Its electrophoresis molecular weight is about 16, 200 dalton and consists of 128 amino acids residues According to these properties and ISEM diagnosis results, the isolate is identified as a strain of Bean Yellow Mosaic Virus.

• 经SDS-聚丙烯酰胺凝胶电泳和氨基酸自动分析仪分析分别测得该病毒的衣壳蛋白亚基分子量为16,200道尔顿,氨基酸残基数128个。 鉴定结果认为,分离物M-4是BYMV的一个株系。