title: Ion-molecule reactions reveal facile radical migration in peptides.
abstract: Ion-molecule reactions between molecular oxygen and peptide radicals in the gas phase demonstrate that radical migration occurs easily within large biomolecules without addition of collisional activation energy.
authors: Department of Chemistry, University of California Riverside, Riverside, CA, USA.
authors: Benjamin N
authors: BN
authors: Moore
authors: Stephen J
authors: SJ
authors: Blanksby
authors: Ryan R
authors: RR
authors: Julian
mesh_terms: D000595:Amino Acid Sequence; D005609:Free Radicals / Q000737:chemistry*; D005740:Gases / Q000737:chemistry; D007477:Ions / Q000737:chemistry*; D013058:Mass Spectrometry; D010100:Oxygen / Q000737:chemistry; D010455:Peptides / Q000737:chemistry*; D013816:Thermodynamics
chemical_list: D005609:Free Radicals; D005740:Gases; D007477:Ions; D010455:Peptides; D010100:Oxygen