150 10 Jresp 3 JATP Jleak JANT C Nt NAD At ATP 1.2 F DeltaPsi At 1 3 DeltaGtransport R T Kapp iP kATP 2 1 b ATP ATPcrit 1 kresp Nt NAD K Nt NAD 1 a DeltaPsi DeltaPsim kleak DeltaPsi kANT ATP mitochondrion k1 mitochondrion k2 Pyr NAD mitochondrion k3 OAA AcCoA mitochondrion k4 Cit NAD mitochondrion k5 KG NAD At ATP mitochondrion k6 OAA KG Keq mitochondrion k7 Pyr ATP mitochondrion k8 OAA mitochondrion JANT mitochondrion JATP mitochondrion Jleak mitochondrion Jresp