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Table 4 Experimental design by using CCD, experimental value and predicted value

From: Optimization of medium compositions to improve a novel glycoprotein production by Streptomyces kanasenisi ZX01

Run

x 1

x 2

x 3

Experimental value (µg/L)

Predicted value (µg/L)

Residual

1

−1

1

1

482.32

483.16

−0.84

2

0

0

0

536.84

539.66

−2.82

3

0

0

0

534.15

539.66

−5.51

4

−1

−1

1

397.65

407.10

−9.45

5

0

0

0

545.20

539.66

5.54

6

1

−1

−1

500.43

507.12

−6.69

7

−1

1

−1

438.56

450.54

−11.98

8

0

−1.682

0

465.94

459.06

6.88

9

0

0

0

532.35

539.66

−7.31

10

0

0

0

538.06

539.66

−1.60

11

−1

−1

−1

411.17

417.12

−5.95

12

0

1.682

0

445.41

541.61

3.80

13

0

0

−1.682

486.10

476.23

9.87

14

1

−1

1

529.24

524.82

4.42

15

0

0

0

549.52

539.66

9.86

16

1.682

0

0

556.87

559.33

−2.46

17

−1.682

0

0

407.31

394.15

13.16

18

1

1

−1

531.13

529.22

1.19

19

1

1

1

587.96

589.56

−1.60

20

0

0

1.682

519.37

518.55

0.82