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Thermodynamic databases for proteins and protein-nucleic acid interactions.

A Sarai1, M M Gromiha, J An

  • 1RIKEN Tsukuba Institute, 3-1-1 Koyadai, Ibaraki 305-0074, Japan. sarai@rtc.riken.go.jp

Biopolymers
|May 3, 2002
PubMed
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Researchers created two databases, ProTherm and ProNIT, to provide essential thermodynamic data for proteins and their interactions. These resources enhance understanding of protein stability and molecular recognition, aiding postgenomic studies.

Area of Science:

  • Biochemistry
  • Structural Biology
  • Bioinformatics

Background:

  • Thermodynamic data are crucial for understanding protein folding, stability, and molecular recognition.
  • Existing structural databases are abundant, but experimental thermodynamic data for proteins and their interactions are scarce.
  • This scarcity limits comprehensive analysis of biomolecular behavior.

Purpose of the Study:

  • To develop and present two novel, electronically accessible thermodynamic databases: ProTherm and ProNIT.
  • To consolidate experimental thermodynamic data for protein stability, protein mutants, and protein-nucleic acid interactions.
  • To integrate these databases into an existing platform for biomolecular structure and function analysis.

Main Methods:

  • Developed ProTherm database for numerical thermodynamic parameters of protein stability, including experimental conditions and structural information.

Related Experiment Videos

  • Developed ProNIT database for thermodynamic data on protein-nucleic acid binding, incorporating structural and literature information.
  • Integrated ProTherm and ProNIT into the 3DinSight platform with a WWW interface for data searching and visualization.

    • Main Results:

    • Established ProTherm, containing thermodynamic data for proteins and mutants.
    • Established ProNIT, containing thermodynamic data for protein-nucleic acid interactions.
    • Integrated databases into 3DinSight, offering search, display, sorting, and visualization functionalities.

    Conclusions:

    • The developed thermodynamic databases (ProTherm and ProNIT) provide valuable resources for researchers.
    • These databases facilitate insights into the structure-thermodynamics-function relationships of proteins and their interactions.
    • The integrated platform serves as a crucial resource for postgenomic protein studies.