Table 2. List of genes annotated in the plastomes of Acer species generated in this study.
A total of 136 genes are present in all species except for A. palmatum which has two copies of the ribosomal protein gene rps19. Genes marked with one asterisk contain one intron; two asterisks indicate two introns.
| Gene class | # of genes | Gene name |
|---|---|---|
| Photosystem I | 5 | psaA, psaB, psaC, psaI, psaJ |
| Photosystem II | 15 | psbA, psbB, psbC, psbD, psbE, psbF, psbH, psbI, psbJ, psbK, psbL, psbM, psbN, psbT, psbZ |
| Photosystem assembly factors | 2 | ycf3 **, ycf4 |
| Cytochrome b/f complex | 6 | petA, petB *, petD *, petG, petL, petN |
| ATP synthase complex | 6 | atpA, atpB, atpE, atpF *, atpH, atpI |
| NADH dehydrogenase complex | 12 | ndhA *, ndhB * (×2), ndhC, ndhD, ndhE, ndhF, ndhG, ndhH, ndhI, ndhJ, ndhK |
| Large subunit of RuBisCO | 1 | rbcL |
| Maturase | 1 | matK |
| RNA polymerase subunits | 4 | rpoA, rpoB, rpoC1 *, rpoC2 |
| Small subunit ribosomal proteins | 14 (15) | rps2, rps3, rps4, rps7 (×2), rps8, rps11, rps12 * (×2), rps14, rps15, rps16 *, rps18, rps19 (×2 in A. palmatum) |
| Large subunit ribosomal proteins | 11 | rpl2 * (×2), rpl14, rpl16 *, rpl20, rpl22, rpl23 (×2), rpl32, rpl33, rpl36 |
| Subunit of acetyl-CoA-carboxylase | 1 | accD |
| Subunit of Clp-protease | 1 | clpP ** |
| Translation initiation factor | 1 | infAΨ |
| Inner envelope membrane protein | 1 | cemA |
| Cytochrome c biogenesis protein | 1 | ccsA |
| Genes of unknown function | 8 | orf42 (×2), ycf1 , ycf1a, ycf2 (×2), ycf15 (×2) |
| Ribosomal RNAs | 8 | rrn4.5 (×2), rrn5 (×2), rrn16 (×2), rrn23 (×2) |
| Transfer RNAs | 38 | trnA-UGC * (×2), trnC-GCA, trnD-GUC, trnE-UUC, trnF-GAA, trnfM-CAU, trnG-GCC, trnG-UCC *, trnH-GUG, trnI-CAU (×2), trnI-GAU * (×2), trnK-UUU *, trnL-CAA (×2), trnL-UAA *, trnL-UAG, trnM-CAU, trnN-GUU (×2), trnP-GGG, trnP-UGG, trnQ-UUG, trnR-ACG (×2), trnR-UCU, trnS-GCU, trnS-GGA, trnS-UGA, trnT-GGU, trnT-UGU, trnV-GAC (×2), trnV-UAC *, trnW-CCA, trnY-GUA |
| TOTAL | 136 (137) |