MT-CO2 pseudogene 11 (MTCO2P11)

MT-CO2 pseudogene 11 (MTCO2P11) is a nuclear pseudogene related to the mitochondrially encoded cytochrome c oxidase II (MT-CO2, also known as COX2, Cytochrome c oxidase subunit II)[2][4][7]. Unlike the functional MT-CO2 gene, which encodes a key subunit of Complex IV in the mitochondrial respiratory chain and is essential for cellular energy production[1][6], MTCO2P11 does not encode a functional protein and is typically considered non-coding "junk DNA"[2][4]. MTCO2P11 is located on chromosome 9 (hg38: chr9:5098341-5099325)[4]. There is no evidence to support its role as a therapeutic target, and there are no known biological functions, disease associations, or known interactions with drugs. The designation as a pseudogene implies MTCO2P11 is generally not transcribed or translated and does not participate in enzymatic, receptor, transporter, or signaling activities relevant to molecular pharmacology[2][7][9]. Pseudogenes are typically remnants of gene duplication or retrotransposition events that have lost their protein-coding capacity and regulatory elements but can sometimes exert regulatory effects via non-coding RNA or act as microRNA decoys[9]. However, for MTCO2P11, no such functions are recognized in the current literature or major genomic databases[2][4][7]. The MT-CO2 gene (not MTCO2P11) codes for a critical mitochondrial enzyme subunit, but the pseudogene variant is not involved in any known biological pathways or disease processes, nor does it serve as a biomarker or safety concern in clinical or pharmacological contexts[1][6][7].

Other names

MTCO2P11MT-CO2 Pseudogene 11