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Definition
Protein Kinase is an enzyme that modifies other proteins by chemically adding phosphate groups.
Expanded Explanation
Protein kinases play a vital role in controlling various cellular processes. By adding phosphate groups to proteins – a process called phosphorylation – they regulate protein function. This way, they contribute to numerous cellular operations, including cell division, metabolism, and even cell death.
Importance
The relevance of protein kinases extends to their critical role in cell signaling. They also have significant implications for health and disease. When these enzymes malfunction, it can lead to diseases like cancer, making them prime targets for drug development.
Context and Usage
In the biological and medical fields, protein kinases are often discussed in the context of pathways that control cell functions. A well-known example is the PI3K/Akt/mTOR pathway, a crucial regulator of cell survival and growth.
Examples
- Example 1: The PI3K/Akt/mTOR pathway, where protein kinases regulate cell survival and growth.
- Example 2: In cancer research, where abnormal protein kinase activity often signifies disease progression.
Understanding Protein Kinase
Common misconceptions might include the idea that all protein kinases function similarly. In reality, there are hundreds of these enzymes, each with unique roles and targets.
Related Glossary Terms
- Phosphorylation: It’s the process that protein kinases facilitate – adding phosphate groups to proteins.
- Enzyme: The broader category to which protein kinases belong.
Visual and Reading Aids
External Resources
- Protein Kinase from Nature: Provides a detailed look at drug targets for immunological disorders.
- ScienceDirect: Discusses the role of protein kinases in various diseases.
Related Articles
- Top 10 Astonishing Impacts of Phosphorylation Protein on Your Health: Focusing on protein kinases, this blog post actively explores their vital role in protein phosphorylation. As these enzymes add phosphate groups to proteins, they significantly influence numerous bodily processes and contribute to disease development.
- Understanding Phospho Fructo Kinase: A Key Player in Energy Metabolism: This blog post provides an in-depth exploration of the protein kinase known as Phospho Fructo Kinase, its role in energy metabolism, and its impact on health.
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