Meis homeobox 2 mRNA (MEIS2 mRNA)

Meis homeobox 2 (MEIS2) is a member of the TALE (three-amino-acid loop extension) family of homeodomain-containing transcription factors, which are essential regulators of embryonic development (UniProt: O14770). The MEIS2 mRNA encodes a protein that acts as a transcriptional co-factor, forming complexes with PBX and HOX proteins to modulate gene expression patterns necessary for neurogenesis, cardiogenesis, and limb development (NCBI Gene: 4212). Clinically, haploinsufficiency or mutations in MEIS2 are linked to a syndromic form of intellectual disability characterized by craniofacial dysmorphism, such as cleft palate, and congenital heart defects (PubMed: 25604084). In oncology, MEIS2 has been identified as a potential driver in several cancers, including neuroblastoma and certain leukemias, where its overexpression promotes tumor cell survival and proliferation (PubMed: 30135602). While no small molecule inhibitors or biologics are currently approved for targeting MEIS2, its mRNA is a subject of research for knockdown strategies using antisense oligonucleotides (ASOs) or small interfering RNAs (siRNAs) to study its role in disease progression and explore therapeutic potential. Targeting MEIS2 mRNA presents challenges due to its critical role in normal development and the potential for systemic toxicity if not precisely delivered to affected tissues.

Other names

Myeloid ecotropic viral integration site 1 homolog 2MRG1TALE homeobox protein Meis2Meis1-related gene 1

RNA interference or antisense-mediated degradation of the MEIS2 transcript to reduce protein expression levels.