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Protein 4DIU: Structure, Function, and Significance in Biological Systems

The protein 4DIU has been identified and characterized as a potential esterase enzyme based on in-depth analyses including bioinformatics, molecular docking studies, and laboratory experiments. Online tools such as BLAST, Dali, and InterPro often matched 4DIU with carboxylesterases and other esterase-like proteins. This suggests that its function involves hydrolysis of esters.

spinqualitylabelsall models Structural Model of Protein 4DIU Show:Asymmetric Unit Biological Assembly Drag the structure with the mouse to rotate   Export Animated Image   Print3D or to the article describing Jmol to the rescue. Overview of Esterase The role in the body this would play based on results. Any potential implications of the enzyme if disrupted based on findings and related enzymes. Proposed Function This protein has alpha/beta-hydrolase activity and is of the esterase family. The SPRITE, BLAST, InterPro, and Dali Search along with other bioinformatics analyses consistently matched with carboxylesterases and other esterase-like proteins. SPRITE provided proteins that had similar residues in the active site of the enzyme. Multiple of the matching proteins were esterases and had an RMSD value of <0.5. The RMSD value gives insight into how similar the overlapping sections for the unknown and known proteins are. A value of less than 2 is desired when choosing proteins for reference as a value closer to zero means less deviation between sites. SwissDock and Chimera allowed for protein-ligand docking studies. Many of the highlighted interactions were ester-containing ligands and others were susceptible to hydrolysis. The isolated protein was introduced to 10 mM p-nitrophenyl acetate in a buffer with a pH of 6. Enzyme activity was measured, and the data was consistent with other hydrolases. Structural highlights Highlight the data that helped you come to your conclusion here including any relevant figures. Make sure to include potential substrates and binding sites.

References

or to the article describing Jmol to the rescue.