病毒是只有少数基因和蛋白外壳的紧凑型生物实体，对生物工程有很大作用。

Compact biological entities with little more than a handful of genes and a protein coat, viruses lend themselves to engineering.

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数据库中与其最相似的部分序列为石蒜轻斑驳病毒，外壳蛋白基因核苷酸序列同一性为72.8%。

The most closely related sequence in the database was Lycoris mild mottle virus with 72.8% nucleotide identity in their coat proteins.

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1986年以来，利用病毒外壳蛋白及其它基因转化植物，获得具抗病毒能力的植株，已有大量成功的报道。

Since 1986, a lot of papers have been published on development of virus resistant plants transformed with genes from viruses, such as coat protein gene.

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