Predicted to enable DNA-binding transcription factor activity and double-stranded DNA binding activity. Predicted to be involved in regulation of transcription, DNA-templated and response to tumor necrosis factor. Predicted to act upstream of or within embryonic hindlimb morphogenesis. Predicted to be located in cytosol and nuclear body. Predicted to be part of super elongation complex. Orthologous to human AFF3 (AF4/FMR2 family member 3). [provided by Alliance of Genome Resources, Apr 2022]