novel transcript, antisense to EF-hand calcium binding domain 5 (ENSG00000265394)

The entity “novel transcript, antisense to EFCAB5” (ENSG00000265394) is annotated as a **long non-coding RNA (lncRNA) gene** located antisense to the protein-coding gene **EF-hand calcium binding domain 5 (EFCAB5)**[3]. Antisense transcripts are RNA molecules transcribed from the DNA strand opposite to a “sense” gene (here, EFCAB5), and can modulate gene expression of the corresponding protein-coding gene through effects on chromatin structure, transcription rates, RNA processing, and transcript stability[2][4]. There is widespread evidence in human and other eukaryotic genomes that antisense transcription plays a conserved regulatory role in gene expression, primarily by altering the chromatin environment around promoters and modifying sense transcript dynamics[2][4]. This specific lncRNA (ENSG00000265394) does **not code for a protein and is not established as a therapeutic target** such as a receptor, enzyme, transporter, or transcription factor. It has no well-characterized function or disease association independent of its potential regulatory effects on EFCAB5[3]. No synonym, biomarker, interacting drugs, or mechanisms of action are known. Its clinical or therapeutic relevance remains uncharacterized. There is nothing wrong with this Ensembl identifier or locus as an annotated antisense lncRNA, but as a drug target it is **not a recognized direct therapeutic target**, and search results provide no evidence for practical targeting or druggability under current knowledge[3]. Key supporting references: - [1]: EFCAB5 encodes an EF-hand calcium-binding protein with potential involvement in neurodevelopment and synaptic signaling; this refers to the sense (protein-coding) gene, not its antisense lncRNA transcript. - [3]: The Ensembl transcript ENSG00000265394 is a lncRNA gene, antisense to EFCAB5, located ~1,940 bp away from the EFCAB5 protein coding gene. Summary: ENSG00000265394 is a long non-coding RNA gene, antisense to the protein-coding EFCAB5, not a protein, receptor, or therapeutic target, and currently has no known direct functional, disease, or druggable role[3].

Other names

ENSG00000265394lncRNA antisense to EFCAB5