Results 61 to 70 of about 1,414,042 (194)

Granzyme A Stimulates pDCs to Promote Adaptive Immunity via Induction of Type I IFN

open access: yesFrontiers in Immunology, 2019
Granzyme A (GzmA), together with perforin, are well-known for their cytotoxic activity against tumor or virus-infected cells. In addition to this cytotoxic function, GzmA stimulates several immune cell types and induces inflammation in the absence of ...
Kanako Shimizu   +10 more
doaj   +1 more source

Dynamical coupling between protein conformational fluctuation and hydration water: Heterogeneous dynamics of biological water

open access: yes, 2017
We investigate dynamical coupling between water and amino acid side-chain residues in solvation dynamics by selecting residues often used as natural probes, namely tryptophan, tyrosine and histidine, located at different positions on protein surface and ...
Bagchi, Biman   +2 more
core   +1 more source

Dynamics of protein hydration water [PDF]

open access: yesPhysical Review E, 2015
We present the frequency- and temperature-dependent dielectric properties of lysozyme solutions in a broad concentration regime, measured at subzero temperatures and compare the results with measurements above the freezing point of water and on hydrated lysozyme powder.
Wolf, M.   +4 more
openaire   +4 more sources

Exploring the K+ binding site and its coupling to transport in the neurotransmitter:sodium symporter LeuT

open access: yeseLife
The neurotransmitter:sodium symporters (NSSs) are secondary active transporters that couple the reuptake of substrate to the symport of one or two sodium ions. One bound Na+ (Na1) contributes to the substrate binding, while the other Na+ (Na2) is thought
Solveig G Schmidt   +3 more
doaj   +1 more source

Dynamics of protein-protein encounter: a Langevin equation approach with reaction patches

open access: yes, 2008
We study the formation of protein-protein encounter complexes with a Langevin equation approach that considers direct, steric and thermal forces.
Alberts B.   +7 more
core   +1 more source

Structural insights into tRNA recognition of the human FTSJ1-THADA complex

open access: yesCommunications Biology
tRNA undergoes various post-transcriptional modifications in the anticodon loop. FTSJ1, a protein conserved among most eukaryotes, mediates 2’-O-methylations at position 32 (Nm32) or position 34 (Nm34), complexed with THADA or WDR6, respectively.
Kensuke Ishiguro   +2 more
doaj   +1 more source

Accurate and efficient description of protein vibrational dynamics: comparing molecular dynamics and Gaussian models

open access: yes, 2004
Current all-atom potential based molecular dynamics (MD) allow the identification of a protein's functional motions on a wide-range of time-scales, up to few tens of ns.
Carloni, Paolo   +2 more
core   +1 more source

Native geometry and the dynamics of protein folding

open access: yes, 2004
In this paper we investigate the role of native geometry on the kinetics of protein folding based on simple lattice models and Monte Carlo simulations.
Abkevich   +28 more
core   +1 more source

Autism spectrum disorder-associated Sema5A p.Arg676Cys drives Arf6/FE65 signaling and aberrant cell morphogenesis

open access: yesScientific Reports
Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by impairments in social interaction, challenges with communication, and repetitive behaviors.
Mikito Takahashi   +5 more
doaj   +1 more source

Quenching protein dynamics interferes with HIV capsid maturation

open access: yesNature Communications, 2017
The process of HIV particle maturation involves complex molecular transitions. Here the authors combine NMR spectroscopy, cryo-EM, and molecular dynamics simulations to provide insight into the conformational equilibria in CA-SP1 assemblies relevant to ...
Mingzhang Wang   +16 more
doaj   +1 more source

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