Results 151 to 160 of about 5,831,128 (302)

Weakly bound systems in the case of complex potentials

open access: yes, 2006
We consider weakly bound two-body systems. We study the behavior of the ground state mean square radius as the binding energy tends to zero in the case of complex potentials.
Mezhoud, R.   +2 more
core   +1 more source

Application of mobilizing extra-training means in process of pre-start martial arts sportsmen’s training (on example of fencing)

open access: yesPhysical Education of Students, 2015
Purpose: to test experimentally influence of worked out extra-training means’ complex on functional potentials of elite fencers. Material: in the research 12 qualified sportsmen participated. Changes in cardio-respiratory system’s responses were detected
G.O. Lopatenko   +2 more
doaj  

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Metal-metal and metal-oxide potentials: the Au-Au and Pd-MgO case studiesof Empirical Potentials for Atomistics Systems

open access: yes, 2005
Metal-metal and metal-oxide potentials: the Au-Au and Pd-MgO case studiesof Empirical Potentials for Atomistics ...
Fortunelli A, Barcaro G
core  

Complex Potentials with Real Eigenvalues and the Inverse Problem

open access: yes, 2018
International audienceThe existence of complex potentials with real eigenvalues rises two questions. The first one concerns the determination of the local real equivalent potentials. The second one underlines the fact that any even potential with respect
Mezhoud, R.   +2 more
core   +2 more sources

Translophagy—A potential link between autophagy impairment and translational errors

open access: yesFEBS Letters, EarlyView.
Neurodegenerative diseases are characterised by the accumulation of abnormal proteins and protein aggregates, but their origin often remains unknown. We propose that selective autophagy removes damaged protein‐making machinery, preventing errors during protein synthesis.
Mykola V. Korolchuk   +11 more
wiley   +1 more source

Functional comparison of EncB and EncC cargo proteins in iron storage within the Myxococcus xanthus encapsulin

open access: yesFEBS Letters, EarlyView.
Encapsulins are protein nanocompartments that play an important role in iron storage. In the Myxococcus xanthus encapsulin system, two cargo proteins called EncB and EncC contribute to iron mineralization. Here, we show that EncB and EncC generate iron‐containing minerals with distinct chemical compositions, suggesting that the composition of stored ...
Harry B. McDowell   +2 more
wiley   +1 more source

Complex masses of resonances and the Cornell potential

open access: yes, 2012
Physical properties of the Cornell potential in the complex-mass scheme are investigated. Two exact asymptotic solutions of relativistic wave equation for the coulombic and linear components of the potential are used to derive the resonance complex-mass formula. The centered masses and total widths of the $ρ$-family resonances are calculated.
openaire   +3 more sources

‘Guide and Prejudice’— How Argonautes recognize targets across domains of life

open access: yesFEBS Letters, EarlyView.
Argonaute proteins use short nucleic‐acid guides to locate and regulate specific targets across all domains of life. Despite striking diversity—from human gene silencing to bacterial immune defence—all Argonautes share a conserved three‐stage recognition logic: guide‐directed sampling, progressive target pairing with a conformational checkpoint and ...
Jack P. K. Bravo
wiley   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

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