GATA binding protein 4 (GATA4)

GATA binding protein 4 (GATA4) is a member of the GATA family of zinc finger transcription factors and plays a central role in embryonic development, especially in the heart, and in regulating gene expression in differentiated cardiomyocytes[1][4]. GATA4 binds DNA at the GATA motif in the promoters of target genes and acts as a key regulator of cardiac morphogenesis, myocardial function, cell survival, and hypertrophy. It also plays important roles in the development of the gonads, pancreas, and liver. Mutations in GATA4 are associated with several congenital diseases, mostly affecting the heart and diaphragm, but also the reproductive system[1][4]. GATA4 is involved in cell type-specific alternative splicing via direct interaction with RNA and spliceosomal proteins[4]. Its function is modulated by protein–protein interactions (notably with other cardiac transcription factors like NKX2-5), post-translational modifications, and regulated degradation pathways[2][6]. While GATA4 is considered a highly attractive target for regenerative or gene-based therapies for cardiac disease, clinical drugs directly targeting this factor are not yet available; only small molecules with experimental actions on its regulatory complexes have been described[6].

Other names

GATA-4GATA4 transcription factorGATA zinc finger protein 4

Modulation of transcriptional activity (inhibition/enhancement via disruption or stabilization of GATA4 and NKX2-5 synergy); Inhibition of GATA4-DNA binding (experimental, not clinical).