Gon-4-like protein (GON4L)

Gon-4-like protein (GON4L) is a nuclear protein encoded by the GON4L gene in humans and other vertebrates, highly conserved among species[6][1]. It functions primarily as a transcriptional co-repressor, forming large nuclear complexes that include the transcription factor YY1, co-repressor SIN3A, and histone deacetylase HDAC1, thereby regulating gene expression through chromatin modification and gene repression[2][3]. GON4L is essential for B cell differentiation and broader developmental processes including hematopoiesis and embryogenesis[2][1][7]. It contains specific conserved structural domains such as a paired amphipathic helix (PAH), myb-like domain, and a SANT domain, which mediate protein-protein interactions critical for its functions[2][5]. Mutations in GON4L are associated with developmental syndromes such as Li-Takada-Miyake syndrome, muscle and neurodevelopmental disorders, but it is not currently considered a druggable target or receptor, and no small molecule inhibitors or clinical therapeutics are directed at GON4L as of now[1][4][6].

Other names

Gon-4 likeGON4LGON4KIAA1606FLJ20203YARPGON-4 homologYY1AP related proteinLTMS2610100B20RikYY1AP-related protein1gon-4 homolog