Results 31 to 40 of about 2,565,844 (218)

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Estimating saline water table contributions to crop water use

open access: yesCalifornia Agriculture, 1988
Researchers in several western states have found that, under arid conditions, water tables can supply as much as 60 to 70 percent of a crop's water requirement.
M Grismer, T Gates
doaj  

Indicadores de campo para solos hidromórficos na região de Viçosa (MG) Field indicators for the identification of hydromorphic soils in the region of Viçosa, Minas Gerais - Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2003
Indicadores locais são úteis para a identificação de ambientes. Na região de Viçosa, embora os solos encharcados ocorram sob vegetação de taboa (Thypha dominguensis), Gleissolos, de coloração típica acinzentada, são incomuns.
C. E. B. Campos   +3 more
doaj   +1 more source

ASSESSMENT OF SOIL DEGRADATION IN NORTHWEST NILE DELTA, A CASE STUDY: EL-BOUSILY DISTRICT [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2002
The objective of the current research is to assess soil degradation in northwest Nile Delta, at Edfina governmental farm, El-Bousily region, using linkage between SALTMOD simulation model and spatiotemperol variability.
H.M. Ramadan
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Factors Influencing the Physical Characteristics of Peats in West Kalimantan's Forests and Oil Palm Plantations

open access: yesJurnal Manajemen Hutan Tropika
Peatlands in West Kalimantan play a vital role in regulating water and supporting land productivity, yet they are highly sensitive to changes in hydrological conditions and land use.
Muhammad Nuriman   +4 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

A Novel Low-Cost, High-Resolution Camera System for Measuring Peat Subsidence and Water Table Dynamics

open access: yesFrontiers in Environmental Science, 2021
Peatlands are highly dynamic systems, able to accumulate carbon over millennia under natural conditions, but susceptible to rapid subsidence and carbon loss when drained.
Chris D. Evans   +17 more
doaj   +1 more source

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