Double homeobox 4 like 16 (DUX4L16)

Double homeobox 4 like 16 (DUX4L16) is a DUX4-related pseudogene located on the human Y chromosome[1][5]. While it shares sequence similarities with the DUX4 gene, which encodes a transcription factor involved in early embryogenesis and certain diseases, DUX4L16 itself does not encode a known protein product or functional transcription factor in humans. There is no evidence that DUX4L16 has a biological function, serves as a therapeutic target, or participates in disease mechanisms. The gene is sometimes referred to by alternative aliases such as DUXY1 or double homeobox 4-like pseudogene. Functional DUX4 homologs or paralogs (such as DUX4 itself) are transcription factors within the homeobox gene family, but DUX4L16 specifically remains classified as a pseudogene without therapeutic, biomarker, or mechanistic relevance[1][5].\n\nKey clarification:\nMuch of the disease, molecular mechanism, and drug discovery relevance found in the literature pertains to the canonical DUX4 gene/protein, not DUX4L16. DUX4 is a disease-linked transcription factor, but DUX4L16 is a pseudogene retained on the human and chimpanzee Y chromosome and is not functionally equivalent to DUX4[5].\n\nIf you require information about the canonical DUX4 gene/protein (which is functionally relevant), please specify.

Other names

DUXY1double homeobox 4-like pseudogeneDUX4L16