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AntibodySystem
Recombinant Proteins
Introduction Recombinant Human RAB18 Protein is a highly conserved member of the Ras superfamily of small GTPases. It plays a crucial role in intracellular trafficking and vesicle formation, making it an essential protein for various cellular processes. In this article, we will discuss the structure, activity, and applications of Recombinant Human RAB18 Protein.
Structure of Recombinant Human RAB18 Protein The human RAB18 gene is located on chromosome 10 and encodes a protein of 204 amino acids. The protein has a molecular weight of approximately 23 kDa and is composed of five distinct regions: the N-terminal domain, the switch I and II regions, the effector domain, and the C-terminal hypervariable region. The N-terminal domain is responsible for binding to guanine nucleotides, while the switch I and II regions undergo conformational changes upon GTP binding, which regulates the activity of the protein. The effector domain interacts with downstream effector molecules, and the C-terminal hypervariable region is involved in membrane targeting and protein-protein interactions.
Activity of Recombinant Human RAB18 Protein RAB18 is primarily involved in regulating membrane trafficking and vesicle formation. It is localized to the Golgi complex, endosomes, and lipid droplets, where it plays a crucial role in maintaining the balance of lipid metabolism. RAB18 has been shown to interact with various effector proteins, such as the lipid droplet-associated protein ADRP, the Golgi-associated protein GRASP55, and the endosomal protein VARP, to regulate vesicle trafficking and fusion. Additionally, RAB18 has been implicated in autophagy, a process that degrades and recycles cellular components, by regulating the formation of autophagosomes.
Applications of Recombinant Human RAB18 Protein Recombinant Human RAB18 Protein has numerous applications in both basic research and therapeutic development. One of the most significant applications of RAB18 is in the study of lipid metabolism and associated disorders. RAB18 has been linked to various lipid-related diseases, such as obesity, diabetes, and atherosclerosis. Recombinant RAB18 protein can be used to study the role of RAB18 in these diseases and potentially identify novel therapeutic targets.
Another potential application of Recombinant Human RAB18 Protein is in the development of targeted drug delivery systems. As RAB18 is involved in vesicle formation and trafficking, it can be utilized to design targeted drug carriers that can deliver drugs specifically to the desired site of action. This could potentially reduce the side effects of drugs and increase their efficacy.
Furthermore, Recombinant Human RAB18 Protein can be used as an antigen in the production of monoclonal antibodies for diagnostic and therapeutic purposes. As RAB18 is highly conserved across species, recombinant protein can be used to generate antibodies that can recognize RAB18 in various organisms. These antibodies can be used in diagnostic tests to detect the presence of RAB18 in patient samples or in therapeutic applications to target RAB18 in disease states.
Conclusion In conclusion, Recombinant Human RAB18 Protein is a crucial protein involved in various cellular processes, including membrane trafficking and lipid metabolism. Its structure and activity make it an essential protein for both basic research and therapeutic development. With its potential applications in the study of lipid-related diseases, drug delivery, and antibody production, Recombinant Human RAB18 Protein holds great promise in advancing our understanding of cellular processes and improving human health.
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