Table 1.

Antibody binding kinetics to KIT D4-D5

Fab	Ka, 1/Ms	Kd, 1/s	Kd, M
KTN37	(1.5 ± 0.4) × 107	(3.6 ± 0.5) × 10−3	(2.5 ± 0.3) × 10−10
Fab19	(1.0 ± 0.7) × 106	(6.6 ± 0.2) × 10−4	(6.3 ± 0.5) × 10−10
Fab12I	(1.4 ± 0.3) × 106	(2.7 ± 0.3) × 10−5	(2.0 ± 0.6) × 10−11
Fab79D	(2.4 ± 0.7) × 106	(1.5 ± 0.5) × 10−5	(6.4 ± 0.6) × 10−12