基因测序及同源性分析表明这些新酶与淀粉酶家族具有很强的同源性。
Gene sequencing and homology analysis show that these novel enzymes share remarkable homology with the amylase family.
目的分析登革4型病毒（DV4 ）广东株的基因序列，比较其同源性，追查DV4的地理来源。
Objective To analyze the gene sequence of Dengue 4 viruses (DV4) in Guangdong Province, to compare their similarity and explore their sources.
并将其与已发表的AEV 1143株相关基因以及小rna病毒科其它病毒属在对应位置的核苷酸和氨基酸的同源性进行比较、分析。
So the homology of relevant nucleic acid and amino acid sequence were compared and analyzed with that of AEV 1143 strain and others of small RNA virus family.
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