enhanced laser desorption/ionization , matrix (chemical analysis) , atmospheric pressure laser ionization , laser , analytical chemistry (journal) , desorption , sample preparation in mass spectrometry , electrospray ionization , photoionization , organic chemistry , biochemistry , optics , physics , adsorption , computer science , operating system
Determination of sulfation on peptides is difficult by biochemical methods if only a few picomoles of sample are available. By varying the laser irradiance, matrix‐assisted laser desorpiion/ionization mass spectra were obtained containing fragment ions diagnostic of sulfation.