Table 1 Band parameters of deconvoluted single components contributing to the amide I band of free β-gal in D2O and β-gal adsorbed on TiO2 (corresponding to the fitting results represented in Fig. 5)
From: Enzyme adsorption-induced activity changes: a quantitative study on TiO2 model agglomerates
Structure | Free β-gal | Adsorbed β-gal | ||||
|---|---|---|---|---|---|---|
Peak position (cm−1) | FWHM (cm−1) | Area (%) | Peak position (cm−1) | FWHM (cm−1) | Area (%) | |
Inter β-sheet | 1606 | 22 | 7 | 1606 | 22 | 5 |
β-Sheet | 1634 | 32 | 58 | 1631 | 34 | 42 |
Random | – | – | – | 1641 | 27 | 17 |
α-Helix | 1655 | 25 | 25 | 1659 | 26 | 27 |
Turn | 1675 | 23 | 10 | 1677 | 23 | 9 |