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Table 1 [16] - (1) Components of the EGFR gene-protein interaction network, (2) Kinetic equations employed to describe the reactions between the EGFR species, (3) Coefficients of the EGFR gene-protein interaction network taken from the literature

From: Developing a multiscale, multi-resolution agent-based brain tumor model by graphics processing units

(1)

   

Symbol

Molecular variables

Initial Condition

 

X 0

Glucose

25mM

 

X 1

TGFα

9010.55nM

 

X 2

EGFR

100nM

 

X 3

TGFα -EGFR

0nM

 

X 4

(TGFα -EGFR)2

0nM

 

X 5

TGFα -EGFR-P

0nM

 

X 6

PLCγ

10nM

 

X 7

TGFα-EGFR-PLCγ

0nM

 

X 8

TGFα-EGFR-PLCγ-P

0nM

 

X 9

PLCγ-P

0nM

 

X 10

PLCγ-P-I

0nM

 

(2)

   

dX1/dt=-v1

(1)

v1 = k1X1X2-k-1X3

(11)

dX2/dt=-v1

(2)

v2 = k2X3X3-k-2X4

(12)

dX3/dt = v1-2v2

(3)

v3 = k3X4-k-3X5

(13)

dX4/dt = v2+v4-v3

(4)

v4 = V4X5/(K4+X5)

(14)

dX5/dt = v3+v7-v4-v5

(5)

v5 = k5X5X6-k-5X7

(15)

dX6/dt = v8-v5

(6)

v6 = k6X7-k-6X8

(16)

dX7/dt = v5-v6

(7)

v7 = k7X8-k-7X5X9

(17)

dX8/dt = v6-v7

(8)

v8 = V8X9(K8+X9)

(18)

dX9/dt = v7-v8-v9

(9)

v9 = k9X9-k-9X10

(19)

dX10/dt = v9

(10)

  

(3)

   

Forward rate (s-1)

Reverse rate (s-1)

Michaelis constants (nM)

Maximal enzyme rates (nM s-1)

k1 = 0.003

k-1 = 0.06

K4 = 50

V4 = 450

k2 = 0.01

k - 2 = 0.1

K8 = 100

V8 = 1

k3 = 1

k-3 = 0.01

  

K5 = 0.06

k-5 = 0.2

  

K6 = 1

k-6 = 0.05

  

K7 = 0.3

k-7 = 0.006

  

k9 = 1

k-9 = 0.03

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