Results 101 to 110 of about 5,711 (251)

Assessing protein‐specific radiation damage in time‐resolved X‐ray solution‐scattering experiments at high‐brilliance synchrotrons using fast detector readout

open access: yesActa Crystallographica Section D, EarlyView.
Adenylate kinase was used to quantify how experimental parameters influence radiation damage during time‐resolved X‐ray solution scattering (TR‐XSS) at a multipurpose SAXS beamline. The study provides general guidelines for minimizing radiation artifacts in TR‐XSS.Time‐resolved X‐ray solution scattering (TR‐XSS) enables tracking of protein structural ...
Fatemeh Sabzian-Molaei   +2 more
wiley   +1 more source

Vast, overlooked peat, and organic soils in Brazil's Cerrado: carbon storage, dynamics, and stability. [PDF]

open access: yesNew Phytol
Summary Tropical peatlands are critical for climate mitigation due to their dual role as major carbon sinks and methane sources. In rainforests, high and stable rainfall supports peat accumulation in tropical climates. However, groundwater‐fed peatlands in seasonally dry tropical ecosystems remain poorly understood, despite their potential importance ...
Verona LS   +11 more
europepmc   +2 more sources

Diseño de un sistema de producción y operaciones para homogeneización y trituración de carbón en la unidad Castilla Coquecol S.A. CI. [PDF]

open access: yes, 2016
El presente trabajo de investigación propone el diseño de un sistema de producción y operación para la homogeneización y trituración de carbón en la planta Castilla Coquecol SA CI del municipio de Guachetá Cundinamarca con el fin de garantizar el ...
Luna Velandia, John Edicson   +1 more
core  

Biochemical and structural characterization of a tail‐spike protein with depolymerase activity identified in a marine podovirus

open access: yesActa Crystallographica Section D, EarlyView.
The marine tail‐spike protein Dpo31 degrades the exopolysaccharide of its host and has structural features similar to those of other members of this protein class, despite similarity not being detected at the sequence level.Marine phages are, through the infection of their bacterial hosts, key regulators of microbiome and carbon fluxes in the ocean ...
Serena Sirigu   +7 more
wiley   +1 more source

Structure of the Arabidopsis receptor kinase SRF6 ectodomain determined from crystals obtained using the LRR crystallization screen

open access: yesActa Crystallographica Section D, EarlyView.
A crystallization screen that has enabled the structural analysis of various extracellular domains of plant membrane receptor kinases is described together with the structure of the LRR domain of the receptor SRF6.Plant‐specific membrane receptor kinases with structurally diverse extracellular domains regulate key processes in plant growth, development,
Alberto Caregnato   +2 more
wiley   +1 more source

BENEFICIO DE LOS CARBONES GUACHINTE (CAUCA) Y GOLONDRINAS (VALLE DEL CAUCA) USANDO UN CIRCUITO CICLÓNICO EN DOS ETAPAS DE SEPARACIÓN

open access: yesDyna, 2008
Dos carbones del Sur-Occidente Colombiano, minas Guachinte (Cauca) y Golondrinas (Valle del Cauca), se beneficiaron usando un circuito ciclónico en medio denso en dos etapas de separación en serie.
ANDRÉS F. ROJAS, JUAN M. BARRAZA
doaj  

Incidencia de la neumoconiosis en trabajadores de minas de carbón en el municipio de Sardinata, Norte de Santander.

open access: yes, 2019
La neumoconiosis de los mineros del carbón, o de los trabajadores del carbón es una patología pulmonar ocasionada por la inhalación prolongada de polvo de carbón y de sílice.
Torres Santiago, Litza Belen   +1 more
core   +1 more source

Structural basis of regioselective double halogenation of the β‐carboline tryptoline by the single‐component halogenase AetF

open access: yesActa Crystallographica Section D, EarlyView.
A structure of the flavin‐dependent single‐component tryptophan halogenase AetF bound to the non‐native tricyclic substrate tryptoline reveals a binding pose analogous to l‐tryptophan that directs C6‐first halogenation. Product analysis identifies 6,8‐dibromotryptoline as the final product.Flavin‐dependent halogenases (FDHs) offer a biocatalytic route ...
Simon Bork   +3 more
wiley   +1 more source

Plano de conjunto de las minas de carbón de la provincia de Palencia: Escala 1: 75.000

open access: yes, 1924
Un plano papel de la minas de carbón de ...
Patac, Ignacio
core  

The Economic and Ecological Impact of Soy in Brazil: A Synthetic Control Method Approach

open access: yesJournal of Agricultural Economics, EarlyView.
ABSTRACT In recent decades, soy expansion in Brazil has generated significant environmental, social and economic impacts. However, there is no consensus about benefits and drawbacks, calling for a more careful account of the economic and ecological diversity of the territories where this phenomenon has been unfolding.
Stefano Ghinoi   +3 more
wiley   +1 more source

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