Results 51 to 60 of about 35,132 (309)

Decoding Structural Properties of a Partially Unfolded Protein Substrate: En Route to Chaperone Binding. [PDF]

open access: yesPLoS Computational Biology, 2015
Many proteins comprising of complex topologies require molecular chaperones to achieve their unique three-dimensional folded structure. The E.coli chaperone, GroEL binds with a large number of unfolded and partially folded proteins, to facilitate proper ...
Suhani Nagpal   +3 more
doaj   +1 more source

Mechanical characterization of surface wrinkling properties in fibrous sheet materials by facile folding process

open access: yesPolymer Testing, 2021
Wrinkling and folding are crucial morphological and structural motifs in polymeric sheet materials. In this study, a simultaneous-mechanical test method was proposed to evaluate the wrinkling behaviour by simply constructing the folding deformations of ...
Caiqin Xiao   +4 more
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Structural Studies of Cystatin B Amyloid Fibre and Oligomer [PDF]

open access: yes, 2013
Amyloid fibres are characteristic of over 25 degenerative human diseases including Alzheimer’s and Parkinson’s disease. Amyloid fibres are insoluble, highly stable, ordered cross-β sheet structures, which form as a result of conformational change and ...
Davis, Peter J.
core  

Adjustable thermal resistor by reversibly folding a graphene sheet [PDF]

open access: yesNanoscale, 2016
Phononic (thermal) devices are studied such as thermal diode, thermal transistors, thermal logic gates, and thermal memories. However, the thermal resistor has not been demonstrated yet. Here, we propose an instantaneously adjustable thermal resistor by folded graphene.
Song, Qichen   +5 more
openaire   +3 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Folded continued fractions

open access: yes, 1992
We exhibit uncountably many binary decimals together with their explicit continued fraction expansions. These expansions require only the partial quotients 1 or 2.
van der Poorten, A.J, Shallit, J
core   +1 more source

Crushing behaviours of folded kirigami structure with square dome shape [PDF]

open access: yes, 2018
© 2018 Elsevier Ltd In this study, a new type of aluminium sandwich structure with folded square dome as core is proposed. The square dome tessellated core is folded using a single piece of aluminium sheet.
Wensu Chen   +5 more
core   +1 more source

Sustainability effect of geogrid reinforced tire-shred sand mixtures on the load pressure-settlement response of shallow footing

open access: yesHeliyon, 2022
This study aims to observe the possibility of using tire shreds as sustainable waste materials by including a geogrid wrap-around sheet to improve the response of load-settlement of the sandy bed.
Hussein Ahmad
doaj   +1 more source

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