Coordinated Lysosomal Expression and Regulation (CLEAR) motif-containing DNA promoters (CLEAR network promoters)

The Coordinated Lysosomal Expression and Regulation (CLEAR) motif-containing DNA promoters represent a gene network essential for maintaining cellular proteostasis and metabolic health. These promoters contain a conserved 10-base pair sequence (GTCACGTGAC) that serves as the primary binding site for the Transcription Factor EB (TFEB) and other members of the MiT/TFE family (Sardiello et al., 2009). Upon activation, TFEB translocates to the nucleus and binds to these CLEAR motifs to coordinately upregulate genes involved in lysosomal biogenesis, autophagy, and lipid catabolism (Settembre et al., 2011). This regulatory network is a critical therapeutic target for neurodegenerative diseases, such as Alzheimer's and Parkinson's, where enhancing the clearance of misfolded protein aggregates is beneficial (Napolitano & Ballabio, 2016). Conversely, in certain cancers, the CLEAR network is often constitutively active, providing nutrients to tumor cells and promoting survival under stress, which suggests that inhibition may be a viable strategy in oncology (Perera et al., 2015). Current pharmacological approaches focus on small molecules like trehalose or mTOR inhibitors that indirectly modulate the CLEAR network by promoting TFEB nuclear entry (Palmieri et al., 2011).

Other names

CLEAR elementsCLEAR motifsTFEB-binding sitesCoordinated Lysosomal Expression and Regulation network

Modulation of transcription factor activity (primarily TFEB) to regulate the expression of the CLEAR gene network.