Table 1.

Amino acid compositions of rainbow trout bone protein

Amino acids	Content (mg/g rainbow trout bone protein)
Essential amino acid
Threonine (Thr)	40
Cysteine (Cys) + Methionine (Met)	38
Lysine (Lys)	72
Phenylalanine (Phe) + Tyrosine (Tyr)	68
Isoleucine (Ile)	32
Leucine (Leu)	63
Histidine (His)	22
Tryptophan (Trp)	3
Valine (Val)	39
Nonessential amino acid
Serine (Ser)	46
Arginine (Arg)	72
Aspartic acid (Asp)	91
Glycine (Gly)	128
Glutamic acid (Glu)	132
Alanine (Ala)	80
Proline (Pro)	57
Total	983