Dynactin 4 pseudogene (ENSG00000227722)

The dynactin 4 pseudogene (ENSG00000227722) is a non-functional genomic sequence derived from the dynactin 4 gene (DCTN4), which encodes the p62 subunit of the dynactin complex. As a pseudogene, it has lost protein-coding capacity due to deleterious disruptions such as premature stop codons or frameshift mutations in its open reading frame[1]. Despite being considered "non-functional," this pseudogene may be transcribed to produce non-coding RNAs that could influence gene expression through various mechanisms[1]. Pseudogenes like this one can function as competing endogenous RNAs (ceRNAs), potentially affecting the expression of their parent genes through positive correlations in transcriptional profiles[1]. They may also produce small RNAs that can interfere with gene expression or participate in chromatin modification through recruitment of histone methyltransferases and establishment of repressive chromatin environments[1]. The parent dynactin 4 gene encodes a crucial component of the dynactin complex, which acts as an activator of cytoplasmic dynein and is involved in intracellular transport, mitosis, and nuclear migration[2]. The dynactin 4 subunit contains zinc-binding motifs and is part of the pointed-end complex of the dynactin structure[2]. While the pseudogene itself is not a therapeutic target, understanding its regulatory role may provide insights into cellular processes and potential disease mechanisms.

Other names

DCTN4 pseudogenedynactin subunit 4 pseudogenep62 pseudogene