Results 71 to 80 of about 658,465 (305)

We can’t be here forever” : university students’ reflections on terminating community-engagement relationships

open access: yesSocial Work/Maatskaplike Werk, 2019
Studies on community engagement (CE) focus on its benefits but not enough on termination and difficulties experienced at the personal level with exiting projects.
Fluks, Lorenza Logan, Naidoo, Anthony V.
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Homeomorphic Embedding for Online Termination of Symbolic Methods

open access: yes, 2002
Well-quasi orders in general, and homeomorphic embedding in particular, have gained popularity to ensure the termination of techniques for program analysis, specialisation, transformation, and verification. In this paper we survey and discuss this use of
Leuschel, Michael
core   +2 more sources

Post-termination Ribosome Intermediate Acts as the Gateway to Ribosome Recycling

open access: yesCell Reports, 2017
During termination of translation, the nascent peptide is first released from the ribosome, which must be subsequently disassembled into subunits in a process known as ribosome recycling.
Arjun Prabhakar   +4 more
doaj   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Solvent Study of the Kinetics of Molybdenum Radical Self-Termination

open access: yes, 2016
The kinetics of (n-butylCp)Mo(CO)3 (n-butylCp is n-butyl-η5-cyclopentadienyl) radical self-termination to form a nonequilibrium mixture of trans- and gauche-[(n-butylCp)Mo(CO)3]2 and the kinetics of the gauche-to-trans isomerization have been determined ...
John C. Linehan (1661986)   +6 more
core   +1 more source

The DNA helicase Pfh1 promotes fork merging at replication termination sites to ensure genome stability [PDF]

open access: yes, 2012
Bidirectionally moving DNA replication forks merge at termination sites composed of accidental or programmed DNA-protein barriers. If merging fails, then regions of unreplicated DNA can result in the breakage of DNA during mitosis, which in turn can give
Steinacher, R.   +8 more
core   +1 more source

RNA‐related functions of BRCA2 in transcription, replication, and genome stability

open access: yesFEBS Letters, EarlyView.
Beyond its role in homologous recombination, BRCA2 regulates R‐loop homeostasis, DNA–RNA hybrid resolution, RNA polymerase II dynamics, and transcriptional activation. Disruption of any of these functions can contribute to genome instability, inflammatory signaling, and tumorigenesis. BRCA2 is a central tumor suppressor protein best known for its roles
Lucia Alvaro‐Aranda   +2 more
wiley   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

De la interpretación y la revocación de los Actos Unilaterales en estricto sentido

open access: yesACDI: Anuario Colombiano de Derecho Internacional, 2008
It is with increasing frequency that States undertake unilateralacts. For that reason this article undertakes to demonstrate thedevelopment of unilateral acts of States in the heart of theInternational Law Commission of the United Nations - ILC.
Víctor Rodríguez Cedeño
doaj  

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