Results 261 to 270 of about 6,328,527 (298)

AlignPCA-2D: PCA-reduced Euclidean vector alignment for 2D classification in cryo-EM. [PDF]

open access: yesActa Crystallogr D Struct Biol
Ramírez-Aportela E   +6 more
europepmc   +1 more source

Cryo-EM image processing of amyloid filaments in RELION-5.1

open access: yes
Lövestam S   +4 more
europepmc   +1 more source

Cryo-EM of Helical Polymers

Chemical Reviews, 2022
While the application of cryogenic electron microscopy (cryo-EM) to helical polymers in biology has a long history, due to the huge number of helical macromolecular assemblies in viruses, bacteria, archaea, and eukaryotes, the use of cryo-EM to study synthetic soft matter noncovalent polymers has been much more limited.
Fengbin Wang   +4 more
openaire   +4 more sources

Ribosomes and cryo-EM: a duet

Current Opinion in Structural Biology, 2018
Ribosomes and electron cryomicroscopy (cryo-EM) share a long, intertwined history. However, cryo-EM only recently usurped X-ray crystallography as the predominant structural method to study ribosomes in atomic detail. The main, but not only, reason for this succession was the introduction of direct-electron detectors enabling cryo-EM to achieve equally
Alan, Brown, Sichen, Shao
openaire   +2 more sources

Cryo-EM and Single Particles

Physiology, 2006
Cryoelectronmicroscopy is a method for the imaging of macromolecules in the electron microscope. It was originally developed to determine membrane protein structures from two-dimensional crystals, but more recently “single-particle” techniques have become powerful and popular. Three-dimensional reconstructions are obtained from sets of single-particle
Liguo, Wang, Fred J, Sigworth
openaire   +2 more sources

Multiparticle Cryo-EM of Ribosomes

2010
As the resolution of cryo-EM reconstructions has improved to the subnanometer range, conformational and compositional heterogeneity have become increasing problems in cryo-EM, limiting the resolution of reconstructions. Since further purification is not feasible, the presence of several conformational states of ribosomal complexes in thermodynamic ...
Justus, Loerke   +2 more
openaire   +2 more sources

Difference Mapping Cryo-EM

Science, 1999
Cryoelectron microscopy (cryo-EM) combined with three-dimensional image reconstruction techniques allows researchers to view macromolecular structures at resolutions below 10 A. Cryo-EM has thus become an alternative method for solving the structure of biomolecules that remain beyond the reach of nuclear magnetic resonance (NMR) or x-ray ...
R, Peters, R, Sikorski
openaire   +2 more sources

Cryo-EM of ATP synthases

Current Opinion in Structural Biology, 2018
ATP synthases are rotary enzymes found in bacteria, chloroplasts, and mitochondria. These complexes produce the majority of cellular ATP in aerobic cells using energy from the transmembrane proton motive force established by the electron transport chain.
Hui Guo, John L Rubinstein
openaire   +2 more sources

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