Table 5.
Identification of peptides from alcalase whey protein hydrolysate
| Peptide Identified from Whey protein hydrolysates | Peptides reported in literature | |||||
|---|---|---|---|---|---|---|
| Protein fragment | Peptide sequence | Mass (m/z) | Protein fragment | Peptide sequence | Activity | References |
| β-lg f(146–150) | HIRLS | 624.4 | β-lg f(145–149) | MHIRL | Antioxidant activity | Hernandez-Ledesma et al. (2005a) |
| β-lg f(75–82) | KTKIPAVF | 902.9 | β-lg f(72–79) | IAEKTKIP | Antioxidant activity | Sadat et al. (2011) |
| β-lg f(24–32) | MAASDISLL | 935.5 | β-lg f(19–29) | WYSLAMAASDI | Antioxidant activity | Hernandez-Ledesma et al. (2005a) |
| β-lg f(123–131) | VRTPEVDDE | 1058.7 | – | – | – | – |
| β-lg f(122–131) | LVRTPEVDDE | 1171.8 | – | – | – | – |
| β-lg f(123–134) | VRTPEVDDEALE | 1371.9 | – | – | – | – |
| β-lg f(122–134) | LVRTPEVDDEALE | 1484.9 | – | – | – | – |
| β-CN f(170–175) |
VLPVPQ | 651.7 | β-CN f(169–176) | KVLPVPQK | Antioxidant activity | Rival et al. (2001) |
| β-CN f(176–182) | KAVPYPQ | 801.5 | β-CN f(177–183) | AVPYPQR | Antioxidant activity | Rival et al. (2001) |
| β-CN f(183–190) | RDMPIQAF | 992.8 | β-CN f(177–183) | AVPYPQR | Antioxidant activity | Rival et al. (2001) |
| β-CN f(166–175) | SQSKVLPVPQ | 1081.9 | β-CN f(169–176) | KVLPVPQK | Antioxidant activity | Rival et al. (2001) |