Predicted to enable several functions, including bHLH transcription factor binding activity; identical protein binding activity; and zinc ion binding activity. Predicted to be involved in protein homooligomerization and regulation of transcription by RNA polymerase II. Predicted to act upstream of or within negative regulation of transcription, DNA-templated and positive regulation of transcription by RNA polymerase II. Predicted to be located in nuclear body. Predicted to be part of protein-containing complex. Orthologous to human IKZF4 (IKAROS family zinc finger 4). [provided by Alliance of Genome Resources, Apr 2022]