In present study, the mitogenome of Rosa laevigata was assembled and characterized, with a total length of 281,693 bp and a GC content of 45.4%. The genome encompasses 53 genes, including 32 protein-coding genes, 3 rRNA genes and 18 tRNA genes. Furthermore, 19 MTPTs were identified, ranging from 48 to 1585 bp, covering 3.1% (8764 bp) of the mitogenome. Phylogenetic analysis of 34 Rosaceae species based on 21 common conserved protein-coding genes detected the monophyly of Rosa, with R. laevigata and R. chinensis forming a sister clade to R. rugosa. The mitogenome provides valuable genetic resources for R. laevigata utilization and for further phylogeny reconstruction of Rosa and Rosaceae.
Keywords: Rosa laevigata; gene annotation; mitochondrial genome; phylogenetic analysis.
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