Table 4.
Amino acid contents of shrimp meat and byproducts (g/100 g sample).
| Amino Acids |
Head | Shell + Tail | Meat | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L.v | M.r | P.m | F.c | P.j | L.v | M.r | P.m | F.c | P.j | L.v | M.r | P.m | F.c | P.j | |
| Lys | 0.86 ± 0.01 bc | 0.85 ± 0.02 bcd | 0.83 ± 0.04 cd | 0.88 ± 0.00 b | 0.85 ± 0.02 d | 0.74 ± 0.01 e | 0.86 ± 0.00 bc | 0.66 ± 0.03 g | 0.71 ± 0.00 ef | 0.68 ± 0.0 fg | 1.69 ± 0.01 a | 1.71 ± 0.01 a | 1.70 ± 0.01 a | 1.71 ± 0.01 a | 1.71 ± 0.00 a |
| Phe | 0.60 ± 0.01 i | 0.68 ± 0.01 g | 0.60 ± 0.01 i | 0.62 ± 0.00 h | 0.68 ± 0.01 hi | 0.73 ± 0.01 ef | 0.87 ± 0.01 a | 0.69 ± 0.00 g | 0.74 ± 0.01 e | 0.72 ± 0.00 f | 0.80 ± 0.02 d | 0.81 ± 0.00 cd | 0.82 ± 0.01 bcd | 0.82 ± 0.00 bc | 0.83 ± 0.01 b |
| Leu | 0.82 ± 0.00 ef | 0.82 ± 0.02 ef | 0.83 ± 0.03 ef | 0.84 ± 0.00 de | 0.82 ± 0.02 a | 0.76 ± 0.00 g | 0.87 ± 0.00 d | 0.70 ± 0.03 h | 0.74 ± 0.00 gh | 0.73 ± 0.00 gh | 1.49 ± 0.01 c | 1.51 ± 0.01 bc | 1.53 ± 0.01 ab | 1.52 ± 0.00 bc | 1.56 ± 0.01 a |
| IIe | 0.56 ± 0.00 g | 0.61 ± 0.01 ef | 0.58 ± 0.01 g | 0.58 ± 0.01 g | 0.61 ± 0.01 g | 0.61 ± 0.01 ef | 0.76 ± 0.00 d | 0.61 ± 0.01 ef | 0.60 ± 0.00 f | 0.62 ± 0.00 e | 0.82 ± 0.02 c | 0.87 ± 0.01 a | 0.81 ± 0.02 c | 0.82 ± 0.01 c | 0.84 ± 0.01 b |
| Val | 0.61 ± 0.00 g | 0.65 ± 0.01 f | 0.62 ± 0.01 g | 0.63 ± 0.01 f | 0.65 ± 0.01 g | 0.73 ± 0.02 d | 0.83 ± 0.00 b | 0.69 ± 0.01 e | 0.75 ± 0.00 c | 0.72 ± 0.00 d | 0.83 ± 0.00 b | 0.88 ± 0.00 a | 0.84 ± 0.01 b | 0.85 ± 0.00 b | 0.88 ± 0.00 a |
| Thr | 0.54 ± 0.00 gh | 0.55 ± 0.00 gh | 0.52 ± 0.02 i | 0.53 ± 0.00 hi | 0.55 ± 0.00 hi | 0.59 ± 0.01 d | 0.67 ± 0.00 c | 0.55 ± 0.01 fg | 0.57 ± 0.00 ef | 0.58 ± 0.00 de | 0.76 ± 0.00 b | 0.75 ± 0.00 b | 0.76 ± 0.01 b | 0.76 ± 0.00 b | 0.79 ± 0.00 a |
| Met | 0.50 ± 0.00 fg | 0.56 ± 0.02 cde | 0.54 ± 0.01 def | 0.57 ± 0.00 bcde | 0.56 ± 0.02 g | 0.57 ± 0.14 bcd | 0.61 ± 0.00 ab | 0.62 ± 0.02 a | 0.52 ± 0.01 ef | 0.55 ± 0.00 cde | 0.55 ± 0.00 cde | 0.54 ± 0.00 def | 0.57 ± 0.00 bcd | 0.55 ± 0.00 cde | 0.59 ± 0.00 abc |
| Arg | 0.93 ± 0.00 e | 0.77 ± 0.00 g | 0.79 ± 0.03 g | 0.95 ± 0.00 e | 0.77 ± 0.00 g | 0.94 ± 0.00 e | 0.95 ± 0.00 e | 0.83 ± 0.02 f | 0.92 ± 0.01 e | 0.94 ± 0.00 e | 2.01 ± 0.01 b | 1.78 ± 0.01 d | 1.77 ± 0.01 d | 1.89 ± 0.01 c | 2.12 ± 0.01 a |
| His | 0.29 ± 0.00 j | 0.40 ± 0.00 d | 0.30 ± 0.01 ij | 0.31 ± 0.00 hi | 0.40 ± 0.00 fg | 0.32 ± 0.00 gh | 0.45 ± 0.00 b | 0.31 ± 0.00 gh | 0.34 ± 0.00 e | 0.33 ± 0.00 ef | 0.40 ± 0.00 d | 0.47 ± 0.01 a | 0.40 ± 0.00 d | 0.42 ± 0.00 c | 0.45 ± 0.00 b |
| Tyr | 0.48 ± 0.01 hi | 0.55 ± 0.00 f | 0.48 ± 0.00 hi | 0.51 ± 0.01 g | 0.55 ± 0.00 i | 0.53 ± 0.00 g | 0.65 ± 0.00 d | 0.49 ± 0.01 h | 0.57 ± 0.01 e | 0.48 ± 0.00 hi | 0.69 ± 0.00 c | 0.71 ± 0.01 bc | 0.72 ± 0.01 ab | 0.70 ± 0.00 c | 0.72 ± 0.01 a |
