Systematic analysis of the effect of multiple templates on the accuracy of comparative models of protein structure
2008

Impact of Multiple Templates on Protein Structure Modeling Accuracy

Sample size: 31923 publication Evidence: moderate

Author Information

Author(s): Suvobrata Chakravarty, Sucheta Godbole, Bing Zhang, Seth Berger, Roberto Sanchez

Primary Institution: Mount Sinai School of Medicine

Hypothesis

Does the inclusion of additional templates improve the accuracy of comparative protein structure models?

Conclusion

Using multiple templates does not always enhance model quality, but specific combinations can lead to improvements.

Supporting Evidence

  • The study analyzed over 30,000 models to assess the impact of template combinations on accuracy.
  • It was found that specific template combinations can significantly improve model accuracy.
  • The results suggest that careful selection of templates is crucial for enhancing model quality.

Takeaway

When scientists try to predict how proteins look, using more than one template can help, but it doesn't always make things better. Sometimes, the right pair of templates can really improve the prediction.

Methodology

The study analyzed the accuracy of protein models built using one or two templates by comparing their structural alignments and sequence identities.

Limitations

The study is limited to two-template models and fixed alignments, which may not represent the potential improvements from using more templates.

Statistical Information

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1472-6807-8-31

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