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. 2024 May 13;25:120. doi: 10.1186/s13059-024-03258-y

Table 3.

Number of non-retroviral EVE sequence identified and estimated number of germline incorporation events in distinct vertebrate classes

Virus group # EVEs identified (estimated # germline incorporation events)
Total Mammalia Aves Reptilia Amphibia Actinopterygii Chondrichthyes Agnatha
ssRNA-ve
 Bornaviridae 2566 (383) 2434 (292) 30 (11) 27 (14) 52 (44) 22 (21) - - 1 (1)
 Chuviridae 182 (164) 24 (24) - - 23 (23) 9 (9) 119 (108) - - 7 -
 Filoviridae 390 (69) 389 (68) - - - - 1 (1) - - - - - -
 Paramyxoviridae 19 (17) - - - - - - 4 (3) 14 (3) 1 (1) - -
ssRNA + ve
 Flaviviridae 8 (11) 1 (1) - - - - - - 7 (10) - - - -
DNArt
 Hepadnaviridae 993 (108) - - 897 (89) 93 (17) 2 (1) - - 1 (1) - -
DNAss
 Circoviridae 1198 (131) 918 (29) 32 (15) 91 (19) 82 (24) 68 (38) - - 7 (6)
 Parvoviridae 689 (238) 534 (199) 34 (10) 34 (13) 12 (7) 12 (6) 3 (3) - -
DNAds
 Herpesviridae 13 (8) 11 (6) 1 (1) 1 (1) - - - - - - - -
 Alloherpesviridae 28 (8) - - - - - - 15 (3) 13 (5) - - - -
Total 6087 (1137) 4311 (619) 994 (126) 269 (87) 177 (92) 255 (191) 5 (5) 15 (7)

Germline incorporation here implies both integration and fixation in the germline