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Molecule Parameter List for Internal_L.EGFR

The statistics table lists the distribution of a molecule acting either as a substrate, product, enzyme or as a molecule within the network.
The text color of a molecule is highlighted by color.
Statistics
Internal_L.EGFR participated asMoleculeSum total ofEnzymeSubstrate of an enzymeProduct of an enzymeSubstrate in ReactionProduct in Reaction
No. of occurrences1000001

Accession and Pathway Details
Accession NameAccession No.Accession TypePathway Link
  • Ajay_Bhalla_
    2004_PKM_MKP3_
    Tuning
  • 77Network
    Shared_Object_Ajay_Bhalla_2004_PKM_MKP3_Tuning PKC PLA2 
    PLCbeta Ras Gq 
    MAPK EGFR Sos 
    PLC_g CaMKII CaM 
    PP1 PP2B PKA 
    AC MKP3 PKM 
    This model is based on Ajay SM, Bhalla US. Eur J Neurosci. 2004 Nov;20(10):2671-80. This is the feedforward model with MPK3 from figure 8a.

    Internal_L.EGFR acting as a Molecule in  
    Ajay_Bhalla_2004_PKM_MKP3_Tuning Network
    NameAccession NamePathway NameInitial Conc.
    (uM)
    Volume
    (fL)
    Buffered
    Internal_L.EGFR
  • Ajay_Bhalla_
    2004_PKM_MKP3_
    Tuning

    Accession No. : 77
  • EGFR
    Pathway No. : 336
    01.5No

    Internal_L.EGFR acting as a Product in a reaction in  
    Ajay_Bhalla_2004_PKM_MKP3_Tuning Network
    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 reaction are not consider.
    NameAccession NamePathway NameKfKbKdtauReagents
    Internalize
  • Ajay_Bhalla_
    2004_PKM_MKP3_
    Tuning

    Accession No. : 77
  • EGFR
    Pathway No. : 336
    0.002
    (s^-1)
    0.0003
    (s^-1)
    Keq = 0.165(uM)434.783secSubstrate
    L.EGFR

    Product
    Internal_L.EGFR
    See Helin and Beguinot JBC 266:13 1991 pg 8363-8368. In Fig 3 they have internalization tau about 10 min, equil at about 20% EGF available. So kf = 4x kb, and 1/(kf + kb) = 600 sec so kb = 1/3K = 3.3e-4, and kf = 1.33e-3. This doesn't take into account the unbound receptor, so we need to push the kf up a bit, to 0.002



    Database compilation and code copyright (C) 2022, Upinder S. Bhalla and NCBS/TIFR
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