Peptide 106.05 163.072 264.12 294.168 395.216 420.221 452.237 557.28 100 200 300 400 500 600 700 800 Mass / charge Peptide 90.0555 204.098 261.12 320.172 377.194 424.183 491.237 580.284 100 200 300 400 500 600 700 800 Mass / charge Peptide 6 118.087 189.088 255.146 375.167 441.225 512.226 542.273 629.305 100 200 300 400 500 600 700 800 Mass / charge