VIRUS STRUCTURAL CHARACTERISTICS

Family Baltimore group

Important species

envelopment Virion shape

Replication site

Adenoviridae dsDNA adenovirus non-enveloped

icosahedral nucleus

Picornaviridae +ssRNA coxsackievirus, hepatitis a virus, poliovirus

non-enveloped

icosahedral

Herpesviridae dsDNA epstein-barr virus, herpes simplex, type 1, herpes simplex, type 2, human cytomegalovirus, human herpesvirus, type 8, varicella-zoster virus

enveloped nucleus

Hepadnaviridae dsDNA and ssDNA

hepatitis B virus enveloped icosahedral nucleus

Flaviviridae +ssRNA hepatitis C virus, yellow fever virus, dengue virus, west Nile virus, other Flaviviruses

enveloped icosahedral

Retroviridae +ssRNA human immunodeficiency virus (HIV)

enveloped

Orthomyxoviridae

-ssRNA influenza virus enveloped spherical nucleus

Paramyxoviridae -ssRNA measles virus, mumps virus, parainfluenza virus, respiratory syncytial virus

enveloped spherical

Papillomaviridae ssDNA papillomavirus non-enveloped

icosahedral

Rhabdoviridae -ssRNA rabies virus enveloped helical, bullet shaped

Togaviridae +ssRNA Rubella virus enveloped icosahedral