Table 3. Amino acid content of the Crassostrea gigas (Magallana gigas) along the year in Gadeok-do, Gyeongsangnam-do

Amino acid (%) 2021 2022
Mar Apr May June July Aug Sep Oct Nov Dec Jan Feb
Aspartic acid 5.58 5.72 5.95 5.19 5.64 5.55 5.60 5.59 5.47 5.64 5.48 5.77
Threonine 2.39 2.46 2.57 2.70 2.59 2.49 2.50 2.07 2.03 2.10 1.96 2.03
Serine 2.56 2.63 2.73 2.88 2.76 2.67 2.70 1.79 1.75 1.80 1.73 1.75
Glutamic acid 7.41 7.62 7.96 8.18 7.86 7.55 7.63 8.35 8.17 8.44 7.82 7.91
Proline 3.72 3.81 3.92 5.17 1.90 4.54 2.76 2.37 2.66 2.36 3.96 2.53
Glycine 3.25 3.34 3.48 3.48 3.35 3.21 3.25 3.69 3.61 3.74 3.69 3.93
Alanine 3.03 3.12 3.24 3.29 3.17 3.07 3.09 3.31 3.23 3.34 2.76 2.91
Valine 2.53 2.62 2.72 2.70 2.77 2.48 2.51 2.59 2.53 2.61 2.52 2.67
Isoleucine 2.33 2.41 2.51 2.46 2.43 2.27 2.29 2.39 2.33 2.41 2.25 2.38
Leucine 3.72 3.84 4.00 4.01 4.22 3.69 3.73 3.73 3.66 3.78 3.40 3.61
Tyrosine 2.05 2.12 2.22 1.88 1.75 1.74 1.75 1.93 1.89 1.97 1.77 1.88
Phenylalanine 2.14 2.23 2.32 2.32 2.17 2.14 2.17 1.96 1.92 2.00 1.92 2.03
Histidine 1.65 1.71 1.79 2.19 2.31 2.33 2.30 1.52 1.44 1.49 1.55 1.61
Lysine 4.70 4.81 5.09 4.58 4.13 3.96 4.01 3.88 3.77 3.90 4.03 4.28
Arginine 5.22 5.29 5.65 3.73 3.67 3.51 3.56 4.08 3.81 3.91 4.26 4.50
Cysteine 0.77 0.81 0.88 0.34 0.33 0.33 0.34 0.34 0.41 0.34 0.41 0.42
Methionine 0.83 0.91 1.00 0.33 0.34 0.33 0.42 0.31 0.36 0.41 0.33 0.33