MIR4432 host gene (MIR4432HG)

MIR4432 host gene (MIR4432HG, also annotated as uncharacterized protein LOC124906010) is a genomic locus that serves as the non-coding RNA "host" for microRNA 4432 (miR-4432)[1]. It does **not encode a protein with known molecular or therapeutic function**, nor does it act as a receptor, enzyme, transporter, or any other classical drug target. Instead, its biological significance is as an RNA element facilitating expression of miR-4432, which is itself a small regulatory RNA involved in post-transcriptional gene regulation[1]. The best-characterized function related to this locus is the role of the **MIR4432 microRNA** (not the host gene itself), which targets fibroblast growth factor binding protein 1 (FGFBP1) in endothelial cells, influencing oxidative stress and potentially contributing to mechanisms of hypertension and endothelial dysfunction[2][4]. There is currently **no evidence** that MIR4432 host gene (MIR4432HG) is itself a therapeutic target, nor that it is directly associated with any pharmacological agent, clinical biomarker utility, or established disease mechanism in a way actionable for drug discovery or medical intervention. **Key note:** The actual biologically important entity is *miR-4432*, a microRNA, not its host gene (MIR4432HG); the host gene is relevant as the transcriptional source but is not itself a receptor, structure, or canonical drug target[1][6].

Other names

MIR4432HGuncharacterized protein LOC124906010LOC124906010MIR4432 host gene