Importin-alpha mediates nuclear protein import by binding nuclear localization signals and importin-beta. We find approximately 30% of SRP1p, the yeast importin-alpha, in a nuclear complex with the Saccharomyces cerevisiae nuclear cap-binding protein complex (CBC). Similarly, a large fraction of Xenopus CBC is associated with importin-alpha in the nucleus. CBC promotes nuclear export of capped ...

Global gas markets feature two types of suppliers: piped gas and LNG exporters. Pipelines have a high degree of “asset specificity”: once built, they are physically bound to a particular route. LNG is transported by tanker, with a choice of export markets. Put simply: LNG is mobile, pipelines are not. This paper uses game-theoretic modelling to show how its commitment to serving a single market...

The importance of drug as a valuable export product in the global economy becomes more clear every day. Understanding the problems of exports and factors affecting it, can be an important step to keep Iran’s position in the world markets and further export development of this product.In this study, Iranian pharmaceutical exports’ supply and demand functions were calculated using co-integration ...

The South African government is putting policies, strategies and programmes in place with the intention of establishing an empowering environment for Small Medium-sized Enterprises. To make this a success, thorough understanding factors that might influence their export propensity necessary. aim article was to examine drivers influencing enterprises. A quantitative, descriptive research design ...

Foreign trade expansion plays an important role in economic growth and development. Since Iran’s single-product economy is facing tight sanctions, among trading partners, Turkey benefits from special place, and political independence in international relations because of its large population, rising per capita income, high economic growth rate, geographical and cultural proximity to Iran. Many ...

To the best of our knowledge, the international marketing literature has been examining performance exclusively as a dependent variable. In this paper we argue that performance should be investigated as an independent variable. Using survey data of over 400 managers responsible for the main export ventures of Portuguese SMEs (Small and Medium Exporters), this paper shows that past performance p...

Today export diversification has become one of the most important economic objectives of development strategies in the developing countries. For various reasons, such as preventing instability in export prices of primary products in global markets, reducing fluctuations in exchanges of them compared with industrial goods, producing dynamic benefits resulted from exporting various goods and incr...

the aim of this study was to investigate the relationship among employees’ empowerment, organizational commitment and job commitment in physical education organization of tehran province. the statistical population included all personnel in physical education organization of tehran province out of which 150 subjects were selected through stratified random sampling. a) spreitzer's (1995) em...