:[$URL: https://bbpteam.epfl.ch/svn/analysis/trunk/IonChannel/xmlTomod/CreateMOD.c $] :[$Revision: 1499 $] :[$Date: 2012-01-28 10:45:44 +0100 (Sat, 28 Jan 2012) $] :[$Author: rajnish $] :Comment : :Reference :Low-threshold potassium channels and a low-threshold calcium channel regulate Ca2+ spike firing in the dendrites of cerebellar Purkinje neurons: a modeling study. Brain Res., 2001, 891, 106-15 NEURON { SUFFIX Cav2_1_0078 USEION ca READ eca WRITE ica RANGE gCav2_1bar, gCav2_1, ica, BBiD } UNITS { (S) = (siemens) (mV) = (millivolt) (mA) = (milliamp) } PARAMETER { gCav2_1bar = 0.00001 (S/cm2) BBiD = 5 } ASSIGNED { v (mV) eca (mV) ica (mA/cm2) gCav2_1 (S/cm2) mInf mTau mAlpha mBeta } STATE { m } BREAKPOINT { SOLVE states METHOD cnexp gCav2_1 = gCav2_1bar*m ica = gCav2_1*(v-eca) } DERIVATIVE states { rates() m' = (mInf-m)/mTau } INITIAL{ rates() m = mInf } PROCEDURE rates(){ UNITSOFF mAlpha = 8.5/(1+exp((v-8)/(-12.5))) mBeta = 35/(1+exp((v+74)/(14.5))) mInf = mAlpha/(mAlpha + mBeta) mTau = 1/(mAlpha + mBeta) UNITSON }