Complete sequences of organelle genomes from the medicinal plant Rhazya stricta(Apocynaceae) and contrasting patterns of mitochondrial genome evolution across asterids

Table 3 Rhazya intron content compared to other asterids and two representative angiosperms

	Rhazya	Asclepias	Nicotiana	Mimulus	Boea	Daucus	Helianthus	Vaccinium	Silene	Arabidopsis
ccmFci829	●	●	●	●	●	●	●^b	●	●	●
cox1i729	●	●	○	○	●	○	○	○	○	○
cox2i373	●	●	●	○	○	●	●^b	○	○	○
cox2i691	○	○	○	●	●	●	●^b	○	○	●
nad1i394	□	□	□	□	□	□	□^b	□	□	□
nad1i477	●	●	●	●	●	●	●^b	●	●	●
nad1i669	□	□	□	□	□	□	□^b	□	□	□
nad1i728	□	□	□	□	□	□	□^b	□	□	●
nad2i156	●	●	●	●	●	●	●^b	●	●	●
nad2i542	□	□	□	□	□	□	□^b	□	□	□
nad2i709	●	●	●	●	●	●	●^b	●	●	●
nad2i1282	●	●	●	●	●	●	●^b	●	●	●
nad4i461	●	●	●	●	●	●	●^b	●	●	●
nad4i976	●	●	●	●	●	●	○^b	○	○	●
nad4i1399	●	●	●	●	●	●	○^b	●	●	●
nad5i230	●	●	●	●	●	●	●^b	●	●	●
nad5i1455	□	□	□	□	□	□	□^b	□	□	□
nad5i1477	□	□	□	□	□	□	□^b	□	□	□
nad5i1872	●	●	●	●	●	●	●^b	●	●	●
nad7i140	●	●	●	●	●	●	●^b	●	●	●
nad7i209	●	●	●	●	●	●	●^b	●	●	●
nad7i676	○	○	○	○	○	●	●^b	●	●	●
nad7i917	●	●	●	●	●	●	●^b	●	●	●
rpl2i917	●	●	●	○	○^a	x	x	●	x	●
rps10i235	●	●	●	●	●^a	x	x	○	x	x
rps3i74	●	●	●	●	●	●	●^b	●^c	●	●

●; cis-spliced, □; trans-spliced, ○; intron absent, x; gene loss. The genes of ^aBoea hygrometrica and ^bHelianthus annuus and ^cVaccinium macrocarpon mitochondrial genomes were re-annotated using MITOFY [27] in this study.

ISSN: 1471-2164