Results 11 to 20 of about 9,138,586 (300)

Application of aerodynamic model structure determination to UAV data [PDF]

open access: yes, 2011
This paper concerns aircraft system identification and, in particular, the process of aerodynamic model structure determination. Its application to experimental data from unmanned aerial vehicles (UAVs) is also described.
Cooke, Alastair K., Carnduff, S. D.
core   +7 more sources

Activation of STING Based on Its Structural Features

open access: yesFrontiers in Immunology, 2022
The cGAS-cGAMP-STING pathway is an important innate immune signaling cascade responsible for the sensing of abnormal cytosolic double-stranded DNA (dsDNA), which is a hallmark of infection or cancers.
Behzad Hussain   +8 more
doaj   +1 more source

A deep learning solution for crystallographic structure determination

open access: yesIUCrJ, 2023
The general de novo solution of the crystallographic phase problem is difficult and only possible under certain conditions. This paper develops an initial pathway to a deep learning neural network approach for the phase problem in protein crystallography,
Tom Pan   +4 more
doaj   +1 more source

Rapid Structure Determination of Bioactive 4″-Tetrahydrofurfuryl Macrozone Reaction Mixture Components by LC-SPE/Cryo NMR and MS

open access: yesMolecules, 2021
LC-SPE/cryo NMR and MS methodologies have been developed and employed for a rapid structure determination of 4″-tetrahydrofurfuryl macrozone reaction mixture components. Macrozones, novel conjugates of azithromycin, and thiosemicarbazones have shown very
Iva Habinovec   +5 more
doaj   +1 more source

Protocol for efficient fluorescence 3′ end-labeling of native noncoding RNA domains

open access: yesMethodsX, 2020
Noncoding RNAs (ncRNAs) comprise a class of versatile transcripts that are highly involved in the regulation of a wide range of biological processes.
Dahlia A. Awwad   +2 more
doaj   +1 more source

Ligation Motifs in Zinc-Bound Sulfonamide Drugs Assayed by IR Ion Spectroscopy

open access: yesMolecules, 2022
The sulfonamide–zinc ion interaction, performing a key role in various biological contexts, is the focus of the present study, with the aim of elucidating ligation motifs in zinc complexes of sulfa drugs, namely sulfadiazine (SDZ) and sulfathiazole (STZ),
Davide Corinti   +4 more
doaj   +1 more source

Induced DNA bending by unique dimerization of HigA antitoxin

open access: yesIUCrJ, 2020
The bacterial toxin–antitoxin (TA) system regulates cell growth under various environmental stresses. Mycobacterium tuberculosis, the causative pathogen of tuberculosis (TB), has three HigBA type II TA systems with reverse gene organization, consisting ...
Jin-Young Park   +6 more
doaj   +1 more source

Ab initio structure determination from X-ray powder diffraction data [PDF]

open access: yes, 2015
Many important crystalline solids cannot be prepared in the form of single crystals of sufficient size and quality for single crystal X-ray diffraction studies, and in such cases it is essential that structural information can be extracted from powder ...
Tremayne, Maryjane
core   +2 more sources

What Determines Family Structure? [PDF]

open access: yesSSRN Electronic Journal, 2010
We use data from the 1979 cohort of the National Longitudinal Survey of Youth to estimate the effects of policy and labor market variables on the demographic behaviors that determine children's family structure experiences: union formation and dissolution, and fertility. Male and female wages have substantial effects on family structure for children of
Blau, David M., van der Klaauw, Wilbert
openaire   +3 more sources

Chasing the structural diversity of the transcription regulator Mycobacterium tuberculosis HigA2

open access: yesIUCrJ, 2021
Transcription factors are the primary regulators of gene expression and recognize specific DNA sequences under diverse physiological conditions. Although they are vital for many important cellular processes, it remains unclear when and how transcription ...
William Richardson   +5 more
doaj   +1 more source

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