Peptide name | Peptide sequence | Expected mass (Da) | Measured mass [M+H]+ (Da) | Mass error (ppm) |
Human insulin A chain | GIVEQCCTSICSLYQLENYCN | 2382.0001 | 2383.0117 | 1.8 |
Human insulin B chain | FVNQHLCGSHLVEALYLVCGERGFFYTPKT | 3427.6846 | 3428.7033 | 3.3 |
Insulin aspart A chain | GIVEQCCTSICSLYQLENYCN | 2382.0001 | 2383.0080 | 0.3 |
Insulin aspart B chain | FVNQHLCGSHLVEALYLVCGERGFFYTDKT | 3445.6588 | 3446.6760 | 2.9 |