β-Carboline Silver Compound Binding Studies with Human Serum Albumin: A Comprehensive Multispectroscopic Analysis and Molecular Modeling Study

Table 3

Effect of the Ag(I) compounds on the α-helical structure of HSA (model protein) expressed as percentage α-helix character.

Concentration (mM)	% α-helix
	1 (ClO4^−)	2 (NO3^−)	3 (PF6^−)	4 (BF4^−)
0	67.03	67.03	67.03	67.03
20	64.07	62.85	63.57	65.25
40	62.23	61.61	62.57	63.82
60	58.59	58.41	60.37	61.53
80	50.18	52.02	56.31	56.66
100	35.63	42.73	47.18	47.52