Zinc transporter protein (None)

Zinc transporter proteins encompass two major families: the ZnT (SLC30) family and the ZIP (SLC39) family[6][5]. ZnT transporters reduce cytosolic zinc concentrations by exporting zinc out of the cytosol to the extracellular space or into organelles, whereas ZIP transporters increase cytosolic zinc by importing zinc from extracellular or organellar compartments[6][5][3]. There are 10 ZnT proteins and 14 ZIP proteins identified in humans, each with specific tissue expression and subcellular localization[3][5][6]. Their activity is tightly regulated and crucial for zinc-dependent processes including enzymatic catalysis, signaling, and protein folding. Dysregulation or genetic defects in zinc transporters are linked to diseases such as cancer, neurodegeneration, and inflammation[5][4]. Experimental and structural studies have shown that transporter activity is sensitive to intracellular zinc concentrations, and both families have complex regulatory mechanisms at both the transcriptional and post-translational levels[2][3][4][6].

Other names

ZnT proteinsSLC30 family (ZnT1–ZnT10)ZIP proteinsSLC39 family (ZIP1–ZIP14)

Drugs (such as chelators) would regulate zinc transport by inhibiting uptake/export; other experimental therapies may affect transporter expression or activity