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ALVNFVDNHDNQR

Sequence: ALVNFVDNHDNQR (13 residues)
Modifications: None
Monoisotopic mass: 1540.73825 Da
Calculated ions: [M+H]+ 1541.7455 · [M+Na]+ 1563.7275 · [M+K]+ 1579.7014 · [M+2H]2+ 771.3764

Observations (1)

Protein	Measured m/z	Calc. m/z	ppm	Species · tissue	Source	Status
Pancreatic alpha-amylase UniProt P04746	1427.7000	1541.7455	-7.4e+04	Homo sapiens (human) · Pancreas · Pancreatic tumour	10.1021/pr900522m	Needs review Measured m/z is outside tolerance of the theoretical m/z; Peptide sequence not found in the UniProt protein sequence