Table 1 SPR binding parameters.

From: A topological refactoring design strategy yields highly stable granulopoietic proteins

Analyte

ka (M−1 s−1)

kd (s−1)

Kd (M)

rhG-CSF

(3.0 ± 0.3) × 105

(4.9 ± 2.8) × 10−4

(1.1 ± 1.6) × 10−9

Boskar3

(3.8 ± 0.4) × 104

(6.1 ± 0.1) × 10−3

(1.6 ± 0.2) × 10−7

Boskar4

(4.3 ± 0.3) × 104

(8.6 ± 0.1) × 10−3

(2.0 ± 0.2) × 10−7

Boskar4_t2

(3.4 ± 0.5) × 105

(1.7 ± 0.5) × 10−3

(5.1 ± 1.9) × 10−9

Boskar4_st2

(5.3 ± 0.7) × 105

(2.9 ± 1.9) × 10−3

(5.9 ± 4.4) × 10−9

Boskar3_B4

(4.8 ± 0.7) × 105

(1.1 ± 0.32) × 10−3

(2.4 ± 0.9) × 10−9

Boskar3_st2

(4. 9 ± 0.8) × 105

(2.3 ± 0.39) × 10−3

(4.8 ± 1.4) × 10−9

Boskar3 monomeric

(1.6 ± 0.1) × 105

(6.3 ± 0.16) × 10−3

(3.9 ± 2.2) × 10−8

Boskar3 dimeric

(1.5 ± 0.2) × 105

(2.7 ± 0.19) × 10−3

(1.8 ± 3.0) × 10−8

Boskar4 monomeric

(1.4 ± 0.1) × 104

(1.8 ± 0.32) × 10−2

(1.2 ± 123.3) × 10−6

Boskar4 dimeric

(2.4 ± 0.2) × 105

(3.7 ± 0.23) × 10−3

(1.5 ± 1.9) × 10−8