| AminoAcid | Mass | Peptide | NumSpectra | KnownChemistry | Protein | PeptideStartPosition | Charge | BestSpectrumFile | ScanNumber | BytePosition | BestUnmodifiedSpectrumFile | ScanNumber | BytePosition |
| S | 28 | R.AS+28EFDTIVCVTGQHR.E | 1 | formaldehyde S | PG_0120 | 28 | 2 | PG-ppc2-SF1-11.mzXML | 6849 | 34681827 | - | - | - |
| S | 28 | S.MPMGS+28ARAGDGQDQANPDYHYVGEWAGK.D | 2 | formaldehyde S | PG_0176 | 43 | 2 | PG-nm-SF1-10.mzXML | 9786 | 54222540 | - | - | - |
| S | 28 | R.TGHIEIVGAGPGDPDLVS+28VR.G | 2 | formaldehyde S | PG_0211 | 366 | 2 | PG-pp-SF1-03.mzXML | 12348 | 98450020 | - | - | - |
| S | 28 | R.S+28KPHVNVGTIGHVDHG.K | 5 | formaldehyde S | PG_0387 | 9 | 2 | PG-pp3-SF2-13.mzXML | 5034 | 24707299 | PG-nm-SF4-13.mzXML | 6420 | 49197888 |
| S | 28 | R.S+28KPHVNVGTIGHVDHGK.T | 22 | formaldehyde S | PG_0387 | 9 | 2 | PG-pp-SF4-13.mzXML | 5703 | 34926421 | PG-pp3-SF1-14.mzXML | 3047 | 2804413 |
| S | 28 | R.S+28KPHVNVGTIGHVDHGK.T | 1 | formaldehyde S | PG_0387 | 9 | 1 | PG-pp2-SF4-13.mzXML | 4641 | 19207879 | PG-pp-PF1-13.mzXML | 5903 | 33380930 |
| S | 28 | R.PS+28MNSVAMTYK.L | 4 | formaldehyde S | PG_0692 | 36 | 2 | PG-ppc2-SF1-16.mzXML | 3993 | 14491631 | PG-pp-PF1-01.mzXML | 6598 | 41136267 |
| S | 28 | R.EHSFS+28LNTYAMYTPAVWVR.I | 1 | formaldehyde S | PG_1006 | 714 | 2 | PG-nm-PF-05.mzXML | 13028 | 149230959 | - | - | - |
| S | 28 | R.TVALSTPS+28AELK.R | 14 | formaldehyde S | PG_1210 | 414 | 2 | PG-ppc2-SF1-09.mzXML | 6297 | 29175677 | - | - | - |
| S | 28 | A.S+28AIQCGYDTVTVACDER.G | 7 | formaldehyde S | PG_1305 | 608 | 2 | PG-ppc2-SF1-11.mzXML | 7226 | 37852899 | - | - | - |
| S | 28 | R.FTESGYPAFVPTS+28DLK.Q | 1 | formaldehyde S | PG_1553 | 431 | 2 | PG-ppc2-SF3-09.mzXML | 7683 | 40558466 | - | - | - |
| S | 28 | G.DTLCDES+28HPIVLESMDFPDPVIG.I | 1 | formaldehyde S | PG_1940 | 393 | 2 | PG-ppc2-SF4-08.mzXML | 10397 | 64180308 | - | - | - |
| S | 28 | R.TGDTLCDES+28HPIVLESMDFPDPVIGIAVEPK.T | 1 | formaldehyde S | PG_1940 | 391 | 2 | PG-ppc-SF1-01.mzXML | 14735 | 118082113 | - | - | - |
| S | 28 | R.PRMES+28IVL.K | 1 | formaldehyde S | PG_2023 | 248 | 2 | PG-ppc2-SF3-03.mzXML | 6369 | 29522578 | - | - | - |
| S | 28 | K.LHRPRMES+28IVL.K | 1 | formaldehyde S | PG_2023 | 245 | 2 | PG-ppc-SF4-06.mzXML | 7481 | 61823477 | - | - | - |
| S | 28 | I.FSS+28VANMWCDGDR.F | 3 | formaldehyde S | PG_2101 | 184 | 2 | PG-nm-SF4-02.mzXML | 10156 | 97026010 | - | - | - |
| S | 28 | K.S+28SGSSYPSLLQCLK.A | 4 | formaldehyde S | TRYP_PIG | 134 | 2 | PG-ppc2-PF-03.mzXML | 7836 | 46764579 | PG-ppc2-PF-03.mzXML | 7779 | 46330237 |
| S | 28 | R.S+28LDLDSIIAEVK.A | 8 | formaldehyde S | K2C1_HUMAN | 343 | 2 | PG-pp2-SF1-08.mzXML | 11735 | 90510688 | PG-nm-SF4-01.mzXML | 13566 | 101923869 |
| S | 28 | R.GRLDS+28ELK.N | 1 | formaldehyde S | K2C3_HUMAN | 270 | 2 | PG-pp2-SF3-04.mzXML | 3429 | 10913109 | - | - | - |
| S | 28 | R.GRLDS+28ELK.N | 1 | formaldehyde S | K2C3_HUMAN | 270 | 1 | PG-pp2-SF1-11.mzXML | 3521 | 12485320 | - | - | - |