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Published on: June 23, 2012
FSTVAL: a new web tool to validate bulk flanking sequence tags.
Joung Sug Kim1, Jiye Kim1, Tae-Ho Lee2
1Division of Bioscience and Bioinformatics, Myongji University, Yongin, Kyonggido, 449-728, South Korea.
Plant Methods
|June 20, 2012
Summary
A new web tool, FSTVAL, automates the analysis of flanking sequence tags (FSTs) for transgenic research. It efficiently maps transgene insertion sites and analyzes genomic context, simplifying large-scale mutagenesis studies.
Area of Science:
- Genomics
- Bioinformatics
- Plant Science
Background:
- Analyzing transgene locus information is crucial in transgenic research.
- Understanding the genomic context of transgene integration sites (genic/intergenic regions) is essential.
- Manual analysis of flanking sequences is time-consuming, especially for large-scale projects.
Purpose of the Study:
- To develop an automated, open-access web tool for managing and analyzing bulk flanking sequence tags (FSTs).
- To facilitate the assessment of transgene integration sites and their genomic context.
Main Methods:
- Developed FSTVAL, a web-based tool for processing FSTs.
- Implemented automated elimination of vector sequences and mapping to reference genomes.
- Integrated statistical analysis of insertion sites, including genic and intergenic region distribution.
Main Results:
- FSTVAL automatically evaluates FSTs and identifies optimal mapping positions against known genome sequences.
- Provides statistical summaries of insertion sites via tables, distribution maps, and frequency graphs.
- Supports 17 plant reference genomes and processed 5,144 rice FSTs in minutes with minimal user interaction.
Conclusions:
- FSTVAL efficiently handles bulk FSTs, validated over 1,000 tests.
- The tool is freely accessible without login, supporting large-scale transgenic research and mutagenesis screens.
