Table 1.
Peptides from the acid digestion of ribonuclease A identified by MASCOT
| Position | Obs. | Mr(expt) | Mr(calc) | Delta | Miss | Sequence |
|---|---|---|---|---|---|---|
| 1–13 | 1546.5000 | 1545.4926 | 1546.7496 | −1.2570 | 0 | -.KETAAAKFERQHM.D |
| 1–14 | 1660.6000 | 1659.5926 | 1661.8371 | −2.2444 | 1 | -.KETAAAKFERQHMD.S |
| 1–14 | 1661.7000 | 1660.6926 | 1661.8371 | −1.1444 | 1 | -.KETAAAKFERQHMD.S |
| 15–37 | 2496.1000 | 2495.0926 | 2496.7533 | −1.6606 | 0 | D.SSTSAASSSNYCNQMMKSRNLTK.D |
| 15–38 | 2611.1000 | 2610.0926 | 2611.8407 | −1.7480 | 1 | D.SSTSAASSSNYCNQMMKSRNLTKD.R |
| 39–53 | 1715.7000 | 1714.6926 | 1715.9275 | −1.2349 | 1 | D.RCKPVNTFVHESLAD.V |
| 39–82 | 4852.7000 | 4851.6926 | 4855.4469 | −3.7543 | 2 | D.RCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSIT.D |
| 39–83 | 4968.5000 | 4967.4926 | 4970.5343 | −3.0417 | 3 | D.RCKPVNTFVHESLADVQAVCSQKNVACKNGQTNCYQSYSTMSITD.C |
| 54–82 | 3156.9000 | 3155.8926 | 3157.5347 | −1.6421 | 0 | D.VQAVCSQKNVACKNGQTNCYQSYSTMSIT.D |
| 54–83 | 3270.9000 | 3269.8926 | 3272.6221 | −2.7295 | 1 | D.VQAVCSQKNVACKNGQTNCYQSYSTMSITD.C |
| 84–120 | 4125.0000 | 4123.9926 | 4127.6406 | −3.6480 | 0 | D.CRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHF.D |
| 84–121 | 4240.5000 | 4239.4926 | 4242.7280 | −3.2354 | 1 | D.CRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFD.A |
| 84–124 | 4498.3000 | 4497.2926 | 4500.0143 | −2.7217 | 2 | D.CRETGSSKYPNCAYKTTQANKHIIVACEGNPYVPVHFDASV.- |