Antimicrobial Peptide from the Eusocial Bee Halictus sexcinctus Interacting with Model Membranes
Table 1
Hal-1 secondary structure in the presence of SDS.
| SDS
(mM) | CD | FTIR | Fluorescence | -helix
(%) | -sheet
(cm−1) | -helix/unordered
(cm−1) | -turn
(cm−1) | (nm) |
| | 0 | 12 | 1626 (m), 1640 (s), 1685 (w) | 1654 (m) | 1672 (w) | 356 | | 0.016 | 12 | 1626 (w), 1640 (m), 1684 (w) | 1653 (m) | 1672 (w) | — | | 0.16 | 13 | 1624 (w), 1687 (w) | 1655 (m) | — | — | | 2 | 54 | 1624 (w), 1685 (w) | 1656 (s) | — | 331 | | 4 | 60 | 1624 (w), 1685 (w) | 1656 (s) | — | 331 | | 8 | 53 | 1624 (w), 1685 (w) | 1655 (s) | — | 331 | | 16 | 53 | 1624 (w), 1685 (w) | 1655 (s) | — | 331 |
|
|
s: strong, m: medium; w: weak; : fluorescence maximum of the tryptophan band.
|