| Ala# | 0.83 ± 0.00 j | 0.74 ± 0.00 k | 0.86 ± 0.03 ij | 0.86 ± 0.00 i | 0.74 ± 0.00 k | 1.00 ± 0.02 f | 0.93 ± 0.00 g | 1.05 ± 0.01 e | 1.05 ± 0.00 e | 0.90 ± 0.00 h | 1.14 ± 0.00 cd | 1.12 ± 0.01 d | 1.37 ± 0.01 a | 1.25 ± 0.00 b | 1.17 ± 0.01 c |
| Gly# | 0.99 ± 0.04 e | 0.67 ± 0.01 h | 0.92 ± 0.01 f | 0.98 ± 0.01 e | 0.67 ± 0.01 f | 1.20 ± 0.01 cd | 0.92 ± 0.00 f | 1.16 ± 0.02 d | 1.22 ± 0.00 c | 1.18 ± 0.00 cd | 1.38 ± 0.00 b | 0.86 ± 0.00 g | 1.52 ± 0.01 a | 1.36 ± 0.00 b | 1.56 ± 0.01 a |
| Pro | 0.68 ± 0.00 f | 0.58 ± 0.00 h | 0.63 ± 0.00 g | 0.73 ± 0.00 e | 0.58 ± 0.00 h | 0.80 ± 0.02 d | 0.83 ± 0.01 c | 0.88 ± 0.01 b | 0.97 ± 0.01 a | 0.79 ± 0.00 d | 0.79 ± 0.00 d | 0.65 ± 0.00 g | 0.86 ± 0.01 b | 0.97 ± 0.01 a | 0.81 ± 0.01 d |
| Glu# | 1.73 ± 0.00 ghi | 1.56 ± 0.03 j | 1.74 ± 0.05 fgh | 1.76 ± 0.00 fg | 1.56 ± 0.03 i | 1.74 ± 0.02 fgh | 1.83 ± 0.01 e | 1.69 ± 0.04 hi | 1.79 ± 0.01 ef | 1.69 ± 0.00 hi | 3.11 ± 0.00 c | 3.00 ± 0.01 d | 3.24 ± 0.03ab | 3.19 ± 0.01b | 3.27 ± 0.02a |
| Ser | 0.52 ± 0.01 hi | 0.57 ± 0.01 g | 0.52 ± 0.01 hi | 0.53 ± 0.00 h | 0.57 ± 0.01 i | 0.67 ± 0.00 e | 0.79 ± 0.00 a | 0.65 ± 0.01 f | 0.68 ± 0.00 e | 0.64 ± 0.00 f | 0.74 ± 0.00 cd | 0.76 ± 0.00 bc | 0.73 ± 0.01 d | 0.74 ± 0.00 d | 0.76 ± 0.00 b |
| Asp# | 1.20 ± 0.01 i | 1.27 ± 0.00 f | 1.21 ± 0.03 hi | 1.25 ± 0.00 fg | 1.27 ± 0.00 i | 1.31 ± 0.01 e | 1.46 ± 0.00 c | 1.23 ± 0.03 gh | 1.35 ± 0.01 d | 1.31 ± 0.00 e | 1.98 ± 0.00 b | 2.06 ± 0.00 a | 2.00 ± 0.02 b | 2.00 ± 0.01 b | 2.04 ± 0.01 a |
| TAA | 12.14 | 11.83 | 11.97 | 12.53 | 11.83 | 13.24 | 14.23 | 12.81 | 13.52 | 12.86 | 19.18 | 18.48 | 19.64 | 19.55 | 20.10 |
| EAA | 4.49 | 4.72 | 4.52 | 4.65 | 4.72 | 4.73 | 5.47 | 4.52 | 4.63 | 4.60 | 6.94 | 7.07 | 7.03 | 7.03 | 7.20 |
| NEAA | 7.65 | 7.11 | 7.45 | 7.88 | 7.11 | 8.51 | 8.76 | 8.29 | 8.89 | 8.26 | 12.24 | 11.41 | 12.61 | 12.52 | 12.90 |
| DAA | 4.75 | 4.24 | 4.73 | 4.85 | 4.24 | 5.25 | 5.14 | 5.13 | 5.41 | 5.08 | 7.61 | 7.04 | 8.13 | 7.80 | 8.04 |
| EAA/NEAA | 0.59 | 0.66 | 0.61 | 0.59 | 0.66 | 0.56 | 0.62 | 0.55 | 0.52 | 0.56 | 0.57 | 0.62 | 0.56 | 0.56 | 0.56 |
| EAA/TAA | 0.37 | 0.40 | 0.38 | 0.37 | 0.40 | 0.36 | 0.38 | 0.35 | 0.35 | 0.36 | 0.36 | 0.38 | 0.36 | 0.36 | 0.36 |
| DAA/TAA | 0.39 | 0.36 | 0.40 | 0.39 | 0.36 | 0.40 | 0.36 | 0.40 | 0.40 | 0.40 | 0.40 | 0.38 | 0.41 | 0.40 | 0.40 |
Note: Values in the same row that do not share the same superscript letter are significantly different (p < 0.05). # and DAA refer to the delicious amino acid, EAA refers to the essential amino acid, TAA refers to the total amino acid, NEAA refers to the non-essential amino acid.