Table 5.
Amino acid frequency and amino acid composition of the identified peptides.
| Amino acid composition of peptides identified in Hermetia illucens | Amino acid composition of patent AMPs in the APD database | ||
|---|---|---|---|
| Amino acid three letter code | Amino acid frequency | Amino acid composition (%) | Amino acid composition (%) |
| Ala | 297 | 7.98816 | 7.61 |
| Arg | 230 | 6.18612 | 5.81 |
| Asn | 258 | 6.93921 | 3.85 |
| Asp | 142 | 3.81926 | 2.65 |
| Cys | 262 | 7.04679 | 6.86 |
| Glu | 113 | 3.03927 | 2.69 |
| Gln | 166 | 4.46477 | 2.57 |
| Gly | 406 | 10.91985 | 11.56 |
| His | 89 | 2.39376 | 2.16 |
| Ile | 175 | 4.70683 | 5.93 |
| Leu | 242 | 6.50888 | 8.34 |
| Lys | 205 | 5.51372 | 9.55 |
| Met | 42 | 1.12964 | 1.25 |
| Phe | 143 | 3.84615 | 4.08 |
| Pro | 124 | 3.33513 | 4.69 |
| Ser | 270 | 7.26197 | 6.07 |
| Thr | 168 | 4.51856 | 4.51 |
| Trp | 85 | 2.28617 | 1.64 |
| Tyr | 85 | 2.28617 | 2.48 |
| Val | 216 | 5.80957 | 5.7 |
| Total | 3718 | 100 | 100 |
As it is shown, the Gly, Ala, Arg, Asn, Cys, Leu, Ser residues are the most abundant, whereas the lowest content is associated with the His, Met, Trp, Tyr residues.