Zaire ebolavirus matrix protein VP40 mRNA (VP40 mRNA)

Zaire ebolavirus VP40 mRNA is the messenger RNA transcript responsible for the synthesis of the VP40 matrix protein, the most abundant structural component of the Ebola virus. The VP40 protein is critical for the viral life cycle, as it drives the assembly and budding of new filamentous virions from the plasma membrane of infected host cells (Hartlieb & Weissenhorn, 2006). Beyond its structural role, VP40 also modulates host immune responses by inhibiting interferon signaling. Targeting the VP40 mRNA using antisense oligonucleotides or small interfering RNAs (siRNAs) provides a therapeutic strategy to prevent the production of this essential protein, thereby blocking viral replication and spread (Geisbert et al., 2010). Clinical candidates such as TKM-Ebola and AVI-7537 have utilized this approach to treat Ebola virus disease by inducing mRNA degradation or blocking translation (Warren et al., 2015). These therapies aim to reduce the viral load in patients by interrupting the synthesis of proteins necessary for the formation of new infectious particles. This target is particularly attractive because VP40 is indispensable for the virus, and its mRNA sequence is relatively conserved among Zaire ebolavirus strains.

Other names

Ebola virus VP40 mRNAEBOV VP40 mRNAZaire ebolavirus VP40 transcriptEbola virus matrix protein mRNA

Inhibition of viral protein synthesis through RNA interference (siRNA) or steric hindrance of translation (antisense oligonucleotides/PMOs).