Results 41 to 50 of about 114,770 (262)

Tie-breaking semantics and structural totality

open access: yesProceedings of the eleventh ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems - PODS '92, 1992
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Papadimitriou, Christos H.   +1 more
openaire   +2 more sources

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

Structural Breaks, Energy Consumption and Economic Growth in Iran (1967-2005) [PDF]

open access: yesپژوهشهای اقتصادی, 2009
Understanding the different aspects of the relationship between energy consumption and economic growth can outstandingly help to adopt appropriate policies in energy sector. Structural breaks and regime shifts may affect the above relationship. Therefore,
Davood Behbudi, Hossien Asgharpour,
doaj  

Revisiting the Environmental Kuznets Curve Hypothesis in Pakistanhttps://kiet.edu.pk/marketforces/index.php/marketforces/article/view/446

open access: yesMarket Forces, 2021
Several studies have already determined an inverted U-shaped Environment Kuznets Curve (EKC) in Pakistan. The existing literature has not considered structural breaks (SBs) in EKC-related studies in Pakistan.
Muhammad Zaheer Khan
doaj   +1 more source

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

1.An Examination of Malaysia’s Structural Breaks Vis-À-Vis Japan and the USA [PDF]

open access: yesPakistan Journal of Commerce and Social Sciences, 2012
This paper primarily examines whether Malaysia has had experienced any structural breaks in comparison with its main two trading partners, namely the USA and Japan in 1970s, 1980s, 1990s and 2000s.
Md. Wahid Murad   +3 more
doaj  

Structural breaks in the cattle price series in the State of São Paulo, Brazil

open access: yesEconomia Aplicada, 2016
This paper examines the existence of structural breaks in the live cattle price series in the state of São Paulo between 1954 and 2012. Due to the importance of cattle ranching in Brazil and the characteristics of the series of cattle price, such as ...
Cláudio Shikida   +2 more
doaj   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Cis‐regulatory and long noncoding RNA alterations in breast cancer – current insights, biomarker utility, and the critical need for functional validation

open access: yesMolecular Oncology, EarlyView.
The noncoding region of the genome plays a key role in regulating gene expression, and mutations within these regions are capable of altering it. Researchers have identified multiple functional noncoding mutations associated with increased cancer risk in the genome of breast cancer patients.
Arnau Cuy Saqués   +3 more
wiley   +1 more source

HIGHWAY AND RAILWAY INFRASTRUCTURE, REAL INCOME AND STRUCTURAL BREAKS [PDF]

open access: yesModern Management Review, 2013
Infrastructure systems affect economic development directly or indirectly depending on their structure, type, quality and quantity. Transportation infrastructure is one of the most important types of infrastructure systems since the improvements in ...
Mehmet Aldonat BEYZATLAR   +1 more
doaj   +1 more source

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