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Tobacco bacterial wilt (TBW) caused by Ralstonia solanacearum is a serious soil-borne disease, which seriously damages the growth of tobacco crops. Bacillus velezensis A5 was isolated from 3000 m deep-sea sediments of the Pacific Ocean, and was found to be antagonistic to TBW. Here, we report the complete genome sequence of strain A5, which has a 4,000,699-bp single circular chromosome with 3827 genes and a G + C content of 46.44%, 87 tRNAs, and 27 rRNAs. A total of 12 gene clusters were identified in the genome of strain A5, which were responsible for the biosynthesis of antibacterial compounds, including surfactin, bacillaene, fengycin, difficidin, bacillibactin, and bacilysin. Additionally, strain A5 was found to contain a series of genes related to the biosynthesis of carbohydrate-active enzymes and secreted proteins. Our results indicate that strain A5 can be considered a promising biocontrol agent against TBW in agricultural fields.
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http://dx.doi.org/10.1016/j.margen.2024.101087 | DOI Listing |
G3 (Bethesda)
September 2025
Department of Biology, University of Kentucky, Lexington, KY 40506 USA.
The red-fronted brown lemur (Eulemur rufifrons) is an important species to the function of Madagascar's ecosystems, contributing to critical ecological processes such as seed dispersal. Given its ecological, as well as cultural, importance, genomic resources for E. rufifrons are valuable for understanding evolutionary history and informing conservation strategies.
View Article and Find Full Text PDFExp Appl Acarol
September 2025
Institute of Pathogens and Vectors, Yunnan Provincial Key Laboratory for Zoonosis Control and Prevention, Dali University, 22 Wanhua St, Dali, 671000, China.
The family Spinturnicidae belongs to the suborder Monogynapsida, superfamily Dermanyssoidea, and exclusively parasitizes the body surface of bats. In the present study, we determined the complete mitochondrial genome of Spinturnix psi, a species of bat mite, and subsequently conducted a comprehensive analysis of its genomic information. The mitochondrial genome of S.
View Article and Find Full Text PDFCell
September 2025
The Plant Molecular and Cellular Biology Laboratory, The Salk Institute for Biological Studies, La Jolla, CA 92037, USA; Cell and Developmental Biology, Division of Biological Sciences, University of California, San Diego, San Diego, CA 92037, USA; Marine Biology Research Division, Scripps Instituti
The human gut microbiome is linked to child malnutrition, yet traditional microbiome approaches lack resolution. We hypothesized that complete metagenome-assembled genomes (cMAGs), recovered through long-read (LR) DNA sequencing, would enable pangenome and microbial genome-wide association study (GWAS) analyses to identify microbial genetic associations with child linear growth. LR methods produced 44-64× more cMAGs per gigabase pair (Gbp) than short-read methods, with PacBio (PB) yielding the most accurate and cost-effective assemblies.
View Article and Find Full Text PDFGenetics
September 2025
Department of Molecular Biosciences, The University of Texas at Austin, Austin, TX 78712, USA.
Protein translation regulation is critical for cellular responses and development, yet how elongation stage disruptions shape these processes remains incompletely understood. Here, we identify a single amino acid substitution (P55Q) in the ribosomal protein RPL-36A of Caenorhabditis elegans that confers complete resistance to the elongation inhibitor cycloheximide (CHX). Heterozygous animals carrying both wild-type RPL-36A and RPL-36A(P55Q) develop normally but show intermediate CHX resistance, indicating a partial dominant effect.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
September 2025
Cancer Research Center of Marseille: Team DNA Damage and Genome Instability|CNRS, Inserm, Institut Paoli-Calmettes, Aix Marseille Université, Marseille 13009, France.
Following encounter with an unrepaired DNA lesion, replication is halted and can restart downstream of the lesion leading to the formation of a single-stranded DNA (ssDNA) gap. To complete replication, this ssDNA gap is filled in by one of the two lesion tolerance pathways: the error-prone Translesion Synthesis (TLS) or the error-free Homology Directed Gap Repair (HDGR). In the present work, we evidence a role for the RecBC complex distinct from its canonical function in homologous recombination at DNA double strand breaks.
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