Voltage-Dependent P/Q-Type Calcium Channel Subunit Alpha-1A

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Voltage-dependent P/Q-type calcium channel subunit alpha-1A (2506 aa, ~283 kDa) is encoded by the human CACNA1A gene. This protein plays a role in neuronal voltage-dependent calcium channel activity.

**Synonyms:** - BI - Brain Calcium Channel 1 - Brain Calcium Channel I - CACNA1A - Calcium Channel, L Type, Alpha-1 Polypeptide Isoform 4 - Calcium Voltage-Gated Channel Subunit Alpha-1A - Voltage-Gated Calcium Channel Subunit Alpha Cav2.1