Table 4.

Percentage of secondary structural elements of TMPRSS2 and all three inhibitors in complex.

Secondary structure element	TMPRSS2	TMPRSS2- Camostat mesylate	TMPRSS2- Nafamostat	TMPRSS2- Bromhexine hydrochloride
Coil	34	29	28	28
β-Sheet	27	31	31	30
β-Bridge	3	2	2	2
Bend	15	16	17	17
Turn	15	13	13	11
Alpha Helix	2	5	6	6
3-Helix	4	4	3	5