Calcium channel.
D000200:Action Potentials; D000818:Animals; D001369:Axons / Q000502:physiology; D002118:Calcium / Q000378:metabolism*; D002462:Cell Membrane / Q000502:physiology; D005260:Female; D007448:Invertebrates; D007473:Ion Channels / Q000502:physiology*; D007700:Kinetics; D008564:Membrane Potentials; D009132:Muscles / Q000502:physiology; D009474:Neurons / Q000502:physiology; D010063:Ovum / Q000502:physiology; D014714:Vertebrates
D007473:Ion Channels; D002118:Calcium