Recombinant Apoptin protein (Tagged)

Supplementary information

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

Apoptin also known as Chicken Anemia Virus Protein is a small protein with a mass of approximately 13.8 kDa. It expresses in various cell types including both normal and transformed cells. However Apoptin shows a unique ability to localize within the nucleus primarily in transformed cells. This nuclear localization is a critical feature as it is closely linked with its pro-apoptotic activity whereas in normal cells it remains in the cytoplasm rendering it inactive in these cells.

Biological function summary

Without the addition of other interacting proteins Apoptin initiates programmed cell death specifically in cancerous or transformed cells. It functions as a monomer and does not require a complex to exert its apoptotic effects. Its specificity offers a promising cancer therapeutic strategy as it discriminates between cancerous and non-cancerous cells leading to selective cytotoxicity.

Pathways

Multiple studies indicate that Apoptin triggers apoptosis through pathways distinct from the typical p53-dependent mechanisms. It activates processes related to the intrinsic apoptotic pathway bypassing p53 which makes it valuable in targeting p53-deficient tumors. Additionally Apoptin interacts with proteins related to the apoptotic pathway including Bcl-2 homology 3 (BH3) enhancing mitochondrial membrane permeability.

Apoptin has shown potential relevance to cancer making it a target of interest in cancer research and therapy. Its ability to induce apoptosis selectively in cancer cells without harming normal cells relates it to several cancer types. Furthermore its mechanism connects to p53-related proteins offering insights into therapeutic developments for p53-deficient cancers. Apart from cancer researchers are exploring its potential role in viral infections given its origin from Chicken Anemia Virus which may lead to broader therapeutic applications.