Mitochondrial genome sequencing helps show the evolutionary mechanism of mitochondrial genome formation in Brassica

Table 2 Gene contents of Brassica mitotypes

Product group	Gene	cam	jun	pol	nap	ole	car	Product group	Gene	cam	jun	pol	nap	ole	car
Complex I	nad1	+	+	+	+	+	+	Ribosome	rps3	+	+	+	+	+2	+
	nad2	+	+	+	+	+	+		rps4	+	+	+	+	+	+
	nad3	+	+	+	+	+2	+		rps7	+	+	+	+	+2	+
	nad4	+	+	+	+	+2	+		rps12	+	+	+	+	+2	+
	nad4L	+	+	+	+	+2	+		rps14	+	+	+	+	+2	+
	nad5	+	+	+	+	+2	+		rpl2	+	+	+	+	+2	+
	nad6	+	+	+	+	+2	+		rpl5	+	+	+	+	+2	+
	nad7	+	+	+	+	+	+		rpl16	+	+	+	+	+2	+
	nad9	+	+	+	+	+2	+	tRNA
Complex III	cob	+	+	+	+	+2	+	Asparagine	trnN	+	+	+	+	+2	+
Complex IV	cox1	+	+	+	+	+2	+	Aspartic	trnD	+	+	+	+	+2	+
	cox2-1	+	+	+	+	+2	+	Cysteine	trnC	+	+	+	+	+2	+
	cox2-2	+	+	+	+	-	-	Glutamic	trnE	+	+	+	+	+2	+
	cox3	+	+	+	+	+	+	Glutamine	trnQ	+	+	+	+	+2	+
Complex V	atp1	+	+	+	+	+2	+		trnG	+	+	+	+	+	+
	atp4	+	+	+	+	+2	+	Histidine	trnH	+2	+2	+2	+	+4	+
	atp6	+	+	+	+	+2	+	Isoleucine	trnI	+	+	+	+	+2	+
	atp8	+	+	+	+	+	+	Lysine	trnK	+	+	+	+	+2	+
	atp9	+	+	+	+	+	+	Methionine	trnM	+	+	+	+	+2	+
Cytochrome c	ccmB	+	+	+	+	+2	+	fMethionine	trnfM	+	+	+	+	+2	+
	ccmC	+	+	+	+	+	+	Proline	trnP	+	+	+	+	+2	+
	ccmFN1	+	+	+	+	+	+	Serine	trnS	+3	+3	+3	+3	+6	+3
	ccmFN2	+	+	+	+	+2	+	Tryptophan	trnW	+	+	+	+	+2	+
	ccmFC	+	+	+	+	+	+	Tyrosine	trnY	+	+	+	+	+2	+
Other ORF	tatC	+	+	+	+	+2	+	rRNA	rrn5	+	+	+	+	+	+
	matR	+	+	+	+	+2	+		rrn18	+	+	+	+	+	+
	orf222/4	-	-	+	+	-	-		rrn26	+	+	+	+	+2	+

+ denotes present, - denotes absent. Gene copy number is shown after +. Data for pol and nap are from our previous report and Handa's results [6], respectively.

ISSN: 1471-2164