Analysis of CASP8 targets, predictions and assessment methods

Area of Science:

• Structural Biology
• Bioinformatics
• Computational Biology

Background:

• The Critical Assessment of Techniques for Protein Structure Prediction (CASP) provides valuable data on protein structure prediction.
• CASP targets represent realistic protein structures and challenges for prediction methods.
• CASP results highlight the current state and specific problems in protein structure prediction and assessment.

Purpose of the Study:

• To provide expert insights into CASP8 targets and predictions.
• To develop an assessment methodology addressing current challenges in protein structure prediction.
• To perform evolutionary analysis of challenging CASP8 targets.

Main Methods:

• Expert analysis of CASP8 targets and predictions.
• Development of a tailored assessment methodology.
• Preparation of target structures, parsing protein domains, and balancing domain/chain evaluations.
• Categorization of targets and development of new evaluation scores.
• Evolutionary analysis of selected targets.

Main Results:

• CASP8 data offers a rich resource for analyzing protein structure prediction.
• Insights into target structures and prediction challenges were gained.
• A new assessment methodology was developed, including domain-based and chain-based evaluations.
• Evolutionary analyses of challenging targets were performed.

Conclusions:

• CASP8 data is crucial for advancing protein structure prediction.
• The developed assessment methodology addresses current field challenges.
• Expert analysis and evolutionary insights enhance understanding of protein structure prediction.