TABLE 2.

Interaction data from SPR

Protein interaction	KD (M)	ka (M−1 s−1)	kd (s−1)	t1/2 (s)a
Ad21 knob-CD46-D2	284 × 10−9	1.35 × 106	0.383	1.8
Ad11 knob-CD46-D2	13 × 10−9	1.18 × 106	0.015	46.2
Ad35 knob-CD46-D2	19 × 10−9	1.86 × 106	0.035	19.8

^at_1/2 = 0.693·k_d⁻¹.