Table 1 Affinity constants for tested Z variants from SPR.

From: Discovery, optimization and biodistribution of an Affibody molecule for imaging of CD69

Tested Z variant in the format H6-ZCD69:#-(G4S)3-ABD

Kd (nM)

vs. hCD69

vs. mCD69

vs. HSA

ZCD69:2

52

67

0.27

ZCD69:4

34

34

0.17

ZCD69:6

51

46

0.09

ZCD69:8

49

ND

0.49

ZCD69:10

29

ND

0.78

ZCD69:12

30

ND

0.52