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Table 1 Reactions modeling transcription

From: Stochastic sequence-level model of coupled transcription and translation in prokaryotes

Event

Reaction

Rate constant

Ref.

Initiation and promoter complex formation (1)

k init = 0.015

τ oc = 40 ± 4

[21]

Promoter clearance (2)

k m = 114

[37]

Elongation (3)

k m = 114

[37]

Activation (4)

k a = 114, n>10,

k a = 30, n≤10

[37]

Pausing (5)

k p = 0.55

τ p = 3

[2]

Pause release due to collision (6)

k m = 114

[38]

Pause induced by collision (7)

k m = 114

[38]

Arrests (8)

k ar = 0.00028

τ ar = 100

[5]

Editing (9)

k ec = 0.008

τ c = 5

[2]

Premature termination (10)

k pre = 0.00019

[39]

Pyrophosphorolysis (11)

k pyro = 0.75

[40]

Completion (12)

k f = 2

[41]

mRNA degradation (13)

k dr = 0.011

[13]

  1. Chemical reactions, rate constants (in s-1), and time delays (in s) used to model transcription initiation, elongation, and termination. Parameter values were obtained from measurements in E. coli, mainly for LacZ. References are reported in the column Ref.