// Author: Etay Hay, 2011 // Models of Neocortical Layer 5b Pyramidal Cells Capturing a Wide Range of // Dendritic and Perisomatic Active Properties // (Hay et al., PLoS Computational Biology, 2011) // // Model of L5 Pyramidal Cell, constrained both for BAC firing and Current Step Firing // with AP initiation in the axon begintemplate L5PCbiophys public biophys proc biophys() { forsec $o1.all { insert pas cm = 1 Ra = 100 e_pas = -90 } forsec $o1.axonal { insert Im insert Ca_LVAst insert Ca_HVA insert CaDynamics_E2 insert SKv3_1 insert SK_E2 insert K_Tst insert K_Pst insert Nap_Et2 insert NaTa_t ek = -85 ena = 50 insert Ih gIhbar_Ih = 0.0001 g_pas = 3e-5 gImbar_Im = 0.013322 decay_CaDynamics_E2 = 277.300774 gamma_CaDynamics_E2 = 0.000525 gCa_LVAstbar_Ca_LVAst = 0.000813 gCa_HVAbar_Ca_HVA = 0.000222 gSKv3_1bar_SKv3_1 = 0.473799 gSK_E2bar_SK_E2 = 0.000047 gK_Tstbar_K_Tst = 0.077274 gK_Pstbar_K_Pst = 0.188851 gNap_Et2bar_Nap_Et2 = 0.005834 gNaTa_tbar_NaTa_t = 3.89618 } forsec $o1.somatic { insert Im insert Ca_LVAst insert Ca_HVA insert CaDynamics_E2 insert SK_E2 insert SKv3_1 insert NaTs2_t ek = -85 ena = 50 insert Ih gIhbar_Ih = 0.0001 g_pas = 3e-5 gImbar_Im = 0.000008 decay_CaDynamics_E2 = 294.679571 gamma_CaDynamics_E2 = 0.000509 gCa_LVAstbar_Ca_LVAst = 0.000557 gCa_HVAbar_Ca_HVA = 0.000644 gSK_E2bar_SK_E2 = 0.09965 gSKv3_1bar_SKv3_1 = 0.338029 gNaTs2_tbar_NaTs2_t = 0.998912 } forsec $o1.apical { insert CaDynamics_E2 insert SK_E2 insert Ca_LVAst insert Ca_HVA insert SKv3_1 insert NaTs2_t insert Im insert Ih ek = -85 ena = 50 cm = 2 g_pas = 6e-5 decay_CaDynamics_E2 = 35.725651 gamma_CaDynamics_E2 = 0.000637 gSK_E2bar_SK_E2 = 0.000002 gCa_HVAbar_Ca_HVA = 0.000701 gSKv3_1bar_SKv3_1 = 0.001808 gNaTs2_tbar_NaTs2_t = 0.021489 gImbar_Im = 0.00099 } $o1.distribute_channels("apic","gIhbar_Ih",2,-0.8696,3.6161,0.0,2.0870,0.00010000000) $o1.distribute_channels("apic","gCa_LVAstbar_Ca_LVAst",3,1.000000,0.010000,700.000000,900.000000,0.1419540000) forsec $o1.basal { insert Ih gIhbar_Ih = 0.0001 cm = 2 g_pas = 6e-5 } } endtemplate L5PCbiophys