zinc finger & BTB domain-containing protein 7B; Zfp-67; zinc finger protein Th-POK; T-helper-inducing POZ/Krueppel-like factor; Krueppel-related zinc finger protein cKrox; hcKrox; zinc finger & BTB domain-containing protein 15 (ZBTB7B, ZBTB15, ZFP67, ZNF67)
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Function
- transcription regulator
- regulates lineage commitment of immature T-cell precursor
- necessary & sufficient for commitment of CD4+ cell lineage
- absence results in CD8+ cell commitment
- transcriptional repressor of collagen COL1A1 & COL1A2 genes
- repressor of fibronectin & possibly other extracellular matrix genes (putative)
Structure
- contains 1 BTB/POZ domain
- contains 4 C2H2-type Zn+2 fingers