Sequencecomparison revealed that NS4A was one of the most conservative genes. NS4A gene of Shimenstrain has a very high homology with ALD, GPE -, HCLV, and Brescia strain. And the deduced amino acid sequences homologies are as high as 100% .
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- 序列比較表明,該基因為最保守的基因之一,其中石門(mén)株序列與ALD,GPE,HCLV及Brescia株均有很高的同源性,由其推導的氨基酸的同源性高達100%25。