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   Viral Genomes Statistics

Entrez Genomes currently contains 3012 Reference Sequences for 2010 viral genomes and 38 Reference Sequences for viroids.

1
Deltavirus
93
Retro-transcribing viruses
127
Satellites
598
dsDNA viruses, no RNA stage
103
dsRNA viruses
351
ssDNA viruses
117
ssRNA negative-strand viruses
573
ssRNA positive-strand viruses, no DNA stage
5
unclassified archaeal viruses
35
unclassified phages
7
unclassified viruses
 Largest complete virus genome:
Acanthamoeba polyphaga mimivirus
Sequence submission date: June 15, 2004 Size : 1,181,404 bp
Reference: Raoult D, Audic S, Robert C, Abergel C, Renesto P, Ogata H, La Scola B, Susan M, Claverie JM
The 1.2-Mb Genome Sequence of Mimivirus, Science 306(5700), 1344-1350 (2004)
PMID: 15486256

 Smallest complete virus genome:
Arabis mosaic virus satellite
Publication date: July 15, 1988 Size : 300 bp
Reference:Kaper JM, Tousignant ME, Steger G
Nucleotide sequence predicts circularity and self-cleavage of 300-ribonucleotide satellite of arabis mosaic virus, Biochem. Biophys. Res. 154 (1), 318-325 (1988)
PMID: 3395334

 First complete virus genome:
Simian Virus 40
Publication date: May 11, 1978 Size : 5224 bp
Reference: Fiers W, Contreras R, Haegemann G, Rogiers R, Van de Voorde A, Van Heuverswyn H, Van Herreweghe J, Volckaert G, Ysebaert M
Complete nucleotide sequence of SV40 DNA, Nature 273 (5658), 113-120 (1978)
PMID: 205802

 First complete bacteriophage genome:
Bacteriophage MS2
Publication date: April 8, 1976 Size : 3569 bp
Reference: Fiers W, Contreras R, Duerinck F, Haegeman G, Iserentant D, Merregaert J, Min Jou W, Molemans F, Raeymaekers A, Van den Berghe A, Volckaert G, Ysebaert M
Complete nucleotide sequence of bacteriophage MS2 RNA: primary and secondary structure of the replicase gene, Nature 260 (5551), 500-507 (1976)
PMID: 1264203


Revised: April 17, 2008