High-affinity sodium-dicarboxylate cotransporter that accepts a range of substrates with 4-6 carbon atoms, including succinate, alpha-ketoglutarate and N-acetylaspartate . The stoichiometry is probably 3 Na(+) for 1 divalent succinate.
Cell membrane ; Multi-pass membrane protein .
Expression is highest in kidney. Detected in placenta, brain, liver and pancreas.
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