[HTML][HTML] Engineering ribosomally synthesized and posttranslationally modified peptides as new antibiotics

AL Vagstad - Current Opinion in Biotechnology, 2023 - Elsevier
Highlights•Peptide diversification by posttranslational modification of precursor
proteins.•Genome mining functionally diverse protein superfamilies yields RiPP …

Bioinformatic atlas of radical SAM enzyme-modified RiPP natural products reveals an isoleucine–tryptophan crosslink

KA Clark, MR Seyedsayamdost - Journal of the American …, 2022 - ACS Publications
Ribosomally synthesized and post-translationally modified peptides (RiPPs) are a growing
family of natural products with diverse activities and structures. RiPP classes are defined by …

Substrate-controlled catalysis in the ether cross-link-forming radical SAM enzymes

S Ma, W Xi, S Wang, H Chen, S Guo, T Mo… - Journal of the …, 2023 - ACS Publications
Darobactin is a heptapeptide antibiotic featuring an ether cross-link and a C–C cross-link,
and both cross-links are installed by a radical S-adenosylmethionine (rSAM) enzyme DarE …

Bacterial Cytochrome P450 Catalyzed Post‐translational Macrocyclization of Ribosomal Peptides

BB He, J Liu, Z Cheng, R Liu, Z Zhong… - Angewandte Chemie …, 2023 - Wiley Online Library
Ribosomally synthesized and post‐translationally modified peptides (RiPPs) are a
fascinating group of natural products that exhibit diverse structural features and bioactivities …

Chemical synthesis and biosynthesis of darobactin

X Li, S Ma, Q Zhang - Tetrahedron Letters, 2023 - Elsevier
Antibiotic resistance is a huge public health security crisis around the world. Darobactin is a
ribosomally produced and post-translationally modified heptapeptide antibiotic with a …

Discovery and biosynthesis of tricyclic copper-binding ribosomal peptides containing histidine-to-butyrine crosslinks

Y Li, Y Ma, Y Xia, T Zhang, S Sun, J Gao, H Yao… - Nature …, 2023 - nature.com
Cyclic peptide natural products represent an important class of bioactive compounds and
clinical drugs. Enzymatic side-chain macrocyclization of ribosomal peptides is a major …

N–Cα bond cleavage catalyzed by a multinuclear iron oxygenase from a divergent methanobactin-like RiPP gene cluster

VT Chioti, KA Clark, JG Ganley, EJ Han… - Journal of the …, 2024 - ACS Publications
DUF692 multinuclear iron oxygenases (MNIOs) are an emerging family of tailoring enzymes
involved in the biosynthesis of ribosomally synthesized and post-translationally modified …

Expanding the Landscape of Noncanonical Amino Acids in RiPP Biosynthesis

BA Johnson, KA Clark, LB Bushin… - Journal of the …, 2024 - ACS Publications
Advancements in DNA sequencing technologies and bioinformatics have enabled the
discovery of new metabolic reactions from overlooked microbial species and metagenomic …

Biosynthesis of macrocyclic peptides with C-terminal β-amino-α-keto acid groups by three different metalloenzymes

DT Nguyen, L Zhu, DL Gray, TJ Woods… - ACS Central …, 2024 - ACS Publications
Advances in genome sequencing and bioinformatics methods have identified a myriad of
biosynthetic gene clusters (BGCs) encoding uncharacterized molecules. By mining …

P450‐Modified Multicyclic Cyclophane‐Containing Ribosomally Synthesized and Post‐Translationally Modified Peptides

CL Liu, ZJ Wang, J Shi, ZY Yan, GD Zhang… - Angewandte …, 2024 - Wiley Online Library
Cyclic peptides with cyclophane linkers are an attractive compound type owing to the fine‐
tuned rigid three‐dimensional structures and unusual biophysical features. Cytochrome …