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Reaction List for pathway AC (Pathway Number 197) in Accession PKA_2003 (Accession Number 47) | Entries are grouped according to Pathway Number and they are alternately color coded using  and  color.
Further ordering can be done to the table header.   indicates that ordering is done according to ascending or descending order.
Keq is calculated only for first order reactions.
Kd is calculated only for second order reactions. [nA+nB <->nC or nA<->nC+nD, where n is number and A,B,C,D are molecules] |
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Reaction
Name | Pathway Name /
Pathway No. | Kf | Kb | Kd | tau | Reagents | | 1 | dephosph-PDE | AC
Pathway No. 197 | 0.1
(s^-1) | 0
(s^-1) | - | - | Substrate:
cAMP-PDE*
Products:
cAMP-PDE
| | The rates for this are poorly constrained. In adipocytes (probably a different PDE) the dephosphorylation is complete within 15 min, but there are no intermediate time points so it could be much faster. Identity of phosphatase etc is still unknown. | | 2 | Gs-bind-AC | AC
Pathway No. 197 | 499.998
(uM^-1 s^-1) | 1
(s^-1) | Kd(bf) = 0.002(uM) | - | Substrate:
AC
GTP.Ga
Products:
Gs.AC
| | Half-max at around 3nM = kb/kf from fig 5 in Feinstein et al PNAS USA 88 10173-10177 1991 kf = kb/1800 = 5.56e-4 kb Ofer Jacobowitz thesis (Mount Sinai 1995) data indicates it is more like 2 nM. |
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