Preparation of ACE Inhibitory Peptides from Mytilus coruscus Hydrolysate Using Uniform Design

Table 4

Amino acid compositions of ACE inhibitory peptides from Mytilus coruscus.

Amino acid	Free amino acid content (mmol/g)	Amino acid in peptides (mmol/g)
Aspartic acid	0.009	0.449
Threonine	0.016	0.209
Serine	0.012	0.246
Glutamatic acid	0.013	0.578
Glycine	0.052	0.565
Alanine	0.027	0.558
Valine	0.009	0.155
Methionine	0.013	0.359
Isoleucine	0.018	0.157
Leucine	0.069	0.336
Tyrosine	0.000	0.089
Phenylalanine	0.020	0.146
Histidine	0.104	0.106
Lysine	0.068	0.419
Arginine	0.029	0.230
Cysteine	Not detected	Not detected
Proline	Not detected	Not detected
Tryphtophan	Not detected	Not detected