Table 2. Automated identification of P. aeruginosa peptidoglycan fragments.
Inferred structure | Mass | ∆ppm | MaxQuant | ||
---|---|---|---|---|---|
Theoretical | Observed | This work | Anderson et al. | ||
GM (anhydro) | 478.1799 | 478.1780 | 4.0 | –2.7 | + |
GM | 498.2061 | 498.2042 | 3.9 | –4.2 | + |
GM (x2) (deacetyl) | 934.3755 | 934.3706 | 5.3 | –8.6 | + |
GM (x2) (anhydro) | 956.3598 | 956.3551 | 5.0 | 6.0 | + |
GM (x2) | 976.3860 | 976.3794 | 6.7 | –6.1 | + |
GM (x3) (deacetyl) | 1412.5554 | 1412.5490 | 4.5 | –6.2 | + |
GM (x3) (anhydro) | 1434.5397 | 1434.5348 | 3.4 | –7.5 | + |
GM (x3) | 1454.5659 | 1454.5592 | 4.6 | –5.3 | + |
GM (x4) | 1932.7458 | 1932.7352 | 5.5 | –5.1 | + |
GM-AE (anhydro) | 678.2596 | 678.2567 | 4.3 | –9.1 | + |
GM-AE | 698.2858 | 698.2830 | 3.9 | –12.9 | + |
GM-AEJ (anhydro) | 850.3444 | 850.3401 | 5.1 | –10.6 | + |
GM-AEJ | 870.3706 | 870.3676 | 3.5 | –5.9 | + |
GM-AEJA (anhydro) | 921.3815 | 921.3765 | 5.4 | –9.9 | + |
GM-AEJG | 927.3920 | 927.3868 | 5.6 | –8.9 | + |
GM-AEJA | 941.4077 | 941.4045 | 3.4 | –5.0 | + |
GM-AEJC | 973.3843 | 973.3763 | 8.2 | –2072.2 | + |
GM-AEJL | 983.4593 | 983.4498 | 9.6 | –15.5 | + |
GM-AEJK | 998.4703 | 998.4624 | 8.0 | –10.6 | + |
GM-AEJM | 1001.4153 | 1001.4060 | 9.2 | –13.5 | + |
GM-AEJAA | 1012.4448 | 1012.4413 | 3.4 | –7.8 | + |
GM-AEJY (anhydro) | 1013.4091 | 1013.4242 | –14.9 | 17.8 | + |
GM-AEJF | 1017.4433 | 1017.4347 | 8.4 | –15.0 | + |
GM-AEJY | 1033.4353 | 1033.4278 | 7.2 | –5.3 | + |
GM-AEJAV | 1040.4808 | 1040.4716 | 8.8 | –14.7 | + |
GM-AEJIA | 1054.4964 | 1054.4874 | 8.5 | –11.3 | + |
GM-AEJW | 1056.4394 | 1056.4455 | –5.8 | 4.0 | + |
GM-AEJAM | 1072.4524 | 1072.4460 | 5.9 | –4.3 | + |
GM-AEJKR | 1154.5667 | 1154.5631 | 3.1 | –8.1 | + |
GM-GM-AE | 1176.4836 | 1176.4590 | 20.9 | –24.7 | + |
GM-GM-AEJ | 1348.5684 | 1348.5457 | 16.9 | –24.9 | + |
GM-GM-AEJA | 1419.6055 | 1419.5824 | 16.2 | –23.5 | + |
GM-AEJA-GM-AEJ (amidase product) | 1313.5721 | 1313.5674 | 3.5 | –11.0 | + |
GM-AEJA-GM-AEJA (amidase product) | 1384.6092 | 1384.6037 | 4.0 | –7.4 | + |
