View full-text article in PMC J Neurosci. 2020 Oct 28;40(44):8513–8529. doi: 10.1523/JNEUROSCI.0221-20.2020 Search in PMC Search in PubMed View in NLM Catalog Add to search Copyright and License information Copyright © 2020 the authors SfN exclusive license. PMC Copyright notice Table 2. The gating kinetics for each ionic channel Ionic current Gating variables Na αm=0.1⋅(V + 40)/(1−exp(−(V + 40)/10))βm=4⋅exp(−(V + 65)/18)αh=0.07⋅exp(−(V + 65)/20)βh=1/(1 + exp(−(V + 35)/10)) Kdr αm=0.01⋅(V + 55)/(1−exp(−(V + 55)/10))βm=0.125⋅exp(−(V + 65)/80) Nap m∞=1/(1 + exp(−(V + 52.6)/4.6)) αm=0.182⋅(V + 38)/(1−exp(−(V + 38)/6)) βm=(−0.124⋅(V + 38))/(1−exp((V + 38)/6)) τm=6Tadj(αm + βm) h∞=1/(1 + exp((V + 48.8)/10)) αh=−2.88×10−6⋅(V + 17)⋅(1−exp((V + 17)/4.63)) βh=6.94×10−6⋅(V + 64.4)⋅(1−exp(−(V + 64.4)/2.63)) τh=1Tadj(αh + βh) CaL αm=1.6/(exp(−0.072⋅(V−5)) + 1)βm=0.02⋅(V + 8.69)⋅(exp((V + 8.69)/5.36)−1) Ks m∞=1/(1 + exp(−(V + 11)/12))τm=(1.25 + 175.03⋅exp(0.026(V + 10)))/Tadj, for V<−60τm=(1.25 + 13⋅exp(−0.026(V + 10)))/Tadj, otherwiseh∞=1/(1 + exp((V + 64)/11))τh=(360 + (1010 + 24⋅(V + 65))⋅exp(−((V + 85)/48)2))/Tadj h αm=0.00643⋅(V + 154.9)/(exp((V + 154.9)/11.9)−1)βm=0.00193⋅exp(V/33.1) M αm=0.0033⋅exp(0.1(V + 35))βm=0.0033⋅exp(−0.1(V + 35)) τm=1Tadj(αm + βm) Tadj=2.334−2110