cNa_e eq_Na_base_e 1 partition_factor faraday_const 0.001 Vm 3 gas_const body_temp cNa_i eq_Na_base_i partition_factor faraday_const 0.001 Vm 3 gas_const body_temp cK_e eq_K_e cK_i eq_K_i cMgATP eq_MgATP k1 dimless_Na_i 3 1 dimless_Na_i 3 1 dimless_K_i 2 1 k2 k3 dimless_K_e 2 1 dimless_Na_e 3 1 dimless_K_e 2 1 k4 dimless_MgATP 1 dimless_MgATP minus_k1 cMgADP minus_k2 dimless_Na_e 3 1 dimless_Na_e 3 1 dimless_K_e 2 1 minus_k3 cPi cH 1 dimless_MgATP minus_k4 dimless_K_i 2 1 dimless_Na_i 3 1 dimless_K_i 2 1 cPi_sum 1 cK_i eq_KPi cH eq_HPi cNa_i eq_NaPi gas_const body_temp cNa_e cNa_i faraday_const 0.001 Vm gas_const body_temp cK_i cK_e faraday_const 0.001 Vm 2 dG_K 3 dG_Na -29600 gas_const body_temp cMgATP 0.001 cMgADP cPi minus_alpha3 minus_alpha2 minus_alpha1 alpha4 minus_alpha2 minus_alpha1 alpha4 alpha2 alpha3 alpha4 minus_alpha1 alpha3 minus_alpha3 minus_alpha2 alpha1 alpha4 minus_alpha2 alpha1 alpha4 alpha1 alpha3 minus_alpha3 alpha1 alpha2 alpha4 alpha1 alpha2 alpha1 alpha2 alpha3 minus_alpha4 minus_alpha3 minus_alpha1 minus_alpha4 minus_alpha3 alpha2 minus_alpha4 minus_alpha3 minus_alpha2 minus_alpha4 minus_alpha1 minus_alpha2 minus_alpha4 alpha2 alpha3 minus_alpha4 minus_alpha1 alpha3 alpha1 alpha2 alpha3 alpha4 minus_alpha1 minus_alpha2 minus_alpha3 minus_alpha4 diagram_sum dG_ATP dG_pump 1 0 0