Hippeastrum chlorotic ringspot virus (HCRV) is a novel tospovirus that was identified in Yunnan Province, China, in 2013. We have sequenced the HCRV L gene, which is 8909 nt long and encodes the RNA-dependent RNA polymerase (2873 amino acids, 330.8 kDa). The HCRV L protein shared highest similarity (89.4 %) with that of tomato yellow ring virus. The L protein contains a negative-sense RNA virus RNA-directed RNA polymerase motif and an endonuclease domain at the N-terminus. Combined with our previous reports of the S and M RNAs, the genome sequence of HCRV is now completed.
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http://dx.doi.org/10.1007/s00705-014-2100-9 | DOI Listing |
Microb Pathog
August 2024
Department of Agricultural Entomology, Tamil Nadu Agricultural University, Coimbatore, Tamil Nadu, 641003, India.
The yellow spot disease caused by the virus species Orthotospovirus iridimaculaflavi (Iris yellow spot virus-IYSV), belonging to the genus Orthotospovirus, the family Tospoviridae, order Bunyavirales and transmitted by Thrips tabaci Lindeman. At present, emerging as a major threat in onion (Allium cepa) in Tamil Nadu, India. The yellow spot disease incidence was found to be 53-73 % in six districts out of eight major onion-growing districts surveyed in Tamil Nadu during 2021-2023.
View Article and Find Full Text PDFFront Plant Sci
March 2023
College of Tobacco, Yunnan Agricultural University, Kunming, China.
Viruses deploy numerous strategies to infect plants, typically by forming complexes with another virus, leading to more efficient infection. However, the detailed plant responses to viral infection and the underlying mechanisms of co-infection remain unclear. Previously, we found that (TSWV) and Hippeastrum chlorotic ringspot orthotospovirus (HCRV) could infect plants in the field by forming a complex.
View Article and Find Full Text PDFFront Microbiol
December 2022
State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan Agricultural University, Kunming, China.
spp. are important medicinal plant and main raw material for many Chinese patent medicines, but viral diseases have became serious problems in cultivation of this group of important medicinal plants in China. In this study, eight viruses were identified in the diseased plants of by high-throughput sequencing (HTS) and RT-PCR.
View Article and Find Full Text PDFPlant Dis
August 2022
Yunnan University of Traditional Chinese Medicine, School of Chinese Materia Medica and Yunnan Key Laboratory of Southern Medicinal Resource, Kunming, Yunnan, China.
Tulbaghia violacea Harv. indigenous to southern African countries, is an herbaceous perennial bulbous plant belonging to the family Amaryllidaceae. It is a popular garden plant in China.
View Article and Find Full Text PDFArch Virol
June 2022
Department of Medical Laboratory Science and Biotechnology, Asia University, Wufeng, Taichung, 41354, Taiwan.
In April 2011, a virus was isolated by single-lesion isolation on Chenopodium quinoa leaves from an amaryllis plant with chlorotic ringspots in a private garden in Changhua County, Taiwan. An Illumina MiSeq sequencing system was used to determine the genomic nucleotide (nt) sequence of the virus. A de novo-assembled contig with 9377 nt, containing an open reading frame encoding a putative potyviral polyprotein, was annotated as the potyvirus Amazon lily mosaic virus (ALiMV), sharing 95.
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