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Related Experiment Videos

MAD data collection - current trends.

M A Walsh1, G Evans, R Sanishvili

  • 1Bioscience Division/Structural Biology Center, Argonne National Laboratory, 9700 S. Cass Ave, Argonne IL 60439, USA. walsh@irbm.it

Acta Crystallographica. Section D, Biological Crystallography
|October 26, 1999
PubMed
Summary
This summary is machine-generated.

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M Multiwavelength anomalous dispersion (MAD) is a routine protein crystallography technique. Advances in synchrotron sources and detectors enable rapid data collection for faster protein structure determination.

Area of Science:

  • Protein crystallography
  • Structural biology
  • Biophysics

Background:

  • M Multiwavelength anomalous dispersion (MAD) is an established method for protein structure determination.
  • Technological advancements are enhancing the efficiency and accessibility of MAD experiments.

Purpose of the Study:

  • To provide an overview of the multiwavelength anomalous dispersion (MAD) method.
  • To highlight recent advancements in MAD data collection and analysis.
  • To emphasize the impact of these advances on protein structure determination.

Main Methods:

  • Utilizing wavelength-tuneable synchrotron beamlines for MAD experiments.
  • Employing charge-coupled device (CCD) based X-ray detectors for rapid data acquisition.
  • Incorporating selenium (selenomethionine) for phase determination.

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Main Results:

  • Ultrafast MAD data collection is now achievable.
  • Increased popularity of MAD due to selenium incorporation and technological progress.
  • Significant improvements in data acquisition rates and quality at third-generation synchrotron sources.

Conclusions:

  • M Multiwavelength anomalous dispersion (MAD) is increasingly routine in protein crystallography.
  • Technological progress is accelerating protein structure determination.
  • MAD is a powerful and accessible technique for structural biology research.