TABLE 1.
Total amino acid composition of CP, SP, CPH, SPH, SPH30:CPH70, SPH70:CPH30, and SPH50:CPH50 obtained by RP‐HPLC
| Amino acid composition (g/100 g protein) | CP | CPH | SP | SPH | SPH30:CPH70 | SPH70:CPH30 | SPH50:CPH50 |
|---|---|---|---|---|---|---|---|
| hydrophobicity | |||||||
| Aspartic acid | 5.49 | 6.07 | 10.93 | 12.36 | 7.92 | 10.52 | 10.08 |
| Glutamic acid | 21.99 | 24.53 | 16.36 | 27.07 | 25.28 | 26.16 | 25.27 |
| Serine | 4.35 | 4.82 | 4.31 | 4.82 | 4.95 | 5.0 | 4.75 |
| Glycine | 2.42 | 2.73 | 19.63 | 3.79 | 3.11 | 3.33 | 3.06 |
| Histidine | 2.09 | 2.24 | 2.01 | 2.45 | 2.10 | 2.54 | 2.43 |
| Arginine | 8.96 | 8.51 | 5.54 | 6.50 | 7.45 | 7.10 | 7.47 |
| Threonine | 2.93 | 3.06 | 3.59 | 3.52 | 3.21 | 3.47 | 3.34 |
| Cysteine | 2.71 | 2.19 | 0.64 | 0.74 | 1.56 | 0.99 | 1.53 |
| Tyrosine | 4.38 | 4.32 | 2.05 | 2.15 | 3.22 | 3.04 | 3.21 |
| Lysine | 1.32 | 1.80 | 7.00 | 8.19 | 3.72 | 6.09 | 5.03 |
| 56.64 | 60.27 | 72.06 | 71.38 | 62.52 | 68.24 | 66.17 | |
| Hydrophobic | |||||||
| Alanine | 8.31 | 9.10 | 5.28 | 5.21 | 7.86 | 6.68 | 7.04 |
| Proline | 1.49 | 1.65 | 2.57 | 3.11 | 2.09 | 2.60 | 2.76 |
| Valine | 4.42 | 4.24 | 4.77 | 4.43 | 4.11 | 4.27 | 4.31 |
| Methionine | 3.88 | 3.51 | 1.20 | 1.08 | 2.58 | 1.83 | 2.59 |
| Isoleucine | 3.38 | 3.03 | 2.99 | 3.49 | 3.19 | 3.35 | 3.16 |
| Leucine | 16.09 | 13.83 | 8.73 | 8.23 | 11.92 | 9.77 | 10.28 |
| Phenylalanine | 5.78 | 4.38 | 2.40 | 2.87 | 5.72 | 3.23 | 3.69 |
| Tryptophan | ‐ | ‐ | ‐ | ‐ | ‐ | ‐ | ‐ |
| 43.35 | 39.74 | 27.94 | 28.42 | 37.47 | 31.73 | 33.83 | |
Note: CP and SP indicate unhydrolyzed protein of corn and soy, respectively. CPH, SPH, and different mixing ratio indicate hydrolysates of corn and soy, mixtures, respectively.