Predicted to enable estrogen receptor binding activity. Predicted to be involved in several processes, including positive regulation of intracellular estrogen receptor signaling pathway; positive regulation of nucleobase-containing compound metabolic process; and regulation of cell cycle phase transition. Predicted to act upstream of or within chorion development and histone H3-K27 demethylation. Predicted to be located in nucleus. Predicted to be part of MLL3/4 complex. Orthologous to human PAGR1 (PAXIP1 associated glutamate rich protein 1). [provided by Alliance of Genome Resources, Apr 2022]