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The distribution of protein-coding, tRNA genes, and ORFs among Helianthus species with complete mitogenomes. White square—the absence of the gene, green square—the presence of the gene, yellow square—the presence of pseudogene (premature stop codon). *, a, b, c = C–terminus shortening of the encoded proteins: a = orf216, b = orf334, c = orf284.
