Identification and Phylogenetic Analysis of the Complete Chloroplast Genomes of Three Ephedra Herbs Containing Ephedrine

Table 2

List of genes found in the three CP genomes of Ephedra species.

No.	Group of genes	Gene names	Amount
1	Photosystem I	psaA, psaB, psaC, psaI, psaJ	5
2	Photosystem II	psbA, psbB, psbC, psbD, psbE, psbF, psbH, psbI, psbJ, psbK, psbL, psbM, psbN, psbT, psbZ	15
3	Cytochrome b/f complex	petA, , , petG, petL, petN	6
4	ATP synthase	atpA, atpB, atpE, , atpH, atpI	6
5	RubisCO large subunit	rbcL	1
6	RNA polymerase	rpoA, rpoB, , rpoC2	4
7	Ribosomal proteins (SSU)	rps2, rps3, rps4, (×2), rps8, rps11, (×2), rps14, rps15(×2), rps18, rps19	14
8	Ribosomal proteins (LSU)	, rpl14, , rpl20, rpl22, rpl33, rpl36	7
9	Photochlorophyllide reductase subunit B/L/N	chlB, chlL(×2), chlN(×2)	5
10	Proteins of unknown function	ycf1, ycf2(×2), ycf3, ycf4	5
11	Transfer RNAs	37 tRNAs (6 contain an intron)	37
12	Ribosomal RNAs	rrn4.5(×2), rrn5(×2), rrn16(×2), rrn23(×2)	8
13	Other genes	clpP, matK, ccsA, cemA, infA	5

Gene contains one intron; gene contains two introns; (×2) indicates the number of the repeat unit is 2.