Results 91 to 100 of about 1,043,209 (275)

Coevolution between Nuclear-Encoded DNA Replication, Recombination, and Repair Genes and Plastid Genome Complexity

open access: yesGenome Biology and Evolution, 2016
Disruption of DNA replication, recombination, and repair (DNA-RRR) systems has been hypothesized to cause highly elevated nucleotide substitution rates and genome rearrangements in the plastids of angiosperms, but this theory remains untested.
Jin Zhang   +6 more
semanticscholar   +1 more source

Control of plastid inheritance by environmental and genetic factors

open access: yesNature Plants, 2023
Mitochondria and plastids are usually inherited maternally. Using genetic screens in tobacco, this study shows that low temperatures and knockout of the organellar exonuclease DPD1 lead to paternal transmission of plastids at high frequencies.
Kin Pan Chung   +4 more
semanticscholar   +1 more source

A Hanks‐type bacterial kinase, PknS, directly phosphorylates the alternative sigma factor EcfK to promote resistance to protist predation

open access: yesThe FEBS Journal, EarlyView.
The Xanthomonas citri Hanks‐type kinase PknS autophosphorylates and directly phosphorylates the alternative sigma factor EcfK at five residues. Besides the conserved residue T51 in the σ2 domain, phosphorylation of a residue in the linker between σ2 and σ4 is critical for EcfK activation by promoting its interaction with a positively charged pocket in ...
Lídia dos Passos Lima   +12 more
wiley   +1 more source

Plastid and mitochondrial genomes of Coccophora langsdorfii (Fucales, Phaeophyceae) and the utility of molecular markers. [PDF]

open access: yesPLoS ONE, 2017
Coccophora langsdorfii (Turner) Greville (Fucales) is an intertidal brown alga that is endemic to Northeast Asia and increasingly endangered by habitat loss and climate change.
Louis Graf   +4 more
doaj   +1 more source

Evidence for a role of Arabidopsis CDT1 proteins in gametophyte development and maintenance of genome integrity [PDF]

open access: yes, 2012
Meristems retain the ability to divide throughout the life cycle of plants, which can last for over 1000 years in some species. Furthermore, the germline is not laid down early during embryogenesis but originates from the meristematic cells relatively ...
Benhamed, Moussa   +8 more
core   +3 more sources

Complete Plastid Genome of the Recent Holoparasite Lathraea squamaria Reveals Earliest Stages of Plastome Reduction in Orobanchaceae

open access: yesPLoS ONE, 2016
Plants from the family Orobanchaceae are widely used as a model to study different aspects of parasitic lifestyle including host–parasite interactions and physiological and genomic adaptations. Among the latter, the most prominent are those that occurred
T. Samigullin   +3 more
semanticscholar   +1 more source

Phycocyanobilin biosynthesis in Galdieria sulphuraria requires isomerization of phycoerythrobilin synthesized by bilin reductases

open access: yesThe FEBS Journal, EarlyView.
The biosynthesis of bilins, tetrapyrroles essential for light harvesting and sensing, is performed by specific enzymes (FDBRs). In Galdieria sulphuraria, both phycobiliprotein types bind phycocyanobilin, despite lacking the canonical synthesizing gene PCYA. Instead, PEBA and PEBB are encoded, producing phycoerythrobilin, proposed to be later isomerized
Federica Frascogna   +4 more
wiley   +1 more source

Defining the core proteome of the chloroplast envelope membranes [PDF]

open access: yes, 2013
High-throughput protein localization studies require multiple strategies. Mass spectrometric analysis of defined cellular fractions is one of the complementary approaches to a diverse array of cell biological methods. In recent years, the protein content
Ibrahim, Mohamed   +9 more
core   +2 more sources

Multi‐omics analyses shed lights on the evolution and fruit development of Chinese raspberries (Rubus spp.)

open access: yesJournal of Integrative Plant Biology, EarlyView.
High‐quality genomes of four wild raspberry species, analysis of their genetic relationships, identification of centromeres as markers for tracing their hybrid origins, exploration of fruit quality regulation, and discovery of a gene blocking anthocyanin transport and thus causing yellow fruits provides valuable resources for raspberry breeding ...
Ticao Zhang   +11 more
wiley   +1 more source

The \u3cem\u3eChlamydomonas\u3c/em\u3e Genome Reveals the Evolution of Key Animal and Plant Functions [PDF]

open access: yes, 2007
Chlamydomonas reinhardtii is a unicellular green alga whose lineage diverged from land plants over 1 billion years ago. It is a model system for studying chloroplast-based photosynthesis, as well as the structure, assembly, and function of eukaryotic ...
Abby Ngau, Wing Chi   +116 more
core   +1 more source

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