Riboswitches as antibacterial drug targets
KF Blount, RR Breaker - Nature biotechnology, 2006 - nature.com
New validated cellular targets are needed to reinvigorate antibacterial drug discovery. This
need could potentially be filled by riboswitches—messenger RNA (mRNA) structures that …
need could potentially be filled by riboswitches—messenger RNA (mRNA) structures that …
The structure-function dilemma of the hammerhead ribozyme
KF Blount, OC Uhlenbeck - Annu. Rev. Biophys. Biomol. Struct., 2005 - annualreviews.org
… In addition, experiments in which two distal residues (40 Å apart) in helices I and II could be
covalently linked with a short crosslink (12 Å) without abolishing cleavage activity (KF Blount …
covalently linked with a short crosslink (12 Å) without abolishing cleavage activity (KF Blount …
Roseoflavin is a natural antibacterial compound that binds to FMN riboswitches and regulates gene expression
ER Lee, KF Blount, RR Breaker - RNA biology, 2009 - Taylor & Francis
Riboswitches in messenger RNAs carry receptor domains called aptamers that can bind to
metabolites and control expression of associated genes. The Gram-positive bacterium …
metabolites and control expression of associated genes. The Gram-positive bacterium …
Antibacterial lysine analogs that target lysine riboswitches
KF Blount, JX Wang, J Lim, N Sudarsan… - Nature chemical …, 2007 - nature.com
Lysine riboswitches are bacterial RNA structures that sense the concentration of lysine and
regulate the expression of lysine biosynthesis and transport genes. Members of this …
regulate the expression of lysine biosynthesis and transport genes. Members of this …
Design and antimicrobial action of purine analogues that bind Guanine riboswitches
JN Kim, KF Blount, I Puskarz, J Lim, KH Link… - ACS chemical …, 2009 - ACS Publications
Riboswitches are structured RNA domains that can bind directly to specific ligands and
regulate gene expression. These RNA elements are located most commonly within the …
regulate gene expression. These RNA elements are located most commonly within the …
[HTML][HTML] Durable reduction of Clostridioides difficile infection recurrence and microbiome restoration after treatment with RBX2660: results from an open-label phase 2 …
…, G Hecht, HL DuPont, DN Gerding, KF Blount… - BMC infectious …, 2022 - Springer
Background Effective treatment options for recurrent Clostridioides difficile infection (rCDI)
are limited, with high recurrence rates associated with the current standard of care. Herein we …
are limited, with high recurrence rates associated with the current standard of care. Herein we …
Conformational constraint as a means for understanding RNA-aminoglycoside specificity
KF Blount, F Zhao, T Hermann… - Journal of the American …, 2005 - ACS Publications
The lack of high RNA target selectivity displayed by aminoglycoside antibiotics results from
both their electrostatically driven binding mode and their conformational adaptability. The …
both their electrostatically driven binding mode and their conformational adaptability. The …
Novel riboswitch-binding flavin analog that protects mice against Clostridium difficile infection without inhibiting cecal flora
KF Blount, C Megyola, M Plummer… - Antimicrobial agents …, 2015 - Am Soc Microbiol
Novel mechanisms of action and new chemical scaffolds are needed to rejuvenate antibacterial
drug discovery, and riboswitch regulators of bacterial gene expression are a promising …
drug discovery, and riboswitch regulators of bacterial gene expression are a promising …
The hammerhead ribozyme
KF Blount, OC Uhlenbeck - Biochemical Society Transactions, 2002 - portlandpress.com
… In 2001, Blount examined all the available literature that report cleavage of modified hammerheads
and only selected those results where the observed cleavage rate was likely to …
and only selected those results where the observed cleavage rate was likely to …
[PDF][PDF] Molecular recognition of RNA by neomycin and a restricted neomycin derivative
F Zhao, Q Zhao, KF Blount, Q Han, Y Tor… - Angewandte Chemie …, 2005 - tch.ucsd.edu
Aminoglycoside antibiotics such as neomycin (1a) and paromomycin (1b) bind to ribosomal
RNA (rRNA) at the decoding site and thereby interfere with the accuracy of protein synthesis, …
RNA (rRNA) at the decoding site and thereby interfere with the accuracy of protein synthesis, …