Table 8.
Amino acid composition of rapeseeds and meal.
| Amino Acids | Seed | Meal | ||
|---|---|---|---|---|
| nmol/g | % | nmol/g | % | |
| Alanine | 2081.39 ± 60.32 b | 5.37 | 2497.15 ± 58.12 a | 5.46 |
| Glycine | 2192.27 ± 119.30 b | 5.65 | 2886.41 ± 140.32 a | 6.31 |
| α-aminobutiric acid | 449.56 ± 1.69 a | 1.16 | 429.01 ± 12.17 a | 0.94 |
| Valine * | 1353.73 ± 33.90 b | 3.49 | 2473.47 ± 47.92 a | 5.41 |
| β-aminobutiric acid | 9.57 ± 0.05 b | 0.03 | 10.07 ± 0.14 a | 0.02 |
| Leucine * | 305.04 ± 8.16 a | 0.79 | 352.93 ± 17.06 a | 0.77 |
| Isoleucine * | 518.95 ± 21.26 a | 1.34 | 590.55 ± 12.22 a | 1.29 |
| Threonine * | 661.81 ± 0.46 a | 1.71 | - | - |
| Serine | 828.72 ± 5.45 b | 2.14 | 10,207.99 ± 97.43 a | 22.33 |
| Proline | 2761.80 ± 4.36 a | 7.12 | 1315.84 ± 29.51 b | 2.88 |
| Asparagine | 2931.65 ± 26.37 a | 7.56 | 2435.22 ± 51.38 b | 5.33 |
| Thioproline | 1991.27 ± 10.83 a | 5.13 | 1163.17 ± 21.95 b | 2.55 |
| Aspartic acid | 5912.94 ± 204.58 a | 15.24 | 1866.28 ± 46.35 b | 4.08 |
| Methionine * | 1015.11 ± 0.91 a | 2.62 | 648.43 ± 25.56 b | 1.42 |
| 3/4-Hidroxiproline | 672.65 ± 0.26 a | 1.73 | 708.95 ± 41.18 a | 1.5 |
| Phenylalanine * | 444.97 ± 27.45 b | 1.15 | 735.80 ± 3.49 a | 1.61 |
| Glutamic acid | 7728.82 ± 116.04 a | 19.92 | 1930.72 ± 23.71 b | 4.22 |
| α-aminoadipic acid | 462.50 ± 1.18 b | 1.19 | 569.67 ± 2.24 a | 1.25 |
| Glutamine | 7728.82 ± 116.04 b | 3.21 | 8818.06 ± 4.69 a | 19.29 |
| Ornithine | - | - | 597.93 ± 3.11 a | 1.31 |
| Glycylproline | 508.17 ± 2.77 a | 1.31 | 472.08 ± 8.71 b | 1.03 |
| Hidroxylysine | 528.23 ± 3.18 a | 1.36 | 524.77 ± 2.24 a | 1.15 |
| Proline-Hydroxyproline | 508.41 ± 2.97 a | 1.31 | 446.33 ± 3.21 b | 0.98 |
| Histidine * | 779.33 ± 11.84 b | 2.01 | 1042.54 ± 77.08 a | 2.28 |
| Lysine * | 601.01 ± 2.18 a | 1.55 | 596.36 ± 68.16 a | 1.31 |
| Tyrosine | 458.58 ± 9.18 a | 1.18 | 462.59 ± 20.18 a | 1.01 |
| Tryptophan * | 532.58 ± 1.83 a | 1.37 | 534.27 ± 0.68 a | 1.17 |
| Cystathionine | 649.52 ± 7.04 a | 1.67 | 661.12 ± 0.81 a | 1.45 |
| Cystine | 662.08 ± 2.45 b | 1.71 | 732.86 ± 1.66 a | 1.60 |
| Total AAs | 38,795.21 | 45,710.55 | ||
| Essential AAs, % | 16.01 | 15.26 | ||
| Non-essential AAs, % | 83.99 | 84.74 | ||
AAs: amino acids. The symbol * means essential AAs. Values are presented as mean ± standard deviation. When followed by different superscript letters (a,b), values are statistically different at the 95% confidence level.