Research Article
Effect of Low-Frequency Ultrasonic-Assisted Enzymolysis on the Physicochemical and Antioxidant Properties of Corn Protein Hydrolysates
Table 5
Amino acid sequence of purified peptide (F2, F3, and F15) identified using UPLC-ESI-MS.
| Fraction number | Peptide sequence | Calculated mass | Probability of certainty | Activity |
| F2 | SGV | 261.28 | 100 | Antioxidant | FNV | 378.44 | 100 | | AL | 202.25 | 100 | | MT | 250.32 | 100 | | SPL | 315.37 | 100 | | LAH | 339.40 | 100 | | PEA | 315.33 | 100 | | YPQ | 406.45 | 100 | | LDV | 345.40 | 100 | | ENN | 375.34 | 100 | | EDL | 375.38 | 100 | | EPDE | 488.46 | 100 | | LPF | 375.47 | 100 | Antioxidant |
| F3 | LLPH | 478.60 | 100 | Antioxidant | LLPF | 478.60 | 100 | Antioxidant | FLPF | 512.62 | 100 | Antioxidant | VGA | 245.29 | 100 | | PAAQ | 385.43 | 100 | | AAV | 259.30 | 100 | | LGA | 259.30 | 100 | | AH | 226.24 | 100 | | AHL | 339.39 | 100 | Antioxidant | LAH | 339.40 | 100 | | RLQ | 415.50 | 100 | |
| F15 | LGV | 287.36 | 100 | Antioxidant | SHL | 355.39 | 100 | | SPGA | 330.34 | 100 | | NGGGA | 374.35 | 100 | | PSAQ | 401.43 | 100 | | VGSP | 358.40 | 100 | | TNLA | 417.47 | 100 | | ANLT | 417.47 | 100 | | SPSP | 385.43 | 100 | | ALSP | 386.45 | 100 | | MM | 280.41 | 100 | | SF | 252.27 | 100 | | SH | 242.24 | 100 | | SHQ | 370.37 | 100 | | HSQ | 370.38 | 100 | | SPL | 315.37 | 100 | |
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