Transcriptional repressor regulating the expression of a number of genes including SP1 target genes. Probably functions through recruitment of HDAC1 a histone deacetylase involved in chromatin silencing.
[Isoform 1]: Nucleus.; [Isoform 2]: Nucleus.; [Isoform 3]: Nucleus.; [Isoform 4]: Cytoplasm.; [Isoform 5]: Cytoplasm.; [Isoform 6]: Cytoplasm.
Ubiquitously expressed, but at very low levels. However, consistent level of expression are observed in heart, testis, thyroid, ovary and adrenal gland. Transcripts are up-regulated in breast carcinoma cell lines and tumor.
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