Table 2. Kinetic parameters and equilibrium dissociation constant of complexes of IgG2a with immobilized protein A.

Chip

kon, M-1s-1

koff, s-1

Kd, M

CM5

(1.69 ± 0.19) ∙105

(5.2 ± 0.6) ∙10-4

(3.08 ± 0.34) ∙10-9

CMD500M

(1.38 ± 0.17) ∙105

(4.67 ± 0.51) ∙10-4

(3.38 ± 0.55) ∙10-9