Evidence map›Paper›PMID 41126023›Full record

ArticleBMC plant biology2025

Pan-mitogenome in Dipterocarpoideae: mitochondrial plastid DNAs and repeats shape the dynamic evolution of mitogenomes.

Xiaoju Su, Zhuoyi Dong, Hongxia Yu, Shaopeng Yi, Shuai Gao, Jinkun Liu, Shenglong Kan, Wei Zhang

Abstract read
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Article in BMC plant biology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

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4citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Article
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  4. Comparative organellar genomics ofFrontiers in plant science · 2026
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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Xiaoju SuMarine College, Shandong University, Weihai, 264209, China.
Zhuoyi DongMarine College, Shandong University, Weihai, 264209, China.
Hongxia YuWeihai Wendeng District Daodi Ginseng Industry Development Co., Ltd., Weihai, China.
Shaopeng YiWeihai Wendeng District Daodi Ginseng Industry Development Co., Ltd., Weihai, China.
Shuai GaoShandong AnRan Nanometer Industry Development CO., Ltd., Weihai, China.
Jinkun LiuShandong AnRan Nanometer Industry Development CO., Ltd., Weihai, China.
Shenglong KanMarine College, Shandong University, Weihai, 264209, China. kanshenglong@sdu.edu.cn.ORCID http://orcid.org/0000-0001-5396-627X
Wei ZhangMarine College, Shandong University, Weihai, 264209, China.

Funding

National Natural Science Foundation of China 32200187National Natural Science Foundation of China 82173936
6 · The paper itself

Abstract

backgroundPlant mitochondrial genomes (mitogenomes), essential for cellular energy production and development, are characterized by rapid structural variations and highly diverse non-coding sequences. However, the underlying causes of these variations remain controversial. Dipterocarpaceae, a tropical tree family of ~ 16 genera and 500-700 species, includes many ecologically and economically important taxa. Its largest lineage, Dipterocarpoideae (13 genera, 470-650 species), with a well-resolved evolutionary history, serves as an ideal model for investigating mitogenome evolution.

resultsHere, we assembled 13 new mitogenomes from the five most species-rich Dipterocarpoideae genera and conducted comprehensive pan-mitogenome analyses. These mitogenomes ranged from 378.3 to 442.8 kb in size and shared 64 conserved core fragments encoding 30 protein-coding genes (PCGs), three unique rRNA genes, and nine unique tRNA genes. Phylogenetic analyses based on organellar and nuclear genomes consistently recovered three major clades: Vatica, Dipterocarpus, and a clade comprising Shorea, Hopea, and Parashorea. The Vatica mitogenomes contained fewer mitochondrial plastid DNAs (MTPTs) and repeats, resulting in a simpler mitogenome structure. In contrast, the other clades contain more MTPTs and repeats, leading to a more complex mitogenome. This pattern suggests that MTPTs and repeats may jointly contribute to increased mitogenome complexity. Moreover, the synonymous substitution rate in coding regions was comparable to that in non-coding regions, while the non-synonymous substitution rate was lower, indicating similar mutation inputs but different selective pressures.

conclusionThese findings provide new insights into the structural complexity and evolutionary dynamics of plant mitogenomes.

Indexed as

DNA, MitochondrialEvolution, MolecularGenome, MitochondrialGenome, PlantRepetitive Sequences, Nucleic AcidPhylogenyRNA, TransferDNA, MitochondrialRNA, TransferDipterocarpoideaeEvolutionary rateMitochondrial plastid DNAs (MTPTs)MitogenomeRepeats

Identifiers

PMID41126023
PMCPMC12542340

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.