Results 21 to 30 of about 1,096,010 (335)

The chloroplast genome evolution of Venus slipper (Paphiopedilum): IR expansion, SSC contraction, and highly rearranged SSC regions

open access: yesBMC Plant Biology, 2021
Paphiopedilum is the largest genus of slipper orchids. Previous studies showed that the phylogenetic relationships of this genus are not well resolved, and sparse taxon sampling documented inverted repeat (IR) expansion and small single copy (SSC ...
Yan-Yan Guo   +4 more
semanticscholar   +1 more source

Comparative and phylogenetic analyses of six Kenya Polystachya (Orchidaceae) species based on the complete chloroplast genome sequences

open access: yesBMC Plant Biology, 2021
Polystachya Hook. is a large pantropical orchid genus (c. 240 species) distributed in Africa, southern Asia and the Americas, with the center of diversity in Africa.
Hui Jiang   +8 more
semanticscholar   +1 more source

Chloroplast Genome Traits Correlate With Organismal Complexity and Ecological Traits in Chlorophyta

open access: yesFrontiers in Ecology and Evolution, 2021
A positive relationship between cell size and chloroplast genome size within chloroplast-bearing protists has been hypothesized in the past and shown in some case studies, but other factors influencing chloroplast genome size during the evolution of ...
Jiao Fang   +7 more
doaj   +1 more source

Comparative analysis of chloroplast genome structure and molecular dating in Myrtales

open access: yesBMC Plant Biology, 2021
Myrtales is a species rich branch of Rosidae, with many species having important economic, medicinal, and ornamental value. At present, although there are reports on the chloroplast structure of Myrtales, a comprehensive analysis of the chloroplast ...
Xiao-feng Zhang   +4 more
semanticscholar   +1 more source

Evolution of the chloroplast genome [PDF]

open access: yesPhilosophical Transactions of the Royal Society of London. Series B: Biological Sciences, 2003
We discuss the suggestion that differences in the nucleotide composition between plastid and nuclear genomes may provide a selective advantage in the transposition of genes from plastid to nucleus. We show that in the adenine, thymine (AT)–rich genome of Borrelia burgdorferi several genes have an AT–content lower ...
R. Ellen R. Nisbet   +5 more
openaire   +4 more sources

Comparative chloroplast genome analysis of Impatiens species (Balsaminaceae) in the karst area of China: insights into genome evolution and phylogenomic implications

open access: yesBMC Genomics, 2021
Impatiens L. is a genus of complex taxonomy that belongs to the family Balsaminaceae (Ericales) and contains approximately 1000 species. The genus is well known for its economic, medicinal, ornamental, and horticultural value.
C. Luo   +10 more
semanticscholar   +1 more source

The Chloroplast Genome of Symplocarpus renifolius: A Comparison of Chloroplast Genome Structure in Araceae [PDF]

open access: yesGenes, 2017
Symplocarpus renifolius is a member of Araceae family that is extraordinarily diverse in appearance. Previous studies on chloroplast genomes in Araceae were focused on duckweeds (Lemnoideae) and root crops (Colocasia, commonly known as taro). Here, we determined the chloroplast genome of Symplocarpus renifolius and compared the factors, such as genes ...
Kyoung Choi, Kyu Park, SeonJoo Park
openaire   +2 more sources

A Comparison of Rice Chloroplast Genomes   [PDF]

open access: yesPlant Physiology, 2004
Abstract Using high quality sequence reads extracted from our whole genome shotgun repository, we assembled two chloroplast genome sequences from two rice (Oryza sativa) varieties, one from 93-11 (a typical indica variety) and the other from PA64S (an indica-like variety with maternal origin of japonica), which are both parental ...
Tang, Jiabin   +11 more
openaire   +4 more sources

Chloroplast envelope protein encoded by chloroplast genome [PDF]

open access: yesFEBS Letters, 1993
The gene product of an open reading frame of chloroplast genome, ORF 231 in pea, was immunochemically detected in chloroplast and etioplast envelopes. This is the first protein of a Chloroplast Envelope Membrane encoded by a chloroplast genome. It was named CEM A and the gene, cem A.
Yukiko Sasaki   +3 more
openaire   +2 more sources

Phylogenic study of Lemnoideae (duckweeds) through complete chloroplast genomes for eight accessions [PDF]

open access: yesPeerJ, 2017
Background Phylogenetic relationship within different genera of Lemnoideae, a kind of small aquatic monocotyledonous plants, was not well resolved, using either morphological characters or traditional markers.
Yanqiang Ding   +6 more
doaj   +2 more sources

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