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Related Experiment Video

Updated: May 28, 2026

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study
20:24

Characterization of Complex Systems Using the Design of Experiments Approach: Transient Protein Expression in Tobacco as a Case Study

Published on: January 31, 2014

An efficient simulator of 454 data using configurable statistical models.

Fredrik Lysholm1, Björn Andersson, Bengt Persson

  • 1IFM Bioinformatics and SeRC (Swedish e-Science Research Centre), Linköping University, S-581 83 Linköping, Sweden. frely@ifm.liu.se.

BMC Research Notes
|October 28, 2011
PubMed
Summary

A new tool, 454sim, simulates Roche 454 sequencing data quickly and accurately. This high-speed simulation aids in evaluating bioinformatics algorithms for next-generation sequencing data analysis.

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Area of Science:

  • Bioinformatics
  • Computational Biology
  • Genomics

Background:

  • Roche 454 is a prominent second-generation sequencing platform.
  • 454 sequence data presents unique challenges for bioinformatics analyses like assembly and alignment.
  • Simulating 454 data is crucial for assessing bioinformatics tool performance.

Purpose of the Study:

  • To develop a high-speed and accurate simulation tool for Roche 454 sequencing data.
  • To provide a platform-independent application for broader accessibility.
  • To facilitate rigorous evaluation of bioinformatics algorithms.

Main Methods:

  • Developed 454sim, a multi-threaded C++ application.
  • Utilized statistical models specific to each Roche 454 chemistry.
  • Simulated peak intensities, quality deterioration, and calculated quality values.
  • Supported GS20, GS FLX, and Titanium chemistries via external text files.

Main Results:

  • 454sim achieves high-speed and accurate simulation of 454 data.
  • The tool simulates key data characteristics including peak intensities and quality values.
  • Supports all major Roche 454 sequencing generations.

Conclusions:

  • 454sim is a novel, platform-independent application for simulating Roche 454 data.
  • Offers a significant speed improvement (approx. 200x) over existing methods.
  • Enables more efficient and comprehensive evaluation of bioinformatics algorithms.