Results 61 to 70 of about 447,439 (374)

Structural and Evolutionary Analyses of PR-4 SUGARWINs Points to a Different Pattern of Protein Function

open access: yesFrontiers in Plant Science, 2021
SUGARWINs are PR-4 proteins associated with sugarcane defense against phytopathogens. Their expression is induced in response to damage by Diatraea saccharalis larvae.
Lorhenn Bryanda Lemes Maia   +11 more
doaj   +1 more source

Radiation damage and dose limits in serial synchrotron crystallography at cryo- and room temperatures

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
Significance Macromolecular X-ray crystallography (MX) is the most prolific structure determination method in structural biology but is limited by radiation damage.
E. de la Mora   +9 more
semanticscholar   +1 more source

Protein crystallization and structure determination at room temperature in the CrystalChip

open access: yesFEBS Open Bio, EarlyView.
This protocol describes the implementation of a simple and user‐friendly microfluidic device called CrystalChip that allows the production of crystals by the counter‐diffusion method and their in situ analysis by serial crystallography. As an illustration, it is applied to determine the 3D structure of three proteins from data collected at room ...
Petr Pachl   +9 more
wiley   +1 more source

Morphological and Crystallographic Characterization of Primary Zinc-Rich Crystals in a Ternary Sn-Zn-Bi Alloy under a High Magnetic Field

open access: yesCrystals, 2017
Due to the unique capacity for structural control, high magnetic fields (HMFs) have been widely applied to the solidification process of alloys. In zinc-based alloys, the primary zinc-rich crystals can be dendritic or needle-like in two dimensions.
Lei Li   +8 more
doaj   +1 more source

Structure-Function Relationship of the Disintegrin Family: Sequence Signature and Integrin Interaction

open access: yesFrontiers in Molecular Biosciences, 2021
Disintegrins are small cysteine-rich proteins found in a variety of snake venom. These proteins selectively modulate integrin function, heterodimeric receptors involved in cell-cell and cell-matrix interaction that are widely studied as therapeutic ...
Ariana A. Vasconcelos   +7 more
doaj   +1 more source

Quantum Crystallography N-Representability [PDF]

open access: yesarXiv, 2021
Linus Pauling contributions span structural biology, chemistry in its broadest definition, quantum mechanical theory, valence bond theory, and even nuclear physics. A principal tool developed and used by Pauling is Xray, and electron, diffraction.
arxiv  

4D ultrafast electron diffraction, crystallography, and microscopy [PDF]

open access: yes, 2006
In this review, we highlight the progress made in the development of 4D ultrafast electron diffraction (UED), crystallography (UEC), and microscopy (UEM) with a focus on concepts, methodologies, and prototypical applications.
Zewail, Ahmed H.
core   +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

Point groups in crystallography [PDF]

open access: yesActa Crystallographica Section A Foundations of Crystallography, 2008
Two dual spaces are extensively used in crystallography: the point space E n , hosting the crystal pattern; and the vector space V n , where face normals and reciprocal-lattice vectors are defined. The term "point group" is used in crystallography to indicate four different types of groups in these two spaces.
Nespolo, Massimo, Souvignier, Bernd
openaire   +8 more sources

Mapping Hsp104 interactions using cross‐linking mass spectrometry

open access: yesFEBS Open Bio, EarlyView.
This study examines how cross‐linking mass spectrometry can be utilized to analyze ATP‐induced conformational changes in Hsp104 and its interactions with substrates. We developed an analytical pipeline to distinguish between intra‐ and inter‐subunit contacts within the hexameric homo‐oligomer and discovered contacts between Hsp104 and a selected ...
Kinga Westphal   +3 more
wiley   +1 more source

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