Results 121 to 130 of about 2,444,541 (290)

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +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

Gains vs losses in pay-for-performance: Stated preference evidence from a U.S. survey.

open access: yesPLoS ONE
BackgroundPay-for-performance (P4P) incentives can be paid as a bonus (gain) or a penalty (loss). Diminishing marginal utility of wealth suggests that, starting from the same initial wealth, individuals dislike losses more than they like equivalent gains.
Justin G Trogdon   +4 more
doaj   +1 more source

Practical Prescribed-Time Consensus Tracking Control for Nonlinear Heterogeneous MASs With Bounded Time-Varying Gain Under Mismatching and Non-Vanishing Uncertainties

open access: yesIEEE Access
This paper investigates the practical prescribed-time trajectory tracking consensus control problem for nonlinear heterogeneous multi-agent systems subject to mismatched uncertainties and non-vanishing disturbances, which cannot be directly compensated ...
Yandong Li   +5 more
doaj   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

The water–energy–food (WEF) security nexus: the policy perspective of Bangladesh

open access: yes, 2015
This paper provides a review of the emerging literature on the water?energy?food (WEF) nexus and then analyses the nexus in the context of Bangladesh. Results suggest that the WEF nexus is not yet recognized in the policy documents of Bangladesh, while ...
Gain, Animesh K.   +3 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Heuristic bidding strategies for multiple heterogeneous auctions

open access: yes, 2006
This paper investigates utility maximising bidding heuristics for agents that participate in multiple heterogeneous auctions, in which the auction format and the starting and closing times can be different.
Byde, A   +8 more
core   +1 more source

Carbon Emissions and Economic Growth: Homogeneous Causality in Heterogeneous Panels [PDF]

open access: yes
This paper introduces the concept of homogeneous non-causality in heterogeneous panels. This concept is used to examine a panel of data for evidence of a causal relationship between GDP and carbon emissions. The technique is compared to the standard test
David J. Maddison, Katrin Rehdanz
core  

Circular RNA expression landscapes in myelodysplastic neoplasms: Associations with mutational signatures and disease progression

open access: yesMolecular Oncology, EarlyView.
In this explorative study, the abundance of circular RNA molecules in bone marrow stem cells was found to be elevated in patients with high‐risk myelodysplastic neoplasms, and to be associated with an increased risk of progression to acute myeloid leukemia.
Eileen Wedge   +17 more
wiley   +1 more source

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