:[$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_3_0082 USEION ca READ eca WRITE ica RANGE gCav2_3bar, gCav2_3, ica, BBiD } UNITS { (S) = (siemens) (mV) = (millivolt) (mA) = (milliamp) } PARAMETER { gCav2_3bar = 0.00001 (S/cm2) BBiD = 7 } ASSIGNED { v (mV) eca (mV) ica (mA/cm2) gCav2_3 (S/cm2) mInf mTau mAlpha mBeta hInf hTau hAlpha hBeta } STATE { m h } BREAKPOINT { SOLVE states METHOD cnexp gCav2_3 = gCav2_3bar*m*h ica = gCav2_3*(v-eca) } DERIVATIVE states { rates() m' = (mInf-m)/mTau h' = (hInf-h)/hTau } INITIAL{ rates() m = mInf h = hInf } PROCEDURE rates(){ UNITSOFF mAlpha = 2.6/(1+exp((v+7)/-8)) mBeta = 0.18/(1+exp((v+26)/4)) mInf = mAlpha/(mAlpha + mBeta) mTau = 1/(mAlpha + mBeta) hAlpha = 0.0025/(1+exp((v+32)/8)) hBeta = 0.19/(1+exp((v+42)/-10)) hInf = hAlpha/(hAlpha + hBeta) hTau = 1/(hAlpha + hBeta) UNITSON }