Results 41 to 50 of about 429,086 (268)

Structure of woody debris of virgin spruce forests of the northern and southern taiga in the European part of Russia [PDF]

open access: yesСибирский лесной журнал, 2019
Woody decay is a multifunctional consort in the overall cycle of the substance and energy cycle of the forest community, taking an active and multifaceted part in the formation of structures and sustainability of forests.
V. G. Storozhenko, V. A. Zasadnaya
doaj   +1 more source

Tree Structure of a Percolating Universe

open access: yesPhysical Review Letters, 2000
4 pages, 2 figures, Accepted for publication in Phys.
Colombi, S., Pogosyan, D., Souradeep, T.
openaire   +4 more sources

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

Double Structured Nuclear Norm-Based Matrix Decomposition for Saliency Detection

open access: yesIEEE Access, 2020
Saliency detection aims at identifying the most important and informative area in a scene. Recently low rank matrix recovery (LR) theory becomes an effective tool for saliency detection.
Junxia Li, Ziyang Wang, Zefeng Pan
doaj   +1 more source

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

Electrical Tree Characterization in Silicone Rubber Under Different Numbers of Lightning Impulse Shot

open access: yesIEEE Access
Silicone Rubber (SiR) is widely used for high voltage cable accessories fabrication for AC and DC power system network as it stands for extensive range of voltage and temperature used.
Mohd Hafiz Bin Ismail   +3 more
doaj   +1 more source

Novel Static Multi-Layer Forest Approach and Its Applications

open access: yesMathematics, 2021
The existing multi-layer tree is of dynamic linked list type which has many limitations and is complicated due to the pointer-node structure. Static array representation gives more flexibility in programming of algorithms and operations like insertion ...
Ganesh Bhagwat   +3 more
doaj   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

TOWARDS ON EXPERIMENTAL COMPARISON OF THE M-TREE INDEX STRUCTURE WITH BK-TREE AND VP-TREE [PDF]

open access: yesActa Electrotechnica et Informatica, 2020
In our previous paper, we showed the M-tree index [7] using GiST in the PostgreSQL database. In this paper, we present that result and we extend that with some preliminary experimental results with other indexes.
Gergo GOMBOS   +3 more
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

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