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. 2017 Dec 31;37(6):940–947. doi: 10.5851/kosfa.2017.37.6.940

Table 1. General amino acid composition of the A2 β-casein fraction from goat milk.

Amino acid Composition (% of total amino acid)
Essential
Histidine 4.62
Threonine 6.40
Valine 9.83
Methionine 2.01
Isoleucine 6.48
Leucine 11.91
Phenylalanine 5.81
Tryptophan 0.00
Lysine 5.73
Total essential amino acid 52.79
Non-Essential
Cystein 0.30
Asparagine 1.34
Glutamine 9.83
Serine 5.88
Glycine 1.79
Arginine 3.43
Alanine 3.80
Proline 17.71
Tyrosine 3.13

Total non-essential amino acids 47.21