METHODS: BS69 DNA sequences in Emsebl database were blasted and the sequence of amino acids was aligned with the typical nuclear export signal.

方法：分析数据库中不同bs69亚型DNA序列，与传统和输出信号序列比对，寻找可能的新的核输出信号序列。

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The property of light-induced structure change can now be used specifically to synthetically control cellular signal sequences -- like the nuclear export signal (NES).

光诱导引起结构变化的特性现在可以专门用于综合控制细胞信号序列，如核输出信号（NES）。

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Article 3 the State exercises strict control over nuclear export and strictly abides by the international obligations undertaken for nonproliferation of nuclear weapons.

第三条国家对核出口实行严格管制，严格履行所承担的不扩散核武器的国际义务。

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Before 2000, America encouraged Argentina to export nuclear research reactors to Peru, Egypt, Algeria and Australia.

ECONOMIST: Diplomacy and proliferation

Russia's nuclear power equipment and service export monopoly, Atomstroiexport, is building the plant under supervision of the International Atomic Energy Agency (IAEA), the United Nations' nuclear watchdog agency.

CNN: Iran to test nuclear power plant

Determined to give effect to its unmet 31 July demand that Iran suspend all uranium enrichment-related and reprocessing activities, the Security Council today imposed sanctions on that country, blocking the import or export of sensitive nuclear materiel and equipment and freezing the financial assets of persons or entities supporting its proliferation sensitive nuclear activities or the development of nuclear-weapon delivery systems.

UN: Security Council