Structure of catalase determined by MicroED

MicroED is a recently developed method that uses electron diffraction for structure determination from very small three-dimensional crystals of biological material. Previously we used a series of still diffraction patterns to determine the structure of lysozyme at 2.9 Å resolution with MicroED (Shi...

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Main Authors: Brent L Nannenga, Dan Shi, Johan Hattne, Francis E Reyes, Tamir Gonen
Format: Article
Language:English
Published: eLife Sciences Publications Ltd 2014-10-01
Series:eLife
Subjects:
Online Access:https://elifesciences.org/articles/03600
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author Brent L Nannenga
Dan Shi
Johan Hattne
Francis E Reyes
Tamir Gonen
author_facet Brent L Nannenga
Dan Shi
Johan Hattne
Francis E Reyes
Tamir Gonen
author_sort Brent L Nannenga
collection DOAJ
description MicroED is a recently developed method that uses electron diffraction for structure determination from very small three-dimensional crystals of biological material. Previously we used a series of still diffraction patterns to determine the structure of lysozyme at 2.9 Å resolution with MicroED (Shi et al., 2013). Here we present the structure of bovine liver catalase determined from a single crystal at 3.2 Å resolution by MicroED. The data were collected by continuous rotation of the sample under constant exposure and were processed and refined using standard programs for X-ray crystallography. The ability of MicroED to determine the structure of bovine liver catalase, a protein that has long resisted atomic analysis by traditional electron crystallography, demonstrates the potential of this method for structure determination.
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spelling doaj.art-f127022da7dc4abfa0e8386c3a47fb362022-12-22T04:32:42ZengeLife Sciences Publications LtdeLife2050-084X2014-10-01310.7554/eLife.03600Structure of catalase determined by MicroEDBrent L Nannenga0Dan Shi1Johan Hattne2https://orcid.org/0000-0002-8936-0912Francis E Reyes3Tamir Gonen4Janelia Research Campus, Howard Hughes Medical Institute, Ashburn, United StatesJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United StatesJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United StatesJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United StatesJanelia Research Campus, Howard Hughes Medical Institute, Ashburn, United StatesMicroED is a recently developed method that uses electron diffraction for structure determination from very small three-dimensional crystals of biological material. Previously we used a series of still diffraction patterns to determine the structure of lysozyme at 2.9 Å resolution with MicroED (Shi et al., 2013). Here we present the structure of bovine liver catalase determined from a single crystal at 3.2 Å resolution by MicroED. The data were collected by continuous rotation of the sample under constant exposure and were processed and refined using standard programs for X-ray crystallography. The ability of MicroED to determine the structure of bovine liver catalase, a protein that has long resisted atomic analysis by traditional electron crystallography, demonstrates the potential of this method for structure determination.https://elifesciences.org/articles/03600MicroEDelectron diffractioncatalasemicro crystalelectron microscopycryo EM
spellingShingle Brent L Nannenga
Dan Shi
Johan Hattne
Francis E Reyes
Tamir Gonen
Structure of catalase determined by MicroED
eLife
MicroED
electron diffraction
catalase
micro crystal
electron microscopy
cryo EM
title Structure of catalase determined by MicroED
title_full Structure of catalase determined by MicroED
title_fullStr Structure of catalase determined by MicroED
title_full_unstemmed Structure of catalase determined by MicroED
title_short Structure of catalase determined by MicroED
title_sort structure of catalase determined by microed
topic MicroED
electron diffraction
catalase
micro crystal
electron microscopy
cryo EM
url https://elifesciences.org/articles/03600
work_keys_str_mv AT brentlnannenga structureofcatalasedeterminedbymicroed
AT danshi structureofcatalasedeterminedbymicroed
AT johanhattne structureofcatalasedeterminedbymicroed
AT francisereyes structureofcatalasedeterminedbymicroed
AT tamirgonen structureofcatalasedeterminedbymicroed