Research Article
Prediction and Evaluation of Bioactive Properties of Cowpea Protein Hydrolysates
Table 3
Structural changes in the predicted main cowpea proteins under different pH and temperature treatment for enzymatic hydrolysis.
| | | 7SG3 | 8SG | VIC | | 55°C, pH7 | 70°C, pH8 | 55°C, pH7 | 70°C, pH8 | 55°C, pH7 | 70°C pH8 |
| | Secondary structure descriptors | | No strands | 27 (30.49%) | 28 (30.72%) | 25 (29.09%) | 26 (29.53%) | 25 (28.06) | 25 (27.39%) | | No beta sheets | 4 | 6 | 6 | 4 | 6 | 6 | | No beta hairpins | 6 | 6 | 5 | 6 | 5 | 5 | | No beta bulges | 6 | 4 | 8 | 9 | 5 | 6 | | No helices | 11 (15.92%) | 11 (14.13%) | 11 (12.93%) | 8 (10.35%) | 9 (13.03%) | 10 (12.92%) | | Helix-helix interactions | 4 | 4 | 4 | 4 | 4 | 4 | | No beta turns | 73 | 71 | 83 | 91 | 77 | 74 | | No gamma turns | 11 | 13 | 19 | 19 | 10 | 11 |
| | Overall structure descriptors | | Volume (nm3) | 89.309 | 88.318 | 93.190 | 92.839 | 88.243 | 86.655 | | SAS (nm2) | 211.836 | 210.991 | 226.506 | 226.260 | 208.161 | 207.840 |
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SAS, solvent accessible surface.
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