E26 transformation-specific transcription factor family (ETS family)

The E26 transformation-specific (ETS) transcription factor family is a group of approximately 28 human proteins characterized by a conserved 84-amino-acid DNA-binding domain known as the ETS domain, which recognizes purine-rich motifs, typically GGAA/T, in the promoters and enhancers of target genes. The family controls diverse cellular processes: development, differentiation, proliferation, apoptosis, angiogenesis, hematopoiesis, and inflammation. Members are divided into subfamilies (such as ETS, ERG, ELK, ELF, and PEA3) and include tumor-associated factors like ETS-1, ERG, and ETV6 as well as tissue-specific proteins like ESE-1/ELF3. Dysregulation or mutation in family members is implicated in cancer (e.g., ETV5 in colorectal and breast cancer; ETS-1 in vascular neointima and cancer), cardiovascular, and inflammatory diseases. Therapeutic targeting is challenging due to redundancy and broad functions but remains of substantial interest in oncology and vascular biology.

Other names

ETS transcription factor familyE26 transformation-specific (ETS) familyETS domain family

Alteration of gene expression (as direct DNA-binding transcription factors); Modulation of the cell cycle (via downstream genes such as p21/CDKN1A and cyclins); Regulation of inflammation (through chemokines, adhesion molecules, etc.)