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Nucleotide sequence of black currant reversion associated nepovirus RNA1




TekijätPacot-Hiriart C, Latvala-Kilby S, Lehto K

KustantajaELSEVIER SCIENCE BV

Julkaisuvuosi2001

Lehti:Virus Research

Tietokannassa oleva lehden nimiVIRUS RESEARCH

Lehden akronyymiVIRUS RES

Vuosikerta79

Numero1-2

Aloitussivu145

Lopetussivu152

Sivujen määrä8

ISSN0168-1702

DOIhttps://doi.org/10.1016/S0168-1702(01)00342-2


Tiivistelmä
The RNA1 of black currant reversion associated nepovirus (BRAV) is 7711 nucleotides (nt) long, excluding the poly-A tail, and contains one long open reading frame (ORF) which is translated into a polyprotein of 2094 amino acids. The 5 ' NTR of BRAV RNA1 is 66 nt long and 78% identical with RNA2 5 ' NTR only over the first 57 nucleotides. The 3 ' non-translated region (3 ' NTR) is 1360 nucleotides long, and after the first 24 nucleotides 95% identical with the 3 ' NTR of RNA2. RNA1 3 ' NTR contains several stretches, 694-24 nucleotides in length, which are 60-80% similar to corresponding areas of the other viruses of the subgroup c of nepoviruses (BLMV, CLRV, PRMV or TomRSV). The 2094 amino acids-long polypeptide encoded by BRAV RNA1 is 33% identical with that of PRMV between amino acids 9 and 2057, and has significant similarity also to those of other nepoviruses and comoviruses. Conserved amino acid motifs, characteristic for the viral protease co-factor, the NTP-binding protein, the cysteine protease and the RdRp core domains, known to occur in the polyproteins of different viruses of the picornavirus-like supergroup, are all detected in the amino acid sequences encoded by BRAV RNA1. (C) 2001 Elsevier Science BN. All rights reserved.



Last updated on 2025-13-10 at 14:20