Table 2.
Peptide Code | Sequence | GRAVY a | %Ha a | Net Charge | tR | Purity b | Purification Yield | |
---|---|---|---|---|---|---|---|---|
Crude | Purified | |||||||
1 | Fc-Ahx-RLLR | N.D. | N.D. | +2 | 6.0 | 65 | 95 | 6 |
2 | Fc-Ahx-RLLRRLLR | N.D. | N.D. | +4 | 7.2 | 77 | 90 | 28 |
3 | AcOx-Ahx-RLLR | N.D. | N.D. | +2 | 4.4 | 46 | 99 | 10 |
4 | KKWQWK | −2.8 | 33 | +3 | 3.7 | 94 | 98 | 48 |
5 | IHSMNSTIL | 0.6 | 44 | +1 | 4.3 | 71 | 81 | 71 |
6 | PNNNKILVPK | −0.9 | 30 | +2 | 3.0 | 71 | 91 | 60 |
7 | LYIKGSGSTANLASSNYFPT | −0.1 | 30 | +1 | 4.9 | 55 | 72 | 16 |
8 | VSGLQYRVFR | −1.8 | 40 | +2 | 3.6 | 54 | 92 | 35 |
9 | N(Glc(Ac4))-Ahx-RWQWRWQWR | N.D. | N.D. | N.D. | 6.0 | 64 | 76 | 61 |
10 | RWQWRWQWR-Ahx-N(Glc(Ac4)) | N.D. | N.D. | N.D. | 6.4 | 60 | 66 | 70 |
11 | N(Glc(Ac4))-Ahx-RWQWRWQWR-Ahx-N(Glc(Ac4)) | N.D. | N.D. | N.D. | 6.6 | 66 | 80 | 13 |
12 | KKWQWKAKKLG | −1.8 | 36 | +5 | 3.9 | 89 | 99 | 63 |
13 | RRWQWRKKKLG | −2.5 | 27 | +6 | 3.8 | 91 | 99 | 66 |
14 | (RRWQWRKKKLG)2-K-Ahx | −2.2 | 29 | +13 | 4.4 | 73 | 93 | 27 |
15 | Fc-Ahx-RRWQWR | N.D. | N.D. | +3 | 5.8 | 72 | 92 | 13 |
16 | AcFer-Ahx-RWQWRWQWR | N.D. | N.D. | +3 | 6.7 | 70 | 89 | 15 |
17 | RKKKMKKALQYIKLLKE | −1.2 | 35 | +7 | 4.9 | 61 | 86 | 7 |
18 | RYRRKKK | −3.8 | 0 | +6 | 0.7 | 93 | 99 | 41 |
19 | KMKKALQY | −1.1 | 37 | +3 | 3.1 | 84 | 98 | 42 |
20 | YIKLLKE | −0.1 | 42 | +1 | 4.2 | 99 | 99 | 26 |
21 | MKKALQYIKLLKE | −0.3 | 46 | +3 | 5.2 | 86 | 99 | 28 |
22 | FYFY | 0.8 | N.D. | 0 | 5.2 | 57 | 83 | 7 |
23 | KLLKKLLK | −0.1 | 50 | +4 | 4.0 | 90 | 99 | 55 |
24 | KLLK | −0.1 | N.D. | +2 | 1.6 | 89 | 92 | 53 |
%HA: Percentage of hydrophobic amino acids, GRAVY: Hydrophobicity. a Evaluated by prediction through the use of the online computer tool APD3: Antimicrobial Peptide Calculator and Predictor (http://aps.unmc.edu/AP/). b Chromatographic purity measured by area percentage. AcOx: Oxolinic acid, Fc: ferrocen motif, Glc(Ac4): Tetra acetylated Glucose, Ahx: 6-aminohexanoic residue, AcFer: Ferulic acid.