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[Oxidation]^2?GLHGEFGLPGPAGPR

Sequence: GLHGEFGLPGPAGPR (15 residues)
Modifications: 2× Oxidation (P) Unimod:35
Monoisotopic mass: 1492.74228 Da
Calculated ions: [M+H]+ 1493.7496 · [M+Na]+ 1515.7315 · [M+K]+ 1531.7054 · [M+2H]2+ 747.3784

Position in protein

Collagen alpha-2(I) chain residues 574–588 of 1366

Protein	Measured m/z	Calc. m/z	ppm	Species · tissue	Source	Status
Collagen alpha-2(I) chain UniProt P08123	1493.7710	1493.7496	+14.4	Homo sapiens (human) · Lung	10.1002/pmic.200800495	Approved Reported theoretical m/z differs from the calculated value