// Author: Etay Hay, 2013
// Preserving axosomatic spiking features despite diverse dendritic morphology (Hay et al., 2013, J.Neurophysiology)
//
// Model of L5 Pyramidal Cell, age p14, constrained for Step Firing, with passive dendrites
// optimized with the exemplar morphology
begintemplate L5PCbiophys
public biophys
proc biophys() {
$o1.delete_axon2(3,1.75,1,1)
$o1.myelin{
insert pas
cm = 0.02
Ra = 100
e_pas = -75
g_pas = 4e-5
}
forsec $o1.all {
insert pas
cm = 1
Ra = 100
e_pas = -75
g_pas = 4e-5
}
forsec $o1.axonal {
insert Ca_LVAst
insert Ca_HVA
insert CaDynamics_E2
insert SK_E2
insert SKv3_1
insert K_Tst
insert K_Pst
insert Nap_Et2
insert NaTg
insert Ih
ek = -85
ena = 50
gIhbar_Ih = 0.00008
vshifth_NaTg = 10
slopem_NaTg = 9
gamma_CaDynamics_E2 = 0.0005
gNaTgbar_NaTg = 0.604170
gNap_Et2bar_Nap_Et2 = 0.000212
gK_Pstbar_K_Pst = 0.274692
gK_Tstbar_K_Tst = 0.083169
gSKv3_1bar_SKv3_1 = 0.532552
gSK_E2bar_SK_E2 = 0.012630
gCa_HVAbar_Ca_HVA = 0.001362
gCa_LVAstbar_Ca_LVAst = 0.000158
decay_CaDynamics_E2 = 21.335402
}
forsec $o1.somatic {
insert Ca_LVAst
insert Ca_HVA
insert CaDynamics_E2
insert SK_E2
insert SKv3_1
insert K_Tst
insert K_Pst
insert NaTg
insert Ih
ek = -85
ena = 50
gIhbar_Ih = 0.00008
gamma_CaDynamics_E2 = 0.0005
vshiftm_NaTg = 13
vshifth_NaTg = 15
slopem_NaTg = 7
gNaTgbar_NaTg = 0.235647
gK_Pstbar_K_Pst = 0.003795
gK_Tstbar_K_Tst = 0.040220
gSKv3_1bar_SKv3_1 = 0.121245
gSK_E2bar_SK_E2 = 0.191181
gCa_HVAbar_Ca_HVA = 0.000148
gCa_LVAstbar_Ca_LVAst = 0.007651
decay_CaDynamics_E2 = 402.789052
}
forsec $o1.apical {
cm = 2
insert Ih
g_pas = g_pas*cm
}
$o1.distribute_channels("apic","gIhbar_Ih",2,-0.8696,3.6161,0.0,2.0870,0.00008)
forsec $o1.basal {
cm = 2
insert Ih
gIhbar_Ih = 0.00008
g_pas = g_pas*cm
}
}
endtemplate L5PCbiophys