Table 2.
Free amino acid content from Phaseolus species grown in the Mayan Region.
| Amino Acid (mg/100 g Dry Beans) |
Phaseolus Species | |||
|---|---|---|---|---|
| P. coccineus | P. lunatus | P. polyanthus | P. vulgaris | |
| Histidine | 10.66 ± 0.57 a | 14.02 ± 0.00 a | 24.08 ± 0.32 b | 40.08 ± 0.39 c |
| Arginine | 157.71 ± 0.38 a | 127.88 ± 0.00 a | 151.84 ± 0.27 a | 380.98 ± 0.39 b |
| Threonine | 15.32 ± 0.62 a | 15.36 ± 0.0 a,b | 28.22 ± 0.51 c | 19.08 ± 0.42 b |
| Lysine | 14.33 ± 0.63 a,b | 12.80 ± 0.00 a | 14.84 ± 0.49 a,b | 16.70 ± 0.37 b |
| Valine | 15.18 ± 0.62 a,b | 14.84 ± 0.00 a,b | 27.20 ± 0.52 c | 19.07 ± 0.42 b |
| Isoleucine | 4.51 ± 0.59 a | 5.27 ± 0.00 a | 8.70 ± 0.67 c | 7.24 ± 0.46 b |
| Leucine | 12.72 ± 0.14 a | 19.09 ± 0.00 b | 20.01 ± 0.09 b | 19.18 ± 0.18 b |
| Phenylalanine | 9.14 ± 0.62 a,b | 8.68 ± 0.00 a,b | 12.08 ± 0.68 b | 10.51 ± 0.48 a,b |
| Methionine | 1.75 ± 0.76 a | 2.35 ± 0.00 a,b | 2.56 ± 0.91 a | 3.34 ± 0.57 b |
| Tryptophan | 14.13 ± 0.38 a | 12.77 ± 0.00 a | 15.14 ± 0.30 a | 48.19 ± 0.53 b |
Mean values ± SD with different lowercase letters within the same row denote significant differences based on Tukey’s test (p < 0.05).