Relative Solvent Accessible Surface Area Predicts Protein Conformational Changes upon Binding
2011

Predicting Protein Changes When They Bind

Sample size: 185 publication 10 minutes Evidence: high

Author Information

Author(s): Marsh Joseph A., Teichmann Sarah A.

Primary Institution: MRC Laboratory of Molecular Biology

Hypothesis

Can the relative solvent accessible surface area predict the conformational changes of proteins upon binding?

Conclusion

The study shows that the relative solvent accessible surface area can effectively predict the conformational changes proteins undergo when they bind to other molecules.

Supporting Evidence

  • Relative solvent accessible surface area is simple to calculate.
  • Arel predicts conformational changes upon binding from monomers or bound subunits.
  • Analysis of protein complexes suggests large conformational changes are common.
  • Intrinsic protein flexibility correlates with conformational changes upon binding.

Takeaway

This study helps us understand how proteins change shape when they connect with other proteins, which is important for how they work in our bodies.

Methodology

The study analyzed protein structures and their conformational changes upon binding using relative solvent accessible surface area measurements.

Potential Biases

Potential bias due to the exclusion of proteins that are difficult to crystallize.

Limitations

The analysis is limited to proteins with available crystal structures and may not apply to all protein interactions.

Statistical Information

P-Value

p=2e-23

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1016/j.str.2011.03.010

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