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Table 2 Ranges of allowed variations of kinetic parameters

From: Quantitative elementary mode analysis of metabolic pathways: the example of yeast glycolysis

Enzyme

Parameter

Reference value

Minimum

Maximum

GLK

V max

226.452

150

100000

 

K eq

3800

1

100000

 

K m·Glc

0.08

0.005

1

 

K m·G6P

20

0.02

1000

 

K m·ATP

0.15

0.0001

0.3

 

K m·ADP

0.23

0.1

1000

PGI

V max

339.677

30

100000

 

K eq

0.314

0.002

1000

 

K m·G6P

1.4

0.001

100

 

K m·F6P

0.3

0.001

1000

PFK

V max

182.903

50

100000

 

g R

5.12

0.5

1000

 

L 0

0.66

0.1

50000

 

K m·ATP

0.71

0.001

10

 

K m·F6P

0.1

0.001

10

 

K AMP

0.0995

0.0001

10000

 

K ATP

0.65

0.0001

10000

 

K F26bP

0.000682

0.0001

10000

 

K F16bP

0.111

0.0001

10000

ALD

V max

322.258

100

100000

 

K eq

0.069

0.0005

10

 

K m·F16P

0.3

0.001

50

 

K m·GAP

2

0.0001

10

 

K m·DHAP

2.4

0.001

100

 

K m·GAPi

10

0.02

1000

G3PDH

V max

70.15

2

300

 

K eq

4300

0.01

100000

 

K m·DHAP

0.4

0.001

500

 

K m·NADH

0.023

0.001

50

 

K m·NAD

0.93

0.001

1000

 

K m·Gly

1

0.0001

1000

GAPDH

V max

1184.52

200

100000

 

K eq

0.045

0.005

10

 

K m·GAP

0.21

0.001

2

 

K m·BPG

0.0098

0.0005

1000

 

K m·NAD

0.09

0.0001

5

 

K m·NADH

0.06

0.0005

8

PGK

V max

1306.45

30

100000

 

K eq

3200

100

100000

 

K m·BPG

0.003

0.0001

10

 

K m·P3G

0.53

0.001

30

 

K m·ADP

0.2

0.002

1000

 

K m·ATP

0.3

0.001

30

PGM

V max

2525.81

50

100000

 

K eq

0.19

0.001

100

 

K m·P3G

1.2

0.001

300

 

K m·P2G

0.08

0.00002

100

ENO

V max

365.806

200

100000

 

K eq

6.7

0.01

1000

 

K m·P2G

0.04

0.0001

10

 

K m·PEP

0.5

0.00003

100

PYK

V max

1088.71

300

100000

 

K eq

6500

0.1

9000

 

K m·PEP

0.14

0.01

9

 

K m·Pyr

21

0.1

1000

 

K m·ADP

0.53

0.01

4

 

K m·ATP

1.5

0.3

100

PDC

V max

174.194

100

100000

 

K m·Pyr

4.33

0.001

50

ADH

V max

810

200

100000

 

K eq

6.9·10-5

10-8

0.0005

 

K m·Ace

1.11

0.01

1000

 

K m·Et

17

0.001

1000

 

K m·NADH

0.11

0.001

5

 

K m·NADP

0.17

0.001

30