1. General Structure of Ion
Channels
Satadru De
M.Phil 1st year

2.  Voltage gated ion channels:
• Na+ channel
• K+ channels
• Ca2+ channel
• Cl- channel
 Ligand gated ion channels:
• Nicotinic Ach-R
• GABAA –R
• Glycine – R
• Ionotropic Glutamate – R
• Purinoceptor P2X

3. Voltage Gated Sodium Channel

4. Voltage Gated Calcium Channel

5. Voltage Gated Potassium Channels
KA / Fast or Early
KV / Delayed Rectifier
KS / Serotonin dependant
KCa / Calcium dependant
Kir / Inward rectifying
KATP / ATP dependant
Kach / GIRK-1
K leak channels

7. Chloride Channel (ClC)
Chloride-nucleotide Channel (Cln)
Phospholemman
Voltage Gated Chloride Channel

8. Ligand Gated Ion channels

9. Nicotinic Ach Receptor GABAA Receptor

10. Glycine Receptor

11. Ionotropic Glutamate Receptor
NMDA-Receptor

12. Purinoceptor – P2X

13. -End-