Melanoma antigen family A, 11 pseudogene (None established (the common abbreviation "MAGEA11P" is sometimes used in databases, but not universally standardized; ENSG00000229322 is the Ensembl gene identifier))

The "Melanoma antigen family A, 11 pseudogene" (also known as LOC100420321 or ENSG00000229322) is a nonfunctional genomic element classified as a *pseudogene* in the melanoma antigen (MAGE) family. Pseudogenes are DNA sequences that resemble known genes but have lost the capacity to encode functional proteins due to disruptive mutations such as frameshifts or premature stop codons and generally lack regulatory elements necessary for expression[2][6]. Unlike protein-coding members of the MAGEA family, which are cancer-testis antigens implicated in tumorigenesis and immunotherapy, MAGEA pseudogenes do not produce functional proteins[2][3][9]. However, some pseudogenes in the MAGEA family have been shown to regulate cellular processes—especially in cancer—through non-coding RNA mechanisms such as acting as miRNA decoys, but there is no direct evidence for regulatory or disease-related function for this specific pseudogene[8][9]. The pseudogene is not considered a therapeutic target and does not interact with drugs. Its primary significance may be limited to confounding genetic studies when PCR or sequencing cannot distinguish between functional genes and related pseudogenes[2][8].

Other names

MAGEA11PLOC100420321Melanoma antigen family A pseudogeneMelanoma antigen family A, 11 pseudogeneENSG00000229322 (Ensembl identifier)

Not applicable (does not encode a protein or known functional RNA) Some MAGEA pseudogenes act as competitive endogenous RNAs (ceRNAs), sequestering microRNAs and thus regulating oncogenes[9][8] *No specific mechanism described for this pseudogene in the available literature.*