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Vdr | Vitamin D3 receptor; Nuclear receptor for calcitriol, the active form of vitamin D3 which mediates the action of this vitamin on cells (By similarity). Enters the nucleus upon vitamin D3 binding where it forms heterodimers with the retinoid X receptor/RXR (By similarity). The VDR-RXR heterodimers bind to specific response elements on DNA and activate the transcription of vitamin D3-responsive target genes (By similarity). Plays a central role in calcium homeostasis (By similarity). (422 aa) | ||||
Zscan21 | Zinc finger and SCAN domain-containing protein 21; Strong transcriptional activator. Associated with meiosis in both male and female gametogenesis. May have different functions in somatic cells; Belongs to the krueppel C2H2-type zinc-finger protein family. (555 aa) |