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[Oxidation]?NHQGPKR

Sequence: NHQGPKR (7 residues)
Modifications: 1× Oxidation (HW) Unimod:35
Monoisotopic mass: 851.43620 Da
Calculated ions: [M+H]+ 852.4435 · [M+Na]+ 874.4254 · [M+K]+ 890.3994 · [M+2H]2+ 426.7254

Position in protein

Protein	Measured m/z	Calc. m/z	ppm	Species · tissue	Source	Status
Breast cancer type 1 susceptibility protein UniProt P38398	852.4000	852.4435	-51.0	Homo sapiens (human) · Pancreas · Pancreatic tumour	10.1007/s00216-010-3554-6	Approved Reported theoretical m/z differs from the calculated value