GM-AEJ-GM-AEJ (anhydro) | 1702.7042 | 1702.6976 | 3.9 | 38.3 | + |
GM-AEJ-GM-AEJ | 1722.7304 | 1722.7234 | 4.1 | –8.6 | + |
GM-AEJA-GM-AEJ (double anhydro) | 1753.7151 | 1753.7043 | 6.2 | –7.2 | + |
GM-AEJA-GM-AEJ (anhydro) | 1773.7413 | 1773.7339 | 4.2 | –11.1 | + |
GM-AEJA-GM-AEJ | 1793.7675 | 1793.7596 | 4.4 | –8.8 | + |
GM-AEJA-GM-AEJA (dacetyl) | 1822.7941 | 1822.7808 | 7.3 | –7.4 | + |
GM-AEJA-GM-AEJA (double anhydro) | 1824.7601 | 1824.7447 | 8.4 | –15.6 | + |
GM-AEJA-GM-AEJA (anhydro) | 1844.7784 | 1844.7704 | 4.3 | –8.3 | + |
GM-AEJA-GM-AEJG | 1850.7889 | 1850.8158 | –14.6 | 9.7 | + |
GM-AEJA-GM-AEJA | 1864.8046 | 1864.7962 | 4.5 | –6.6 | + |
GM-AEJA-GM-AEJK (anhydro) | 1901.8410 | 1901.8297 | 5.9 | –14.5 | + |
GM-AEJA-GM-AEJL | 1906.8562 | 1906.8452 | 5.8 | –11.3 | + |
GM-AEJA-GM-AEJK | 1921.8672 | 1921.8586 | 4.5 | –12.0 | + |
GM-AEJA-GM-AEJF | 1940.8402 | 1940.8263 | 7.2 | –8.8 | + |
GM-AEJA-GM-AEJY | 1956.8322 | 1956.8210 | 5.7 | –7.6 | + |
GM-AEJA-GM-AEJAL | 1977.8933 | 1977.8813 | 6.0 | –10.7 | + |
GM-AEJA-GM-AEJKR | 2077.9636 | 2077.9589 | 2.2 | –13.0 | + |
GM-GM-AEJ-GM-AEJ | 2200.9282 | 2200.9000 | 12.8 | –17.7 | + |
GM-GM-AEJA-GM-AEJ | 2271.9653 | 2271.9368 | 12.6 | –18.4 | + |
GM-GM-AEJA-GM-AEJA | 2343.0024 | 2342.9734 | 12.4 | 411.4 | + |
GM-AEJA-GM-AEJA-GM-AEJ (double anhydro) | 2677.1120 | 2677.1000 | 4.5 | –10.7 | + |
GM-AEJA-GM-AEJA-GM-AEJ (anhydro) | 2697.1382 | 2697.1259 | 4.6 | –8.6 | + |
GM-AEJA-GM-AEJA-GM-AEJ | 2717.1644 | 2717.1532 | 4.1 | –10.7 | + |
GM-AEJA-GM-AEJA-GM-AEJA (double anhydro) | 2748.1491 | 2748.1363 | 4.7 | –11.0 | + |
GM-AEJA-GM-AEJA-GM-AEJA (anhydro) | 2768.1753 | 2768.1674 | 2.9 | –11.2 | + |
GM-AEJA-GM-AEJA-GM-AEJA | 2788.2015 | 2788.1919 | 3.4 | –9.7 | + |
GM-AEJA-GM-AEJA-GM-AEJK (anhydro) | 2825.2379 | 2825.2205 | 6.1 | –9.3 | + |
GM-GM-AEJA-GM-AEJA-GM-AEJ | 3195.3622 | 3195.3264 | 11.2 | –14.0 | + |
GM-GM-AEJA-GM-AEJA-GM-AEJA | 3266.3993 | 3266.3630 | 11.1 | –12.5 | + |
Alternative structures were matched:.
GM-AEJ-GM-AEJK.
GM-AEJ-GM-AEJKA (anhydro).
GM-AEJ-GM-AEJKA.
GM-AEJ-GM-AEJA-GM-AEJKA (anhydro).