A comparative study of the cowpea and bean strains of southern bean mosaic virus.

A comparative study of the cowpea and bean strains of southern bean mosaic virus.
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南方豆花叶病毒豇豆和豆品系的比较研究。

DOI:
10.1016/0042-6822(82)90418-4
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发表时间:
1982
期刊:
影响因子:
3.7
通讯作者:
P. Kaesberg
P. Kaesberg
中科院分区:
医学3区
文献类型:
--
作者:
K. Mang;A. Ghosh;P. Kaesberg

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为了评估两种病毒的相似性,对南方菜豆花叶病毒的豇豆和菜豆株系的基因组RNA的一级结构和翻译特征进行了研究。测定了它们3′端400个碱基的序列。这些包括3′非编码区,并延伸到外壳蛋白顺反子中。非编码区(豇豆株RNA为136个碱基,菜豆株RNA为129个碱基)没有明显的序列同源性。然而,在编码区中存在广泛的碱基以及氨基酸序列同源性。两种病毒的RNA在其5′端都有一个小的蛋白质,豇豆病毒的蛋白质是两种病毒中较小的一种。体外研究表明,两种病毒基因组的整体翻译模式相似。虽然合成了相应的蛋白质,但它们的大小不同。
Features of the primary structure and translation of the genomic RNAs of the cowpea and bean strains of southern bean mosaic virus have been investigated in order to assess the similarity of the two viruses. The sequence of 400 bases at their 3′ termini have been determined. These include the 3′ noncoding regions and extend well into the coat protein cistrons. The noncoding regions (136 bases for the cowpea strain RNA and 129 bases for the bean strain RNA) show no obvious sequence homology. However, extensive base as well as amino acid sequence homology exists in the coding region. RNAs from both strains have a small protein attached to their 5′ terminus—the protein in the cowpea strain being the smaller of the two.In vitrostudies show that there are similarities in the overall mode of translation of the genomes of the two viruses. Although corresponding proteins are synthesized they differ in size.
DOI: 10.1016/0042-6822(81)90499-2
发表时间: 1981
期刊: Virology
影响因子: 3.7
作者:
Ou,JH;Strauss,EG;Strauss,JH
通讯作者: Strauss,JH