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Molecule Parameter List for CaNAB-Ca2

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
CaNAB-Ca2 participated asMoleculeSum total ofEnzymeSubstrate of an enzymeProduct of an enzymeSubstrate in ReactionProduct in Reaction
No. of occurrences1000011

Accession and Pathway Details
Accession NameAccession No.Accession TypePathway Link
  • MAPK_network_
    2003
  • 50Network
    Shared_Object_MAPK_network_2003 PKC PLA2 
    PLCbeta Gq MAPK 
    Ras EGFR Sos 
    PLC_g CaMKII CaM 
    PP1 PP2B PKA 
    AC 
    This is a network model of many pathways present at the neuronal synapse. The network has properties of temporal tuning as well as steady-state computational properties. In its default form the network is bistable.Bhalla US Biophys J. 2004 Aug;87(2):745-53

    CaNAB-Ca2 acting as a Molecule in  
    MAPK_network_2003 Network
    NameAccession NamePathway NameInitial Conc.
    (uM)
    Volume
    (fL)
    Buffered
    CaNAB-Ca2
  • MAPK_network_
    2003

    Accession No. : 50
  • PP2B
    Pathway No. : 219
    01000No

    CaNAB-Ca2 acting as a Substrate in a reaction in  
    MAPK_network_2003 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
  • Ca-bind-CaNAB-Ca
    2
  • MAPK_network_
    2003

    Accession No. : 50
  • PP2B
    Pathway No. : 219
    3.6
    (uM^-2 s^-1)
    1
    (s^-1)
    Kd(af) = 0.527(uM)-Substrate
    Ca
    Ca
    CaNAB-Ca2

    Product
    CaNAB-Ca4
    This process is probably much more complicated and involves CaM. However, as I can't find detailed info I am bundling this into a single step. Based on Steemer and Klee pg 6863, the Kact is 0.5 uM. kf/kb = 1/(0.5 * 6e5)^2 = 1.11e-11

    CaNAB-Ca2 acting as a Product in a reaction in  
    MAPK_network_2003 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
    Ca-bind-CaNAB
  • MAPK_network_
    2003

    Accession No. : 50
  • PP2B
    Pathway No. : 219
    10008
    (uM^-2 s^-1)
    1
    (s^-1)
    Kd(af) = 0.01(uM)-Substrate
    Ca
    Ca
    CaNAB

    Product
    CaNAB-Ca2
    going on the experience with CaM, we put the fast (high affinity) sites first. We only know (Stemmer and Klee) that the affinity is < 70 nM. Assuming 10 nM at first, we get kf = 2.78e-8, kb = 1. Try 20 nM. kf = 7e-9, kb = 1



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