Table 1.
Amino acid composition (%) of eggplant leaf protein isolate and enzymatic protein hydrolysates *.
| Amino Acid | ELI | AH | CH | PH | TH |
|---|---|---|---|---|---|
| Aspartic + asparagine | 11.01 | 12.27 | 13.48 | 12.67 | 13.05 |
| Threonine | 4.55 | 4.80 | 4.38 | 5.12 | 4.40 |
| Serine | 5.56 | 5.41 | 5.30 | 5.85 | 5.20 |
| Glutamic + glutamine | 12.42 | 15.79 | 14.60 | 12.85 | 13.83 |
| Proline | 5.20 | 5.12 | 4.81 | 5.29 | 5.34 |
| Glycine | 5.15 | 4.73 | 5.23 | 4.93 | 5.17 |
| Alanine | 6.13 | 7.09 | 6.66 | 6.54 | 6.83 |
| Cysteine | 2.63 | 1.03 | 1.65 | 1.08 | 1.49 |
| Valine | 5.41 | 6.31 | 6.13 | 6.39 | 6.34 |
| Methionine | 1.86 | 1.41 | 1.46 | 1.44 | 1.46 |
| Isoleucine | 4.32 | 4.60 | 4.36 | 5.03 | 4.69 |
| Leucine | 7.78 | 8.65 | 8.17 | 9.07 | 8.11 |
| Tyrosine | 4.68 | 3.88 | 3.50 | 4.23 | 3.32 |
| Phenylalanine | 5.63 | 4.44 | 4.82 | 4.04 | 4.65 |
| Histidine | 3.35 | 2.65 | 3.38 | 3.02 | 3.21 |
| Lysine | 6.63 | 6.05 | 5.64 | 6.45 | 5.94 |
| Arginine | 5.94 | 4.71 | 4.97 | 4.95 | 5.48 |
| Tryptophan | 1.74 | 1.08 | 1.44 | 1.07 | 1.47 |
| BCAA | 17.52 | 19.56 | 18.66 | 20.48 | 19.14 |
| HAA | 45.38 | 43.61 | 43.02 | 44.17 | 43.72 |
| AAA | 12.05 | 9.40 | 9.76 | 9.34 | 9.45 |
| PCAA | 15.93 | 13.40 | 13.99 | 14.42 | 14.63 |
| NCAA | 23.44 | 28.05 | 28.08 | 25.52 | 26.89 |
| EAA | 45.96 | 43.86 | 43.29 | 45.84 | 43.60 |
| SCAA | 4.49 | 2.44 | 3.12 | 2.52 | 2.95 |
* ELI, eggplant leaf protein isolate; AH, alcalase hydrolysate; CH, chymotrypsin Hydrolysate; PH, pepsin hydrolysate; TH, trypsin hydrolysate; BCAA, branched-chain amino acids; HAA, hydrophobic amino acids; AAA, aromatic amino acids; PCAA, positively-charged amino acids; NCAA, negatively-charged amino acids; EAA, essential amino acids; SCAA, sulfur-containing amino acids.