Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables DNA-binding transcription factor binding activity and transcription cis-regulatory region binding activity. Acts upstream of or within negative regulation of DNA-templated transcription. Located in chromocenter; condensed chromosome, centromeric region; and nuclear envelope. Part of pericentric heterochromatin. Is expressed in several structures, including central nervous system; embryo ectoderm; gonad; gut; and retina nuclear layer. Orthologous to human CBX3 (chromobox 3).