Open main menu

Q-type calcium channel

The Q-type calcium channel is a type of voltage-dependent calcium channel. Like the others of this class, the α1 subunit is the one that determines most of the channel's properties.

calcium channel, voltage-dependent, P/Q type, alpha 1A subunit
Identifiers
SymbolCACNA1A
Alt. symbolsCACNL1A4, SCA6, MHP1, MHP
IUPHAR532
Entrez773
HUGO1388
OMIM601011
RefSeqNM_000068
UniProtO00555
Other data
LocusChr. 19 p13

They are poorly understood, but like R-type calcium channels, they appear to be present in cerebellar granule cells. They have a high threshold of activation and relatively slow kinetics.

External linksEdit