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Table 4 Runtime and number of solved LPs for double reaction knockouts (Algorithm 2)

From: Double and multiple knockout simulations for genome-scale metabolic network reconstructions

Model

 

Step

Total

  

Blocked

Couples

dko

 

E. coli iJO1366

LPs

1718

9943

133225

144886

 

time

2.0

42.2

4016.4

1h 8min

E. coli iAF1260

LPs

1679

10780

52112

64571

 

time

1.7

31.5

2688.2

45min 21s

S. cerevisiae iND750

LPs

597

3987

90664

95248

 

time

0.33

6.8

397.8

6min 45s

M. tuberculosis iNJ661

LPs

327

3416

20647

24390

 

time

0.33

5.6

177.7

3min 4s

S. aureus iSB619

LPs

144

3638

19477

23259

 

time

0.09

2.8

43.2

46.0s

H. pylori iIT341

LPs

106

1812

6753

8671

 

time

0.06

1.9

18.0

20.0s

E. coli textbook

LPs

26

341

1739

2106

 

time

0.004

0.06

0.62

0.68s

  1. The computation was done in three steps: Calculation of the blocked reactions, flux coupling analysis to determine the coupled reactions, and finally the double knockout simulations.
  2. Times are given in seconds if not specified otherwise (numbers may not add up due to rounding errors).