Table 1 L-asparaginase activity as Plackett–Burman experimental design for Penicillium cerradense.

From: Sequencing and characterization of an L-asparaginase gene from a new species of Penicillium section Citrina isolated from Cerrado

Run

Levels (%)

L-asparaginase activity (U/gcell)

X1

X2

X3

X4

X5

X6

X7

X8

X9

X10

X11

1

3.0

1.0

0.1

1.0

0.5

0.5

1.0

0.2

0.2

0.5

0.03

0.84 ± 0.14

2

3.0

3.0

0.1

1.0

0.1

1.5

1.0

0.0

0.2

2.0

0.01

1.09 ± 0.05

3

3.0

3.0

0.5

1.0

0.1

0.5

2.0

0.0

0.0

2.0

0.03

1.27 ± 0.02

4

3.0

3.0

0.5

2.5

0.1

0.5

1.0

0.2

0.0

0.5

0.03

0.72 ± 0.02

5

1.0

3.0

0.5

2.5

0.5

0.5

1.0

0.0

0.2

0.5

0.01

1.36 ± 0.07

6

3.0

1.0

0.5

2.5

0.5

1.5

1.0

0.0

0.0

2.0

0.01

1.13 ± 0.02

7

1.0

3.0

0.1

2.5

0.5

1.5

2.0

0.0

0.0

0.5

0.03

0.84 ± 0.10

8

3.0

1.0

0.5

1.0

0.5

1.5

2.0

0.2

0.0

0.5

0.01

1.13 ± 0.06

9

3.0

3.0

0.1

2.5

0.1

1.5

2.0

0.2

0.2

0.5

0.01

1.77 ± 0.04

10

1.0

3.0

0.5

1.0

0.5

0.5

2.0

0.2

0.2

2.0

0.01

1.67 ± 0.02

11

1.0

1.0

0.5

2.5

0.1

1.5

1.0

0.2

0.2

2.0

0.03

0.47 ± 0.09

12

3.0

1.0

0.1

2.5

0.5

0.5

2.0

0.0

0.2

2.0

0.03

0.64 ± 0.13

13

1.0

3.0

0.1

1.0

0.5

1.5

1.0

0.2

0.0

2.0

0.03

1.12 ± 0.07

14

1.0

1.0

0.5

1.0

0.1

1.5

2.0

0.0

0.2

0.5

0.03

1.08 ± 0.04

15

1.0

1.0

0.1

2.5

0.1

0.5

2.0

0.2

0.0

2.0

0.01

0.90 ± 0.07

16

1.0

1.0

0.1

1.0

0.1

0.5

1.0

0.0

0.0

0.5

0.01

0.51 ± 0.09

17

2.0

2.0

0.3

1.75

0.3

1.0

1.5

0.1

0.1

1.25

0.02

0.95 ± 0.04

18

2.0

2.0

0.3

1.75

0.3

1.0

1.5

0.1

0.1

1.25

0.02

1.43 ± 0.04

19

2.0

2.0

0.3

1.75

0.3

1.0

1.5

0.1

0.1

1.25

0.02

1.34 ± 0.05

  1. L-asparagine (X1), L-proline (X2), urea (X3), sodium nitrate (X4), yeast extract (X5), ammonium sulfate (X6), peptone (X7), glucose (X8), sucrose (X9), malt extract (X10) and potassium chloride (X11).