Results 21 to 30 of about 1,362 (126)

Entering an era of dynamic structural biology…

open access: yesBMC Biology, 2018
A recent paper in BMC Biology presents a general method for mix-and-inject serial crystallography, to facilitate the visualization of enzyme intermediates via time-resolved serial femtosecond crystallography (tr-SFX).
Allen M. Orville
doaj   +1 more source

Serial crystallography is just getting started [PDF]

open access: yesStructural Dynamics
When serial crystallography at XFELs was first being developed, it was unclear how it should best be used. Early experiments included studying single crystals, or weak or small crystals, or sample delivery methods that over used crystal material or under
Aaron S Brewster   +3 more
doaj   +1 more source

Cooperative allostery and structural dynamics of streptavidin at cryogenic- and ambient-temperature

open access: yesCommunications Biology, 2022
Ayan et al. report two structures of the protein streptavidin - one at ambient temperature determined using serial femtosecond crystallography and a second one determined at cryogenic temperature.
Esra Ayan   +26 more
doaj   +1 more source

Time-resolved structural studies with serial crystallography: A new light on retinal proteins

open access: yesStructural Dynamics, 2015
Structural information of the different conformational states of the two prototypical light-sensitive membrane proteins, bacteriorhodopsin and rhodopsin, has been obtained in the past by X-ray cryo-crystallography and cryo-electron microscopy.
Valérie Panneels   +17 more
doaj   +1 more source

Serial femtosecond crystallography: the first five years

open access: yesIUCrJ, 2015
Protein crystallography using synchrotron radiation sources has had a tremendous impact on biology, having yielded the structures of thousands of proteins and given detailed insight into their mechanisms.
Ilme Schlichting
doaj   +1 more source

Lipidic cubic phase injector is a viable crystal delivery system for time-resolved serial crystallography

open access: yesNature Communications, 2016
Serial femtosecond crystallography using X-ray free-electron lasers has huge potential for time-resolved structural experiments. Here, the authors present a structure of the light-driven proton pump bacteriorhodopsin using these techniques.
Przemyslaw Nogly   +39 more
doaj   +1 more source

The expanding toolkit for structural biology: synchrotrons, X-ray lasers and cryoEM

open access: yesIUCrJ, 2019
Structural biology continues to benefit from an expanding toolkit, which is helping to gain unprecedented insight into the assembly and organization of multi-protein machineries, enzyme mechanisms and ligand/inhibitor binding.
Stephen P. Muench   +2 more
doaj   +1 more source

Supramolecular Modulation of Photoinduced Charge Transfer: Tuning Between Tunneling and Incoherent Hopping

open access: yesAngewandte Chemie, EarlyView.
Molecular recognition guest binding can comprehensively modulate photoinduced charge‐transfer dynamics in the cyclophane host, including charge separation and recombination, via coherent superexchange and incoherent hopping. Unlike covalent donor–bridge–acceptor systems, this supramolecular approach avoids tedious syntheses and offers precise tuning of
Xueze Zhao   +11 more
wiley   +2 more sources

Fixed target matrix for femtosecond time-resolved and in situ serial micro-crystallography

open access: yesStructural Dynamics, 2015
We present a crystallography chip enabling in situ room temperature crystallography at microfocus synchrotron beamlines and X-ray free-electron laser (X-FEL) sources.
C. Mueller   +15 more
doaj   +1 more source

Photoswitching mechanism of a fluorescent protein revealed by time-resolved crystallography and transient absorption spectroscopy

open access: yesNature Communications, 2020
rsEGFP2 is a reversibly photoswitchable fluorescent protein used in super-resolution light microscopy. Here the authors present the structure of an rsEGFP2 ground-state intermediate after excited state-decay that was obtained by nanosecond time-resolved ...
Joyce Woodhouse   +33 more
doaj   +1 more source

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