Table 3 Amino acid composition of protein hydrolysates (Alcalase+Flavourzyme) from different body parts of the North Atlantic sea cucumber (Mole %)
Name | Hydrolysates | ||
|---|---|---|---|
Body wall | Flower | Internal organs | |
Essential AA (EAA) | |||
 Histidine (His) | 1.56 | 1.70 | 2.06 |
 Isoleucine (Ile) | 3.59 | 3.58 | 4.27 |
 Leucine (Leu) | 5.37 | 5.38 | 6.45 |
 Lysine (Lys) | 4.77 | 5.13 | 7.74 |
 Methionine (Met) | 1.85 | 1.71 | 2.36 |
 Phenylalanine (Phe) | 3.91 | 3.95 | 4.37 |
 Threonine (Thr) | 5.18 | 5.30 | 5.84 |
 Tryptophan (Trp) | 1.06 | 1.10 | 1.49 |
 Valine (Val) | 4.54 | 4.71 | 5.35 |
Total EAA | 31.84 | 32.56 | 39.93 |
Non EAA (NEEA) | |||
 Alanine (Ala) | 5.88 | 5.72 | 4.93 |
 Arginine (Arg) | 9.71 | 9.90 | 9.90 |
 Aspartic acid +Asparagine (Asp+Asn) | 9.53 | 9.56 | 9.16 |
 Cystine (Cys) | 1.33 | 1.55 | 1.79 |
 Glutamic acid +Glutamine (Glu + Gln) | 14.61 | 14.50 | 14.06 |
 Glycine (Gly) | 11.14 | 10.56 | 5.82 |
 Proline (Pro) | 6.18 | 5.90 | 4.27 |
 Serine (Ser) | 6.09 | 5.98 | 5.60 |
 Tyrosine (Tyr) | 3.68 | 3.77 | 4.53 |
Total NEAA | 68.16 | 67.44 | 60.07 |
EAA/ NEAA | 0.47 | 0.48 | 0.66 |
Total polar AA | 56.47 | 57.39 | 60.68 |
Total hydrophobic AA | 43.53 | 42.61 | 39.32 |
Total Aromatic AA | 7.59 | 7.72 | 8.91 |
Branched chain AA | 13.50 | 13.67 | 16.07 |