Table 2.

Composition of total amino acid in cottonseed meal oligopeptide

Amino acids	Content (%)
Aspartic acid	8.14 ± 0.12
Threonine	1.73 ± 0.03
Serine	2.66 ± 0.06
Glutamic acid	25.84 ± 0.54
Glycine	2.73 ± 0.07
Alanine	2.18 ± 0.04
Cysteine	2.29 ± 0.06
Valine	3.73 ± 0.10
Methionine	0.81 ± 0.01
Isoleucine	1.60 ± 0.02
Leucine	3.51 ± 0.11
Tyrosine	2.99 ± 0.03
Phenylalanine	5.65 ± 0.09
Lysine	2.50 ± 0.06
Histidine	1.19 ± 0.02
Arginine	7.09 ± 0.18
Proline	3.28 ± 0.05
Total amino acids	77.92 ± 0.81
AAA	33.98 ± 0.33
BAA	10.78 ± 0.14

AAA acidic amino acid (e.g., glutamic acid and aspartic acid), BAA basic amino acid (e.g., arginine, histidine, and lysine)