Related Experiment Video
Updated: Aug 4, 2025

Study of the Functions and Activities of Neuronal K-Cl Co-Transporter KCC2 Using Western Blotting
Published on: December 9, 2022
Current thoughts on cellular functions of numb-associated kinases
Chenxi Huang1, Cuicui Ji2, Juan Wang3
1Department of Biology, Faculty of Environment and Life, Beijing University of Technology, 100124, Beijing, China.
Numb-associated kinases are crucial for cellular functions and viral infections, including COVID-19. Inhibitors targeting these kinases show potential as broad-spectrum antiviral therapies against emerging viruses.
Area of Science:
- Molecular Biology
- Cell Biology
- Virology
Background:
- Numb-associated kinases (NAKs) are serine/threonine kinases vital for cellular processes like endocytosis, autophagy, and Notch pathway regulation.
- NAKs are implicated in diseases such as neuropathic pain, Parkinson's, and prostate cancer, marking them as potential therapeutic targets.
- These kinases are involved in the life cycle of various viruses, including hepatitis C virus (HCV), Ebola virus (EBOV), and dengue virus (DENV).
Purpose of the Study:
- To review recent advances in understanding Numb-associated kinases' cellular functions.
- To explore the potential of Numb-associated kinases as host targets for broad-spectrum antiviral strategies.
- To discuss unresolved questions regarding NAKs' cellular functions.
Main Methods:
- Literature review of studies on Numb-associated kinases.
- Analysis of NAKs' roles in cellular processes and viral infections.
- Synthesis of current research on NAK inhibitors for antiviral therapy.
Main Results:
- Numb-associated kinases regulate critical cellular functions and are implicated in diverse diseases.
- NAKs play a role in the replication and lifecycle of multiple viruses, including SARS-CoV-2.
- Numb-associated kinase inhibitors demonstrate potential in suppressing viral infections, notably COVID-19.
Conclusions:
- Numb-associated kinases are essential regulators of cellular processes and host factors for viral infections.
- Targeting Numb-associated kinases offers a promising strategy for developing broad-spectrum antiviral therapies.
- Further research is needed to fully elucidate NAKs' cellular functions and therapeutic potential.
Related Concept Videos
NF-κB-dependent Signaling Pathway
NF-κB-dependent Signaling Mechanism
The...
Calmodulin-dependent Signaling
The Ca2+-CaM complex does not have enzymatic activity by itself. Instead, the complex binds downstream target proteins, including membrane proteins or enzymes,...
MAPK Signaling Cascades
cAMP-dependent Protein Kinase Pathways
Protein Kinases and Phosphatases
Protein kinases
Many proteins in the cell are regulated by phosphorylation, the addition of a phosphate group. A family of enzymes called kinases...
Interactions Between Signaling Pathways
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...

