Table 1 Interaction parameters of the NUPR1-AJOs complexes obtained by ITC at 15 °C and pH 7.

From: Development of an efficient NUPR1 inhibitor with anticancer activity

Compound

Ka (M−1)

Kd (μM)

ΔH (kcal/mol)

n

AJO1

1.2 × 105

8.5

 − 5.2

1.3

AJO2

0.29 × 105

35

 − 10.0

1.3

AJO3

AJO4

0.44 × 105

23

1.1

1.4

AJO6

0.19 × 105

51

 − 2.2

1.1

AJO7

0.11 × 105

93

5.0

1.0

AJO8

1.2 × 105

8.3

1.4

1.1

AJO9

1.4 × 105

7.1

0.6

1.3

AJO10

0.88 × 105

11

 − 0.7

1.0

AJO11

0.26 × 105

38

1.5

1.0

AJO12

2.5 × 105

4.0

0.9

1.1

AJO13

0.50 × 105

20

0.7

0.9

AJO14

2.0 × 105

4.9

 − 1.2

1.2

AJO15

0.84 × 105

12

1.3

1.3

  1. Relative error in Ka and Kd is 20%
  2. Absolute errors in ΔH and n are 0.5 kcal/mol and 0.2, respectively.