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Journal of Virology, March 2001, p. 2729-2740, Vol. 75, No. 6
Department of Human Retrovirology, Academic
Medical Center, University of Amsterdam, 1105 AZ Amsterdam, and
Amsterdam Institute of Viral Genomics, 1105 BA Amsterdam, The
Netherlands
Received 25 October 2000/Accepted 4 December 2000
The current classification of parvoviruses is based on
virus host range and helper virus dependence, while little data on evolutionary relationships among viruses are available. We identified and analyzed 472 sequences of parvoviruses, among which there were
(virtually) full-length genomes of all 41 viruses currently recognized
as individual species within the family Parvoviridae. Our
phylogenetic analysis of full-length genomes as well as open reading
frames distinguished three evolutionary groups of parvoviruses from
vertebrates: (i) the human helper-dependent adeno-associated virus
(AAV) serotypes 1 to 6 and the autonomous avian parvoviruses; (ii) the
bovine, chipmunk, and autonomous primate parvoviruses, including human
viruses B19 and V9; and (iii) the parvoviruses from rodents (except for
chipmunks), carnivores, and pigs. Each of these three evolutionary
groups could be further subdivided, reflecting both virus-host
coevolution and multiple cross-species transmissions in the
evolutionary history of parvoviruses. No parvoviruses from
invertebrates clustered with vertebrate parvoviruses. Our analysis
provided evidence for negative selection among parvoviruses, the
independent evolution of their genes, and recombination among parvoviruses from rodents. The topology of the phylogenetic tree of
autonomous human and simian parvoviruses matched exactly the topology
of the primate family tree, as based on the analysis of primate
mitochondrial DNA. Viruses belonging to the AAV group were not
evolutionarily linked to other primate parvoviruses but were linked to
the parvoviruses of birds. The two lineages of human parvoviruses may
have resulted from independent ancient zoonotic infections. Our results
provide an argument for reclassification of Parvovirinae
based on evolutionary relationships among viruses.
0022-538X/01/$04.00+0 DOI: 10.1128/JVI.75.6.2729-2740.2001
Copyright © 2001, American Society for Microbiology. All rights reserved.
Evolutionary Relationships among Parvoviruses: Virus-Host
Coevolution among Autonomous Primate Parvoviruses and Links
between Adeno-Associated and Avian Parvoviruses
*
Corresponding author. Mailing address: Department of
Human Retrovirology, Academic Medical Center, University of Amsterdam, Meibergdreef 15, 1105 AZ Amsterdam, The Netherlands. Phone: (31-20) 566 5861. Fax: (31-20) 691 6531. E-mail:
v.lukashov{at}amc.uva.nl.
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