Results 61 to 70 of about 13,268,873 (295)

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

Robust Stability of Iterative Learning Control Schemes

open access: yes, 2007
A notion of robust stability is developed for iterative learning control in the context of disturbance attenuation. The size of the unmodelled dynamics is captured via a gap distance, which in turn is related to the standard H2 gap metric, and the ...
Mark French, French, Mark
core   +1 more source

Fast iterative solvers for PDE-constrained optimization problems [PDF]

open access: yes, 2013
In this thesis, we develop preconditioned iterative methods for the solution of matrix systems arising from PDE-constrained optimization problems. In order to do this, we exploit saddle point theory, as this is the form of the matrix systems we wish to ...
Pearson, John W
core   +1 more source

A new preconditioned Richardson iterative method

open access: yesJournal of Numerical Analysis and Approximation Theory
In this paper, we propose a new iterative technique for solving an operator equation $Ax=y$ based on the Richardson iterative method. Then, by using the Chebyshev polynomials, we modify the proposed method to accelerate the convergence rate.
Hassan Jamali, Reza Pourkani
doaj   +1 more source

An Optimal Order Method for Multiple Roots in Case of Unknown Multiplicity

open access: yesAlgorithms, 2016
In the literature, recently, some three-step schemes involving four function evaluations for the solution of multiple roots of nonlinear equations, whose multiplicity is not known in advance, are considered, but they do not agree with Kung–Traub’s ...
Jai Prakash Jaiswal
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

New Exact Iterative Method for the Capacitated Vehicle Routing Problem

open access: yes, 2016
The aim of the Capacitated Vehicle Routing Problem is to find a set of minimum total cost routes for a fleet of capacitated vehicles, to serve a set of customers.
Zuzana Borcinova, Stefan Pesko
core   +1 more source

Going viral − Virus‐targeting nanobodies for research, diagnostics and therapy

open access: yesFEBS Letters, EarlyView.
The increasing prevalence of viral diseases represents a major threat for global human health. Nanobodies, small binding fragments derived from camelid heavy‐chain antibodies, offer versatile tools for viral research, diagnostics, and antiviral therapy.
Domenic Ebert, Ulrich Rothbauer
wiley   +1 more source

Calculation of normal mode spectra in laterally heterogeneous earth models using an iterative direct solution method, [PDF]

open access: yes, 2012
Normal mode observations play an important role in studying broad-scale lateral variations in the Earth. Such studies require the calculation of accurate synthetic spectra in realistic earth models, and this remains a computationally challenging problem.
Deuss, Arwen   +5 more
core   +1 more source

K-coverage based receiver placement optimisation in passive radar network

open access: yesThe Journal of Engineering, 2019
In passive radar network (PRN), the receiver placement optimisation which has the ability to improve the coverage performance attracts much attention recently.
Rui Xie   +4 more
doaj   +1 more source

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