Complete DNA sequences of the plastid genomes of two parasitic flowering plant species, Cuscuta reflexa and Cuscuta gronovii

Table 4 Appearance of introns in the three parasitic plants Cuscuta reflexa, Cuscuta gronovii and Epifagus virginiana

	Gene (Nt)	C. reflexa	C. gronovii	E. virginiana
group l:
	trnL-uaa	intron	intron	-
group ll:
A1	rps12 (intron 2)	intron	no intron	intron
	trnI-gau	intron	ψ	ψ
	trnA-ugc	intron	ψ	ψ
	trnV-uac	intron	-	-
	trnK-uuu	-	-	-
	clpP (intron 2)	intron	intron	intron
A2	atpF	intron	no intron	-
	rpl2	no intron	no intron	intron
B1	petB	intron	intron	-
	petD	intron	intron	-
	rps16	-	-	-
	rpoC1	intron	-	-
	ycf3 (intron 2)	intron	no intron	-
	clpP (intron 1)	intron	intron	intron
B2	rps12 (intron1 trans)	intron	intron	intron
	rpl16	intron	intron	intron
	ndhB	ψ	-	ψ
	ndhA	-	-	-
	ycf3 (intron 1)	intron	no intron	-
	trnG-ucc	intron	ψ	-

All intron containing genes in N. tabacum (Nt) are listed. 'intron': intron containing gene; 'no intron': gene without intron; 'Ψ ' indicates pseudogenes; '-': gene not present in the particular plastid chromosome a

ISSN: 1471-2229