TABLE 1.

Taxonomic scheme incorporating reticulate groups

VirusPossible taxonomy of virus
Hierarchical portionReticulate portion (modi)a
DomainDivisionFamily
N15dsDNATailed bacteriophagesNAb(a) λ-like head genes
(b) Genes for λ-like flexible tail
(c) Linear-episome-mediated temperate phage
λdsDNATailed bacteriophagesNA(a) λ-like head genes
(b) Genes for λ-like flexible tail
(d) Integrase-mediated temperate phage
HK97dsDNATailed bacteriophagesNA(e) HK97-like head genes
(b) Genes for λ-like flexible tail
(d) Integrase-mediated temperate phage
SfVdsDNATailed bacteriophagesNA(e) HK97-like head genes
(f) Genes for Mu-like contractile tail
(d) Integrase-mediated temperate phage
MudsDNATailed bacteriophagesNA(g) Mu-like head genes
(f) Genes for Mu-like contractile tail
(h) Transposase-mediated temperate phage
Newcastle disease virusssRNANegative-sense genomic RNAParamyxoviruses(i) Respirovirus-like RNA editing
(j) Rubulavirus-like glycoproteins
(k) Encodes P and V but not C proteins
Ebola virusssRNANegative-sense genomic RNAFiloviruses(l) Glycoproteins require transcriptional editing
(m) Filamentous virions
M13ssDNAFilamentous phagesNA(n) M13-like structural genes
(o) M13-like replication genes
(p) M13-like maturation genes
I2-2ssDNAFilamentous phagesNA(n) M13-like structural genes
(q) I2-2-like replication genes
(p) M13-like maturation genes
φYP01ssDNAFilamentous phagesNA(r) φYP01-like structural genes
(q) I2-2-like replication genes
(p) M13-like maturation genes
φX174ssDNAIcosahedral phagesNA(s) External scaffolding protein
(t) Lysis via inhibition of MraY protein
  • a Modi, designated here by lowercase letters in parentheses, are groups that may contain different subsets of bacteriophages (see the text).

  • b NA, not applicable.