ErbB Kinase Structural Stability and Allosteric Interaction Network Data

This dataset contains results from molecular dynamics simulations and protein structure network modeling of ErbB family receptor tyrosine kinases. It provides quantitative insights into structural stability, allosteric communication pathways, and mutation-induced activity changes, such as the 'superacceptor' mechanism in oncogenic EGFR dimers. The analysis identifies key regulatory spine residues and motifs like the HRD and DFG as central nodes in the interaction networks.

Use Cases

• Identify high centrality nodes within the protein structure network, such as regulatory spine residues, to understand their role in kinase regulation and catalysis.
• Analyze the mutation-induced 'superacceptor' activity in oncogenic EGFR dimers by examining changes in residue interaction networks and structural stability.
• Map optimal communication pathways controlled by key nodes like the HRD and DFG motifs to study allosteric signaling in functional kinase states.
• Quantify the effects of ATP binding on conformational dynamics and stability of EGFR structures using structure-based network analysis.
• Investigate allosteric interactions between modules of structurally stable residues that synchronize dynamics in the nucleotide binding site, αC-helix, αF-helix, and substrate binding site.

Strengths

• Data is derived from molecular dynamics simulations combined with protein structure network modeling, a detailed computational approach.
• Analysis identifies specific, functionally important motifs like the conserved HRD and DFG as key mediators.
• Provides quantitative insight into the mechanism of mutation-induced 'superacceptor' activity, a specific biological phenomenon.
• Dataset is openly available under a CC0 1.0 public domain dedication license.

Limitations

• The dataset scope is highly specialized, focusing on the ErbB kinase family, limiting generalizability to other protein families.
• Data format, size, and specific columnar structure are unknown, complicating direct computational analysis without further investigation.
• As a computational simulation study, findings are model-dependent and require experimental validation for biological confirmation.

Provenance

Source

Dryad digital repository.

Collection Method

Generated from molecular dynamics simulations and protein structure network modeling of ErbB kinases.

Freshness

Last updated in June 2020.