Sodium/hydrogen exchanger 3

UniProtKB accession:  P48764

Grouped By:  Matching UniProtKB accession

UniProtKB description:  Plasma membrane Na(+)/H(+) antiporter (PubMed:26358773, PubMed:35613257, PubMed:18829453). Exchanges intracellular H(+) ions for extracellular Na(+) in 1:1 stoichiometry, playing a key role in salt and fluid absorption and pH homeostasis (By similarity). Major apical Na(+)/H(+) exchanger in kidney and intestine playing an important role in renal and intestine Na(+) absorption and blood pressure regulation (PubMed:26358773, PubMed:24622516).