Prediction of TF target sites based on atomistic models of protein-DNA complexes
2008

Predicting Transcription Factor Binding Sites Using Protein-DNA Models

Sample size: 8 publication Evidence: moderate

Author Information

Author(s): Angarica Vladimir Espinosa, Pérez Abel González, Vasconcelos Ana T, Collado-Vides Julio, Contreras-Moreira Bruno

Primary Institution: Universidad de Zaragoza

Hypothesis

Can atomic-detail structural information be used to predict transcription factor binding sites?

Conclusion

The study demonstrates that atomic-detail structural information can effectively predict transcription factor binding sites.

Supporting Evidence

  • The algorithm was tested on eight transcription factors from different structural superfamilies.
  • The method showed comparable predictions to existing structural methods.
  • Sampling of interface side-chain rotamers improved prediction accuracy.

Takeaway

The researchers created a computer program that helps predict where proteins attach to DNA by looking closely at how they fit together.

Methodology

The study used a structure-based methodology to predict sequence motifs from TF-DNA complex coordinates, combining direct and indirect readout information into a statistical model.

Potential Biases

Potential bias due to reliance on existing protein-DNA complex data from the PDB.

Limitations

The method may not perform well for transcription factors with few or no experimentally characterized binding sites.

Statistical Information

P-Value

1.49E-04

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2105-9-436

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