Results 41 to 50 of about 1,224,076 (303)

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Analytic Approximations for Spread Options [PDF]

open access: yes
This paper expresses the price of a spread option as the sum of the prices of two compound options. One compound option is to exchange vanilla call options on the two underlying assets and the other is to exchange the corresponding put options.
Aanand Venkatramanan, Carol Alexander
core   +3 more sources

Transparent origami glass

open access: yesNature Communications, 2021
Glass is indispensable but its processing options are limited. Here the authors extend origami techniques to shaping three-dimensional transparent glass by introducing physical cavitation and chemical dynamic bond exchange in the pre-glass polymer-silica
Yang Xu   +4 more
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

O Impacto da Taxa de Câmbio no Apreçamento de Opções no Brasil–Uma Análise Comparativa entre um Modelo de Rede Neural e o Modelo de Black & Scholes

open access: yesRevista de Economia Mackenzie, 2009
The main goal of this paper is to evaluate the impact of the exchange rate volatility in price prediction of derivative securities in the Brazilian capital markets using an artificial neural network technique, given the Black & Scholes Model ...
Carlos Alberto Aragón de Planas   +2 more
doaj  

Tackling Investment Risks Using Equity Options During Extreme Economic Upheavals: Indian Evidence

open access: yesColombo Business Journal, 2021
The study is an empirical scrutiny on the Indian equity options market to examine whether it facilitates the reduction of investment risks, focusing on an economic sphere with financial upheavals.
James Varghese
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

THE IMPACT OF STOCK OPTIONS TRADING ON THE MARKET VALUE OF COMPANIES LISTED IN KUWAIT STOCK EXCHANGE [PDF]

open access: yesBusiness Excellence and Management, 2012
This study aims to examine the impact of stock options trading on the market value of companies listed in Kuwait Stock Exchange. The phenomenon of volatility in securities prices concerned as a threat to the companies listed on Kuwait Stock Exchange ...
Ghada Ali TIMRAZ   +1 more
doaj  

Pricing Spread Options using Matched Asymptotic Expansions [PDF]

open access: yes, 2008
This document deals with approximating spread options prices using Matched Asymptotic Expansions techniques on the correlation. More precisely, it deals with spreads options on assets that are highly correlated (ρ ∼ 1), which is most commonly observed in
Bennani-Hijazi, Driss
core  

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

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