Keratin 16 pseudogene 4 (KRT16P4)

Keratin 16 pseudogene 4 (KRT16P4) is a member of the keratin gene family within the human genome, specifically classified as a type I keratin pseudogene. Unlike its functional counterpart, keratin 16 (KRT16), KRT16P4 does not encode a protein product and is presumed nonfunctional. Keratin pseudogenes such as KRT16P4 arise from duplication or rearrangement of functional keratin genes but lack intact coding sequences. These pseudogenes are not involved in normal biological functions, disease pathways, or direct drug interactions, and they are generally excluded from lists of therapeutically relevant targets. Scientific reference to KRT16P4 primarily aids in genetic categorization and nomenclature and does not imply physiological activity[1][2].\n\nKRT16P4 is distinct from Keratin 16 (KRT16), which is an intermediate filament protein crucial for epithelial cell structure and is involved in skin barrier function, cell proliferation, and has been linked to genetic skin disorders such as pachyonychia congenita and palmoplantar keratoderma[3][4]. All functional and disease associations belong to KRT16, not KRT16P4.\n\nIn summary, **Keratin 16 pseudogene 4 (KRT16P4)** is a nonfunctional pseudogene with no encoded protein, biological activity, direct disease association, or relevance as a drug target. Any functional or disease role refers instead to the active Keratin 16 gene/protein[1][2][3][4][5].

Other names

Keratin 16 pseudogene 4keratin pseudogeneKRT16P4