Growth regulation by estrogen in breast cancer 1 is a protein that in humans is encoded by the GREB1 gene.

Function

This gene is an estrogen-responsive gene that is an early response gene in the estrogen receptor-regulated pathway. It is thought to play an important role in hormone-responsive tissues and cancer. Three alternatively spliced transcript variants encoding distinct isoforms have been found for this gene.

Further reading

This article incorporates text from the United States National Library of Medicine, which is in the public domain.