Anti-GATA1 (phospho S142) antibody

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.

Activity summary

GATA1 also known as GATA-binding factor 1 is a transcription factor weighing approximately 42 kDa. This protein binds to the DNA sequence "GATA" within the regulatory regions of target genes to control their expression. GATA1 is mostly expressed in hematopoietic cells especially erythroid cells megakaryocytes eosinophils and mast cells. Its specific expression pattern allows it to regulate genes essential for the development and function of these cell types.

Biological function summary

GATA1 regulates gene expression and is essential for erythroid and megakaryocyte differentiation. GATA1 belongs to a family of GATA transcription factors and can form regulatory complexes with other proteins such as FOG1 (Friend of GATA1) and TAL1. These complexes facilitate the binding of GATA1 to DNA enhancing its transcriptional activity on target gene sets necessary for blood cell maturation and function.

Pathways

GATA1 participates in the erythropoiesis and megakaryopoiesis pathways. It directly regulates several genes and coordinates signals with factors like GATA2 and RUNX1 which are other key proteins involved in these pathways. Through these interactions GATA1 ensures the correct development of red blood cells and platelets maintaining hematopoietic homeostasis in the organism.

Associated diseases and disorders

Abnormal GATA1 function is linked to blood-related disorders. Mutations or dysregulations of GATA1 can lead to diseases such as X-linked thrombocytopenia with dyserythropoietic anemia which involves low platelet count and ineffective red blood cell production. Moreover GATA1 mutations are associated with certain leukemias particularly acute megakaryoblastic leukemia. GATA1's dysfunction in these diseases often occurs in conjunction with abnormalities in related proteins like GATA2 influencing disease progression and phenotype.