Recombinant Human Nkx3.1 protein

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Nkx3.1 known also as NK-3 transcription factor related locus 1 is a protein that acts as a transcription factor. Its molecular mass is approximately 25 kDa. The expression of Nkx3.1 occurs mostly in the prostate but you can also see it in other tissues like testis and certain brain regions. It plays roles in androgen receptor signaling where it binds to specific DNA sequences to regulate the transcription of target genes influencing cell growth and differentiation.

Biological function summary

Nkx3.1 is involved in regulating prostate epithelial cell differentiation and maintaining proper glandular architecture. It does not appear to form part of a larger protein complex but instead interacts directly with DNA to control gene expression. Alongside this it may involve co-regulatory proteins to execute its transcriptional activities effectively controlling the expression of genes critical for normal prostate function.

Pathways

Nkx3.1 is involved in the prostate cancer pathway and the androgen receptor signaling pathway. Within these pathways its interactions include those with proteins such as the androgen receptor (AR) and the homeobox protein Nkx2-5 coordinating the cellular responses to hormonal signals. These interactions allow Nkx3.1 to modulate the transcription of genes responsive to androgens which impacts cellular proliferation and development within prostate tissues.

Alterations in the Nkx3.1 protein function relate most notably to prostate cancer and benign prostatic hyperplasia (BPH). Loss or mutation of the Nkx3.1 gene often coincides with early stages of prostate cancer development. Through the androgen receptor pathway Nkx3.1 influences disease progression where decreased expression or activity can exacerbate cellular abnormalities. Understanding its altered interactions in these diseases particularly with the androgen receptor provides insight into mechanisms driving prostate disorders offering potential targets for therapeutic intervention.