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. 2022 Apr 25;13:764534. doi: 10.3389/fgene.2022.764534

TABLE 2.

Gene composition of the chloroplast genome of Polygonum.

Category Group of genes Name of genes
Self-replication Large subunit of ribosomal proteins rpl2 a , b , 14, 16 a , 20, 22 b , 32, 33, 36
Small subunit of ribosomal proteins rps2, 3, 4, 7 b , 8, 11, 12 a , b , 14,15, 16 a , 18, 19 b
DNA-dependent RNA polymerase rpoA, B, C1 a , C2
rRNA genes rrn16S b , rrn23S b , rrn4.5S b , rrn5S b
tRNA genes trnA-UGC a , b , trnC-GCA, trnD-GUC, trnE-UUC, trnF-GAA, trnfM-CAU, trnG-UCC, trnG-GCC, trnH-GUG, trnI-CAU, trnI-GAU a , b , trnK-UUU a , trnL-CAA, trnL-UAA, trnL-UAG, trnM-CAU, trnN-GUU, trnP-UGG, trnQ-UUG, trnR-ACG, trnR-UCU, trnS-GCU, trnS-GGA, trnS-UGA, trnT-GGU, trnT-UGU, trnV-GAC, trnV-UAC a , trnW-CCA, trnY-GUA
Photosynthesis Photosystem I psaA, B, C, I, J
Photosystem II psbA, B, C, D, E, F, H, I, J, K, L, M, N, T, Z,
NADH oxidoreductase ndhA a , B a , b , C, D, E, F, G, H, I, J, K
Cytochrome b6/f complex petA, B a , D a , G, L, N
ATP synthase atpA, B, E, F a , H, I
Rubisco rbcL
Other genes Maturase matK
Protease clpP a
Envelope membrane protein cemA
Subunit acetyl-CoA-carboxylase accD
c-type cytochrome synthesis gene ccsA
Conserved open reading frames ycf1 b , 2 b , 3 a , 4
a

Genes containing introns.

b

Duplicated gene (genes present in the IR regions).