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Escherichia coli K12 genomic database.

T Kunisawa1, M Nakamura, H Watanabe

  • 1Department of Applied Biological Science, Science University of Tokyo, Noda, Japan.

Protein Sequences & Data Analysis
|June 1, 1990
PubMed
Summary
This summary is machine-generated.

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This study presents a curated database of Escherichia coli K12 genomic DNA sequences, consolidating data for enhanced accessibility and analysis. The compiled sequence data is organized by genetic position, with redundancy removed for statistical applications.

Area of Science:

  • Genomics
  • Bioinformatics
  • Molecular Biology

Background:

  • Escherichia coli K12 is a widely studied model organism in molecular biology and genetics.
  • Accessing and analyzing comprehensive genomic data is crucial for understanding bacterial biology.
  • Existing data collections and literature contain fragmented genomic information for E. coli K12.

Purpose of the Study:

  • To compile and structure available genomic nucleic acid sequence data for Escherichia coli K12.
  • To create a centralized, accessible database for E. coli K12 genomic sequences.
  • To facilitate easy access and analysis of E. coli K12 genomic information for researchers.

Main Methods:

  • Aggregated genomic sequence data from major data collections and scientific literature.

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  • Organized sequence segments according to their genetic map position.
  • Removed sequence redundancy by merging overlapping sequences.
  • Indicated the DNA strand (+ or -) for each sequence segment.

    • Main Results:

    • Developed a structured database containing 954,392 base pairs of E. coli K12 genomic sequence data.
    • The compiled data represents approximately 20% of the entire E. coli K12 genome.
    • The database is organized by genetic map position with sequence redundancy eliminated.
    • Sequence data is available upon request for further research and analysis.

    Conclusions:

    • The created database provides a valuable, non-redundant resource for E. coli K12 genomic research.
    • The structured format and data completeness enhance the potential for statistical analysis.
    • This compilation serves as a foundation for future studies on E. coli K12 genomics.