Table 2 Gene composition of chloroplast genome of 34 species of 9 genus in Subtribe Swertiinae

Photosynthesis

Photosystem I

psaA, psaB, psaC, psaI, psaJ

Photosystem II

psbA, psbB, psbC, psbD, psbE, psbF,psbH, psbI, psbJ, psbK, psbL, psbM,psbN, psbT, psbZ

NADH dehydrogenase

ndhA^a, ndhB^a, ndhC, ndhD, ndhE, ndhF,ndhG, ndhH, ndhI, ndhJ,ndhK

Cytochrome b/f complex

petA, petB^a, petD^a, petG, petL, petN

ATP synthase

atpA, atpB, atpE, atpF^a, atpH, atpI

Self-replication

Ribosomal proteins (SSU)

rps2, rps3, rps4, rps7, rps8, rps11, rps12^c, rps14, rps15, rps16^a, rps18, rps19

Ribosomal proteins (LSU)

rpl2^a, rpl14, rpl16^a, rpl20, rpl22, rpl23, rpl32, rpl33, rpl36

Ribosomal RNAs

rrn4.5¹, rrn5¹, rrn16¹, rrn23¹

Transfer RNAs

tRNA-Lys^a,tRNA-Gln,tRNA-Ser,tRNA-Gly^a,tRNA-Arg,tRNA-Cys,tRNA-Asp,tRNA-Tyr,tRNA-Glu, tRNA-Thr,tRNA-Ser,tRNA-Gly,tRNA-Met,tRNA-Ser,tRNA-Thr,tRNA-Leu,tRNA-Phe,tRNA-Val, tRNA-Gly,tRNA-Met,tRNA-Trp,tRNA-Pro,tRNA-Ile,tRNA-Leu^a,tRNA-Val^a,tRNA-His, tRNA-Ile^a1, tRNA-Ala^a1,tRNA-Arg¹,tRNA-Asn¹,tRNA-Leu,tRNA-Asn,tRNA-Arg,tRNA-Ala,tRNA-Ile,tRNA-His

DNA-dependent RNA polymerase

rpoA, rpoB, rpoC1^a, rpoC2

Other genes

Maturase

matK

Protease

clpP^b

Envelope membrane protein

cemA

Subunit acetyl-CoA-carboxylase

accd

c-Type cytochrome synthesis gene

ccsA

Genes of unkown function

Conserved open reading frames

ycf1, 2a, 3^b, 4, 15