Metallothionein 1 pseudogene 1 (MT1P1)

Metallothionein 1 pseudogene 1 (MT1P1), also known as bA435O5.3, is a human pseudogene related to the metallothionein 1 family. It is a non-functional, non-coding genetic element classified as a pseudogene of the metallothionein 1 (MT1) gene family in humans. MT1P1 does not encode a functional protein due to mutations that disrupt its protein-coding capacity and is not known to have any direct biological, therapeutic, or pharmacological function. Metallothionein 1 itself plays important roles in metal homeostasis and protection against oxidative stress, but MT1P1 does not contribute to these processes. Metallothioneins (MTs) are a family of low molecular weight, cysteine-rich proteins implicated in metal ion homeostasis, detoxification, oxidative stress protection, and immunity. There are several MT isoforms and pseudogenes in humans, with MT1P1 belonging to the latter group. Pseudogenes such as MT1P1 arise from gene duplication events and subsequent loss of protein-coding ability due to disabling mutations. According to genome analyses, MT1P1 is one of several MT1 pseudogenes in the human genome. These pseudogenes typically lack functional open reading frames, and no evidence suggests that MT1P1 is transcribed into a functional non-coding RNA or exerts a regulatory role. MT1P1 is not considered a therapeutic target, does not encode a receptor, transporter, enzyme, or other druggable protein, has no associated biomarkers, no known drug interactions, and no documented role in human disease. Listings of MT1P1 as a drug target or functional receptor are incorrect; it is specifically a pseudogene, and there is a risk of confusion with the functional protein-coding MT1 genes (such as MT1A or MT1E), which do have established biological roles. In summary, MT1P1 is a non-functional pseudogene of the metallothionein 1 family and is not a valid molecular target for therapeutic intervention or biomarker development. If your intent is to study metallothionein biology or related therapeutic applications, focus should be on functional members of the MT1 protein family, not pseudogenes like MT1P1.

Other names

bA435O5.3