IRX4: A Potential Drug Target and Biomarker for Iroquois-Class Homeodomain Proteins

Target Name: IRX4

NCBI ID: G50805

IRX4

IRX4: A Potential Drug Target and Biomarker for Iroquois-Class Homeodomain Proteins

The Iroquois-class homeodomain proteins (IRXs) are a family of non-coding RNAs that play crucial roles in various cellular processes, including DNA replication, gene regulation, and tissue development. IRXs are characterized by a unique domain structure that consists of a nucleotide-rich region, a transmembrane segment, and a C-terminal domain with varied functions. IRXs are found in various cellular compartments, including the nucleus, mitochondria, endoplasmic reticulum, and various cell types. Although IRXs have been identified in many organisms, their functions and specificity remain poorly understood.

IRX4, a variant of the IRX gene, is a unique protein that has attracted significant interest due to its unique structure and function. It is a 191-amino acid protein that contains a nucleotide-rich region, a transmembrane segment, and a C-terminal domain with four conserved motifs: a long terminal extension (LTE), a short terminal extension (STE), a conserved nucleotide loop (CON), and a variable region (VR).

IRX4 is a key regulator of DNA replication and has been shown to play a critical role in the maintenance of genomic stability. IRX4 is involved in the repair of DNA damage, specifically, it can recognize and repair the most susceptible to repair sites. IRX4 has also been shown to be involved in the regulation of gene expression and has been implicated in the development and progression of various diseases.

IRX4 has also been shown to have potential as a drug target. The LTE and STE regions of IRX4 are involved in its interactions with various cellular components, including DNA replication factors and transcription factors. The CON region is known to play a role in protein-protein interactions, and the VR region is involved in the formation of a distinct protein-protein complex. Therefore, targeting these regions may lead to new therapeutic approaches for various diseases.

In addition to its potential as a drug target, IRX4 has also been shown to be a potential biomarker. The Iroquois-class homeodomain proteins are known for their ability to form distinct protein-protein interactions, which can be used as biomarkers for various diseases. IRX4, as a variant of the IRX gene, may be a good candidate for biomarker research.

Conclusion

IRX4 is a unique protein that has captured the interest of researchers due to its unique structure and function. It is involved in various cellular processes, including DNA replication, gene regulation, and tissue development. IRX4 has also been shown to have potential as a drug target and biomarker. Further research is needed to fully understand the functions of IRX4 and its potential as a therapeutic approach.

Protein Name: Iroquois Homeobox 4

Functions: Likely to be an important mediator of ventricular differentiation during cardiac development

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