Table 2.

Results of direct fluorescence anisotropy titrations with ExoI and RecO. IC50 values are shown for comparison.

mSSB	IC50 on ExoI (µM)	EC50 on ExoI (µM)	IC50 on RecO (µM)	EC50 on RecO (µM)
F-wtSSB	4.54 ± 0.34	0.35 ± 0.04	4.66± 0.24	0.37 ± 0.03
F-4Cl-Phe2	0.56 ± 0.03	0.15 ± 0.02	0.41 ± 0.27	0.26 ± 0.01
F-4F-Phe2	1.93 ± 0.81	0.36 ± 0.03	0.52 ± 0.28	0.23 ± 0.02
F-4CF3-Phe2	0.33 ± 0.02	0.04 ± 0.002	0.56 ± 0.42	0.18 ± 0.03
F-NM-Asp3	3.88 ± 0.13	0.86 ± 0.11	1.88 ± 0.09	0.27 ± 0.04
F-Glu5	1.49 ± 0.10	0.11 ± 0.01	1.41 ± 0.55	0.20 ± 0.02
F-Leu6	0.92 ± 0.06	0.20 ± 0.03	3.23 ± 0.16	0.31 ± 0.03
F-nLe6	2.68 ± 0.54	0.20 ± 0.01	9.36 ± 0.08	0.20 ± 0.01
F-Pip7	0.89 ± 0.14	0.09 ± 0.01	3.31 ± 0.44	0.25 ± 0.03
F-3Cl-Phe8	3.40 ± 2.41	0.25 ± 0.02	0.36 ± 0.04	0.22 ± 0.03
F-4CF3-Phe8	0.39 ± 0.07	0.09 ± 0.01	5.97 ± 2.43	0.26 ± 0.02