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Accession Type:
Network
Quorum_
repressilator
Shared_Object_
Quorum_
repressilator
TetR
LacI
 Molecule
 Enzyme
 Reaction
Lambda-cl
LacI_2nd_copyLacI_2nd_copy
LuxI

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Reaction List for pathway LacI (Pathway Number 300)

Kd is calculated only for second order reactions, like nA+nB <->nC or nA<->nC+nD, where n is number and A,B,C,D are molecules, where as for first order reactions Keq is calculated. Kd for higher order reactions is not considered.
  Name KfKbKdtauSubstrateProduct
1 Lac_degradationkf
(s^-1)
0
(s^-1)
--Lac-1
Degraded_lac
  This reaction denotes the degradation of Lac, Kf is chosen from a random gaussian distribution. Ref: Fig 2 Garcia & Elowitz et al (2004) PNAS 101(30) 10955-60
2 lac_mRNA_
degradation
kf
(s^-1)
0
(uM^-1 s^-1)
--lac_mRNA1
  • Degraded_lac_
    mRNA

    Nucleotides
  •   This reaction denotes the degradation of the lac m-RNA, the half life of which is two minutes. t1/2 = 0.693/k where k denotes kf Elowitz, M. et al. (2000) Nature 403:335-338
    3 Lac_operator_
    inhibition_
    reaction
    kf
    (uM^-1 s^-1)
    224
    (s^-1)
    Kd(bf) = 0.224(uM)-Lac_operator
    Lambda-cl-1
  • Lac_operator_
    1st_bound

  •   It signifies the first binding of the repressor with the operator Kf = 1 /nM/sec Kb = 224 /sec Box 1 Elowitz, M. et al. (2000) Nature 403:335-338
    4 Lac_operator_
    inhibition_
    reaction[1]
    kf
    (uM^-1 s^-1)
    9
    (s^-1)
    Kd(bf) = 0.009(uM)-
  • Lac_operator_
    1st_bound

    Lambda-cl-1
  • Lac_operator_
    2nd_bound

  •   It signifies the second binding of the repressor with the operator Kf = 1 /nM/sec Kb = 9 /sec Box 1 Elowitz, M. et al (2000) Nature 403:335-338


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