TABLE 2.

Helical content of apomyoglobin

Glass composition	Adsorbed (% helix)	Encapsulated (% helix)
100% TMOS	21	18*
5% Methyl	22	21*
5% Propyl	24	30*
5% F3-propyl	24	57†
5% Hexyl	28	67*

^*From CD spectra in Menaa et al. (7).

^†For a representative spectrum of this glass at 4% modification, see Rocha and Eggers (6). Helical content calculated with CDNN software.