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[Oxidation]?GENGVVGPTGPVGAAGPAGPNGPPGPAGSR

Sequence: GENGVVGPTGPVGAAGPAGPNGPPGPAGSR (30 residues)
Modifications: 1× Oxidation (P) Unimod:35
Monoisotopic mass: 2566.25243 Da
Calculated ions: [M+H]+ 2567.2597 · [M+Na]+ 2589.2416 · [M+K]+ 2605.2156 · [M+2H]2+ 1284.1335

Position in protein

Collagen alpha-2(I) chain residues 748–777 of 1366

Protein	Measured m/z	Calc. m/z	ppm	Species · tissue	Source	Status
Collagen alpha-2(I) chain UniProt P08123	2567.2200	2567.2597	-15.5	Homo sapiens (human) · Pancreas · Pancreatic tumour	10.1007/s00216-010-3554-6	Approved Reported theoretical m/z differs from the calculated value