Results 11 to 20 of about 2,154,358 (243)

findMySequence: a neural-network-based approach for identification of unknown proteins in X-ray crystallography and cryo-EM

open access: yesIUCrJ, 2021
findMySequence is presented – a machine-learning method for the identification of unknown proteins and sequence-assignment validation in cryo-EM and X-ray crystallography.
G. Chojnowski   +6 more
semanticscholar   +1 more source

Structural plasticity of SARS-CoV-2 3CL Mpro active site cavity revealed by room temperature X-ray crystallography

open access: yesNature Communications, 2020
The COVID-19 disease caused by the SARS-CoV-2 coronavirus has become a pandemic health crisis. An attractive target for antiviral inhibitors is the main protease 3CL Mpro due to its essential role in processing the polyproteins translated from viral RNA.
D. Kneller   +8 more
semanticscholar   +1 more source

Protein X-ray Crystallography and Drug Discovery

open access: yesMolecules, 2020
With the advent of structural biology in the drug discovery process, medicinal chemists gained the opportunity to use detailed structural information in order to progress screening hits into leads or drug candidates.
L. Maveyraud, L. Mourey
semanticscholar   +1 more source

A guide to membrane protein X‐ray crystallography

open access: yesThe FEBS Journal, 2020
Membrane proteins play critical physiological roles in all organisms, from ion transport and signal transduction to multidrug resistance. Elucidating their 3D structures is essential for understanding their functions, and this information can also be ...
A. A. Kermani
semanticscholar   +1 more source

Towards the spatial resolution of metalloprotein charge states by detailed modeling of XFEL crystallographic diffraction. [PDF]

open access: yes, 2020
Oxidation states of individual metal atoms within a metalloprotein can be assigned by examining X-ray absorption edges, which shift to higher energy for progressively more positive valence numbers.
Holton, James M   +3 more
core   +2 more sources

Room-temperature X-ray crystallography reveals the oxidation and reactivity of cysteine residues in SARS-CoV-2 3CL Mpro: insights into enzyme mechanism and drug design

open access: yesIUCrJ, 2020
The viral main protease is indispensable for SARS-CoV-2 replication, and detailed knowledge of its structure and function is crucial to guide structure-aided and computational drug-design efforts. X-ray crystallography is used to reveal the oxidation and
D. Kneller   +6 more
semanticscholar   +1 more source

The Resolution in X-ray Crystallography and Single-Particle Cryogenic Electron Microscopy

open access: yesCrystals, 2020
X-ray crystallography and single-particle analysis cryogenic electron microscopy are essential techniques for uncovering the three-dimensional structures of biological macromolecules.
Victor R. A. Dubach, A. Guskov
semanticscholar   +1 more source

The structure of protein molecules : in celebration of the International Year of Crystallography, 2014 [PDF]

open access: yes, 2014
Many people, including laymen, are aware of the double helical nature of the DNA molecule. A few may actually realise that it was the technique of X-ray crystallography that was the key to solving this structure.
Bonetta, Rosalin   +4 more
core   +1 more source

The LBFGS Quasi-Newtonian Method for Molecular Modeling Prion AGAAAAGA Amyloid Fibrils [PDF]

open access: yes, 2012
Experimental X-ray crystallography, NMR (Nuclear Magnetic Resonance) spectroscopy, dual polarization interferometry, etc are indeed very powerful tools to determine the 3-Dimensional structure of a protein (including the membrane protein); theoretical ...
Hou, Yating   +4 more
core   +3 more sources

X-ray lasers and crystallography [PDF]

open access: yesIUCrJ, 2014
The development of X-ray lasers and their applications in crystallography is described. In the birth of this new field, IUCrJ is ideally positioned to present this research to both specialists in crystallography, and to the wider audience in structural biology.
openaire   +5 more sources

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