Search Results - "Randall, Justin R."
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Methyltransferase DnmA is responsible for genome-wide N6-methyladenosine modifications at non-palindromic recognition sites in Bacillus subtilis
Published in Nucleic acids research (04-06-2020)“…The genomes of organisms from all three domains of life harbor endogenous base modifications in the form of DNA methylation. In bacterial genomes, methylation…”
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The sliding clamp tethers the endonuclease domain of MutL to DNA
Published in Nucleic acids research (15-12-2015)“…The sliding clamp enhances polymerase processivity and coordinates DNA replication with other critical DNA processing events including translesion synthesis,…”
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3
Mutagenic cost of ribonucleotides in bacterial DNA
Published in Proceedings of the National Academy of Sciences - PNAS (31-10-2017)“…Replicative DNA polymerases misincorporate ribonucleoside triphosphates (rNTPs) into DNA approximately once every 2,000 base pairs synthesized. Ribonucleotide…”
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RNase H genes cause distinct impacts on RNA:DNA hybrid formation and mutagenesis genome wide
Published in Science advances (28-07-2023)“…RNA:DNA hybrids compromise replication fork progression and genome integrity in all cells. The overall impacts of naturally occurring RNA:DNA hybrids on genome…”
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Synthetic antibacterial discovery of symbah-1, a macrocyclic β-hairpin peptide antibiotic
Published in iScience (21-01-2022)“…The rapid development and spread of antibiotic resistance necessitate the development of novel strategies for antibiotic discovery. Symbah-1, a synthetic…”
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Mining for novel antibiotics
Published in Current opinion in microbiology (01-10-2021)“…•Exploration of new microbial habitats provides opportunity for antibiotic discovery.•Computational approaches advance detection of hidden antibiotic…”
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Discovery of Antimicrobial Peptide Macrocycles Through Bacterial Display
Published in Methods in molecular biology (Clifton, N.J.) (2022)“…Peptide macrocycles exhibit great ability to inhibit bacterial growth making them a promising new avenue for antimicrobial discovery. Surface Localized…”
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Using display technologies to identify macrocyclic peptide antibiotics
Published in Biochimica et biophysica acta. Molecular cell research (01-06-2023)“…Antibiotic resistant bacterial infections are now a leading cause of global mortality. While drug resistance continues to spread, the clinical antibiotic…”
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Substrate Specificity for Bacterial RNases HII and HIII Is Influenced by Metal Availability
Published in Journal of bacteriology (15-02-2018)“…We tested the activities of four predicated RNase H enzymes, including two RNase HI-type enzymes, in addition to RNase HII (RnhB) and RNase HIII (RnhC), on…”
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RNase HIII Is Important for Okazaki Fragment Processing in Bacillus subtilis
Published in Journal of bacteriology (01-04-2019)“…RNA-DNA hybrids are common in chromosomal DNA. Persistent RNA-DNA hybrids result in replication fork stress, DNA breaks, and neurological disorders in humans…”
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Development of a Selective and Stable Antimicrobial Peptide
Published in ACS infectious diseases (14-06-2024)“…Antimicrobial peptides (AMPs) are presented as potential scaffolds for antibiotic development due to their desirable qualities including broad-spectrum…”
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Deep mutational scanning and machine learning for the analysis of antimicrobial-peptide features driving membrane selectivity
Published in Nature biomedical engineering (01-07-2024)“…Many antimicrobial peptides directly disrupt bacterial membranes yet can also damage mammalian membranes. It is therefore central to their therapeutic use that…”
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Binding of the regulatory domain of MutL to the sliding β-clamp is species specific
Published in Nucleic acids research (21-05-2019)“…Abstract The β-clamp is a protein hub central to DNA replication and fork management. Proteins interacting with the β-clamp harbor a conserved clamp-binding…”
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Ribonucleotides in bacterial DNA
Published in Critical reviews in biochemistry and molecular biology (04-05-2015)“…In all living cells, DNA is the storage medium for genetic information. Being quite stable, DNA is well-suited for its role in storage and propagation of…”
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Adapting antibacterial display to identify serum-active macrocyclic peptide antibiotics
Published in PNAS nexus (01-08-2023)“…Abstract The lack of available treatments for many antimicrobial-resistant infections highlights the critical need for antibiotic discovery innovation…”
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Designing and identifying β-hairpin peptide macrocycles with antibiotic potential
Published in Science advances (13-01-2023)“…Peptide macrocycles are a rapidly emerging class of therapeutic, yet the design of their structure and activity remains challenging. This is especially true…”
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