Table 13.
List of model equations used in calculation of mitochondrial Fo/F1-ATPase equations (obtained from [11])
Equation | Biological significance |
---|---|
AF1=(1.71e9)∗(ATPm)/(ADPmf∗pim) | AF1 = affinity bracketed expression |
ATPase potential generated | |
F0/F1 ATPase phosphorylation of ADPm | |
f1=10.5∗AF1 | Variable f1 |
Variable f2 | |
Variable f3 | |
f4=(1e7+0.135∗AF1)∗275 | Variable f4 |
Variable f5 | |
Jp,F1=−60∗ρF1∗((f1−f2+f3)/(f4+f5)) | Rate of F0/F1 ATPase phosphorylation |
Proton flux due to ATPase | |
JH,leak=ρleak∗(PSI+24.6) | Mitochondrial membrane proton leak |
fPDH=1/(1+(1.1∗(1+(15/(1+(CAM/0.05))2)))) | Fraction of activated pyruvate |
Jred=Jred,basal+6.3944∗fPDH∗Jgly,total | NADH reduction rate |
ATP/ADP antiport flux | |
ant1=([ATP4−]i/[ADP3−]i)∗([ADP3−]m/[ATP4−]m)∗exp(−PSI/26.7) | Variable ant1 |
ant2=1+([ATP4−]i/[ADP3−]i)∗exp(−PSI/53.4) | Variable ant2 |
ant3=1+([ADP3−]m/[ATP4−]m) | Variable ant3 |
JANT=Jmax,ANT∗((1−ant1)/(ant2∗ant3)) | Rate of Adenine Nucleotide Translocator (ANT) activity |
Phosphorylation of ADPm from TCA cycle | |
Jp,TCA=(Jred,basal/3)+0.84∗fPDH∗Jgly,total | Unbound, 3- charged mitochondrial ADP concentration |