Virus Properties by Family

Display families with the following properties:

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Family Genome composition Genome organization Total genome size (kb or kbp) Envelope? Virion shape Virion size Host ICTV Report Chapter
Ruviroviridae dsDNA 1 linear segment 26.2–26.3 protists
Saffermanviridae dsDNA 1 linear segment 39.7–44.9 no head-tail 50 nm diameter head, 15 nm long tail bacteria
Salasmaviridae dsDNA 1 linear segment 17.7–29.0 no prolate, head-tail 52–54 nm long and 29–45 nm wide head, 30 nm long tail bacteria
Saparoviridae dsDNA 1 linear segment 52.6–54.3 no head-tail 50–110 nm diameter head, tail variable or unknown archaea Saparoviridae
Sarthroviridae ssRNA(+) 1 linear segment 0.7–0.9 no icosahedral 15 nm diameter invertebrates Sarthroviridae
Schitoviridae dsDNA 1 linear segment 59.0–79.4 no head-tail 50–70 nm diameter head, 10–40 nm long tail bacteria
Schizomimiviridae dsDNA 1 linear segment 370.9–1421.2 no icosahedral 150–400 nm diameter protists
Secoviridae ssRNA(+) 1–2 linear segments 8.8–15.5 no icosahedral 25–30 nm diameter plants Secoviridae
Sedoreoviridae dsRNA 10–12 linear segments 17.8–25.8 no icosahedral 60–100 nm diameter protists, plants, invertebrates, vertebrates Sedoreoviridae
Shortaselviridae dsDNA 1 linear segment 32.1–32.2 no head-tail 60 nm diameter head, 50 nm long tail archaea Shortaselviridae
Simuloviridae dsDNA 1 circular segment 16.4–19.0 no icosahedral 70 nm diameter archaea Simuloviridae
Sinhaliviridae ssRNA(+) 1 linear segment 5.9–6.0 no icosahedral 30 nm diameter invertebrates
Skuldviridae dsDNA 1 segment 11.2–11.5 predicted head-tail archaea
Smacoviridae ssDNA(+/-) 1 circular segment 2.3–3.1 invertebrates, vertebrates
Soleiviridae dsDNA 1 linear segment 63.3–63.4 no head-tail 47–108 nm diameter head, tail variable or unknown archaea Soleiviridae
Solemoviridae ssRNA(+) 1 linear segment 3.9–6.4 no icosahedral 20–34 nm diameter plants Solemoviridae
Solinviviridae ssRNA(+) 1 linear segment 10.4–11.0 no icosahedral 26–30 nm diameter invertebrates Solinviviridae
Solspiviridae ssRNA(+) 1 linear segment 3.4–5.9 bacteria
Speroviridae dsDNA 1 segment 42.4–42.5 predicted head-tail archaea
Sphaerolipoviridae dsDNA 1 linear segment 28.0–31.4 no icosahedral 80 nm diameter archaea Sphaerolipoviridae
Spiciviridae dsRNA 1 linear segment 6.1–8.8 plants, invertebrates
Spinareoviridae dsRNA 9–12 linear segments 22.4–29.4 no icosahedral 60–85 nm diameter fungi, plants, invertebrates, vertebrates Spinareoviridae
Spiraviridae ssDNA(+) 1 circular segment 24.8–24.9 no cylindrical 220–250 nm long, 30 nm wide archaea Spiraviridae
Sputniviroviridae dsDNA 1 circular segment 17.2–18.4 no icosahedral 50–70 nm diameter protists
Stanwilliamsviridae dsDNA 1 linear segment 125.7–135.7 no head-tail 80 nm diameter head, 350 nm long tail bacteria
Steigviridae dsDNA 1 linear segment 93.5–104.6 no head-tail 80 nm diameter head, 40 nm long tail bacteria
Steitzviridae ssRNA(+) 1 linear segment 3.3–5.2 no icosahedral 25 nm diameter bacteria
Straboviridae dsDNA 1 linear segment 121.4–248.1 no prolate, head-tail 120 nm long and 86 nm wide head, 130 nm long tail bacteria
Sunviridae ssRNA(-) 1 linear segment 17.1–17.2 vertebrates Sunviridae
Suolaviridae dsDNA 1 linear segment 35.2–35.3 no head-tail 45–75 nm diameter head, tail variable or unknown archaea Suolaviridae
Suoliviridae dsDNA 1 segment 92.6–104.8 predicted head-tail bacteria
Tectiviridae dsDNA 1 linear segment 14.3–18.3 no icosahedral 66 nm diameter bacteria
Thaspiviridae dsDNA 1 linear segment 27.5–29.0 no spindle-shaped 106–118 nm long, 61–67 nm wide archaea Thaspiviridae
Tobaniviridae ssRNA(+) 1 linear segment 20.2–36.2 yes pleomorphic, mostly spherical 120–140 nm diameter vertebrates
Togaviridae ssRNA(+) 1 linear segment 11.2–12.1 yes spherical 65–70 nm diameter invertebrates, vertebrates Togaviridae
Tolecusatellitidae ssDNA; ssDNA(-) 1 circular segment 0.6–1.4 trans-encapsidated plants
Tombusviridae ssRNA(+) 1–2 linear segments 3.6–6.1 no icosahedral 28–38 nm diameter plants
Tosoviridae ssRNA(+/-) 2 linear segments 12.3–12.4 yes pleomorphic, mostly spherical 110–125 nm diameter vertebrates Tosoviridae
Tospoviridae ssRNA(+/-) 3 linear segments 12.8–17.4 yes spherical 80–120 nm diameter plants, invertebrates
Toyamaviridae dsDNA 1 linear segment 62.1–68.0 bacteria
Trimbiviridae ssRNA(+/-) 1 circular segment 4.4–5.0 fungi
Tristromaviridae dsDNA 1 linear segment 17.6–17.8 yes filamentous 30 nm diameter, 400 nm long archaea Tristromaviridae
Tulasviridae ssRNA(+/-) 1 linear segment 12.1–14.3 fungi Tulasviridae
Turriviridae dsDNA 1 circular segment 16.6–17.7 no icosahedral 100 nm diameter archaea Turriviridae
Tymoviridae ssRNA(+) 1 linear segment 6.0–7.6 no icosahedral 30 mn diameter plants, invertebrates
Umezonoviridae dsDNA 1 linear segment 28.7–31.8 bacteria
Unambiviridae ssRNA(+/-) 1 circular segment 4.3–4.9 fungi
Ungulaviridae dsDNA 1 linear segment 20.8–20.9 yes filamentous 24 nm diameter, 900 nm long archaea Ungulaviridae
Verdandiviridae dsDNA 1 segment 19.5–20.5 predicted head-tail archaea
Vertoviridae dsDNA 1 linear segment 55.1–58.5 no head-tail 60 nm diameter head, 110 nm long tail archaea Vertoviridae