Results 71 to 80 of about 453,245 (300)

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

The changing accretion states of the intermediate polar MU Camelopardalis

open access: yes, 2008
We study the timing and spectral properties of the intermediate polar MU Camelopardalis (1RXS J062518.2+733433) to determine the accretion modes and the accretion geometry from multi-wavelength, multi-epoch observational data. Light curves in different
A. D. Schwope   +27 more
core   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

A Radial Velocity Study of the Intermediate Polar EX Hydrae

open access: yes, 2016
A study on the intermediate polar EX Hya is presented, based on simultaneous photometry and high dispersion spectroscopic observations, during four consecutive nights.
Echevarría, J.   +3 more
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Photoabsorption of X-Rays in the Magnetic Compact Star [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1992
Radiation due to accretion from an accretion disc around the intermediate polars and photoabsorption of this radiation in the accretion funnel have been taken into account as a phenomenological model to study the physics of the magnetic funnel in the ...
Yonggi Kim
doaj  

The nature of 1WGA J1958.2+3232: a new intermediate polar [PDF]

open access: yes, 1999
We present low and intermediate resolution spectroscopy of the optical counterpart to the recently discovered pulsating X-ray source 1WGA J1958.2+3232.
Clark, J. S., Negueruela, I., Reig, P.
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Substrate specificity of mitochondrial intermediate peptidase analysed by a support‐bound peptide library

open access: yesFEBS Open Bio, 2015
The substrate specificity of recombinant human mitochondrial intermediate peptidase (hMIP) using a synthetic support‐bound FRET peptide library is presented.
M.F.M. Marcondes   +6 more
doaj   +1 more source

The Intermediate Polar EI UMa: A Prepolar Cataclysmic Variable

open access: yesThe Astrophysical Journal, 2008
To be published in The Astrophysical ...
Reimer, Tamara W.   +3 more
openaire   +3 more sources

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