Multiple invasions of Gypsy and Micropia retroelements in genus Zaprionus and melanogaster subgroup of the genus Drosophila

Table 4 Time of divergence and horizontal transfer events identified for the Gypsy and Micropia retroelements

Species 1	Species 2	MYA
Gypsy
Subfamily 1
D. melanogaster/D. simulans*	Z. tuberculatus1	3.8 - 8.8
D. melanogaster	D. erecta	0 - 3.1
Subfamily 2 - V1
D. erecta	Z. tuberculatus	5.2 - 11.2
D. erecta	Z. davidi/Z. camerounensis*	1.2 - 6.0
D. erecta	D. yakuba	2.5 - 3.8
D. erecta	D. melanogaster	2.5 - 3.9
Subfamily 2 - V2
D. melanogaster/D. simulans/D. sechellia*	indianus complex/Z. davidi*	0.6 - 10.3
Z. davidi	Z. africanus	1.9^#
Micropia
?	D. melanogaster	0
?	D. yakuba	2.3 - 3.2
?	indianus complex	0 - 1.6
?	Z. davidi	0
?	Z. camerounensis	0
D. melanogaster	D. simulans/D. sechellia	0^#
D. melanogaster or D. simulans/D. sechellia*	Z. tuberculatus	0.8 - 1.5^#

Symbols: *: Species ancestor. ^#: Time of divergence calculated using dS pairwise comparisons between sequences connected by the network phylogeny.

ISSN: 2730-7182