Sodium/Calcium Exchanger 1

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

**Definition:** Sodium/calcium exchanger 1 (973 aa, ~109 kDa) is encoded by the human SLC8A1 gene. This protein is involved in calcium ion transport that regulates cardiac muscle cell relaxation.

**Synonyms:** - Na(+)/Ca(2+)-Exchange Protein 1 - Na+/Ca++ Exchanger - Na+/Ca2+ Exchanger - SLC8A1 - Solute Carrier Family 8 Member 1