- Tel: 858.663.9055
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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
TMEM175 antibody detects Transmembrane protein 175, encoded by the TMEM175 gene on chromosome 4p16.3. TMEM175 antibody is widely used in studies of lysosomal function, neurodegeneration, and ion channel physiology. TMEM175 encodes a lysosomal potassium channel that regulates lysosomal membrane potential, pH homeostasis, and ion balance. Unlike canonical potassium channels, TMEM175 does not contain a pore-forming P-loop or voltage-sensing domains, making it structurally unique among ion channels. It is conserved across species, highlighting its fundamental cellular role.
Structurally, TMEM175 is a ~470 amino acid multipass membrane protein with two transmembrane domains. It forms homotetramers that create potassium-selective pores. The channel's activity is independent of voltage and is modulated by lipid environment and cellular signaling pathways. TMEM175 localizes specifically to late endosomes and lysosomes, where it ensures ionic stability required for lysosomal enzyme activity and vesicular trafficking.
Functionally, TMEM175 regulates lysosomal pH by controlling potassium efflux that counterbalances proton pumping. This activity supports lysosomal acidification, enzyme function, and autophagic flux. Loss of TMEM175 impairs lysosomal degradation and promotes accumulation of misfolded proteins and damaged organelles. Researchers use TMEM175 antibody to study lysosomal ion transport, autophagy, and neurodegenerative mechanisms.
Clinically, TMEM175 variants are strongly associated with Parkinson's disease risk. Genome-wide association studies identify polymorphisms in TMEM175 that alter lysosomal function and dopaminergic neuron survival. TMEM175 is also implicated in Alzheimer's disease, where lysosomal dysfunction contributes to amyloid and tau pathology. In cancer, altered TMEM175 activity influences autophagy and cell survival under stress. NSJ Bioreagents provides TMEM175 antibody to support lysosomal biology, neurodegeneration, and cancer research.
Experimentally, TMEM175 antibody is applied in western blotting to detect the ~54 kDa protein, in immunofluorescence microscopy to visualize lysosomal localization, and in immunohistochemistry to analyze tissue-specific expression. Co-immunoprecipitation with TMEM175 antibody helps define protein complexes associated with lysosomal ion transport.
Optimal dilution of the TMEM175 antibody should be determined by the researcher.
E.coli-derived human TMEM175 recombinant protein (Position: M1-L423) was used as the immunogen for the TMEM175 antibody.
After reconstitution, the TMEM175 antibody can be stored for up to one month at 4oC. For long-term, aliquot and store at -20oC. Avoid repeated freezing and thawing.
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