DNA G-quadruplex in human telomeres and oncogene promoters: structures, functions, and small molecule targeting

L Chen, J Dickerhoff, S Sakai… - Accounts of chemical …, 2022 - ACS Publications
Conspectus DNA G-quadruplex secondary structures formed in guanine-rich human
telomeres and oncogene promoters are functionally important and have emerged as a …

Recent Update on Targeting c-MYC G-Quadruplexes by Small Molecules for Anticancer Therapeutics

R Chaudhuri, S Bhattacharya, J Dash… - Journal of Medicinal …, 2020 - ACS Publications
Guanine-rich DNA sequences have the propensity to adopt four-stranded tetrahelical G-
quadruplex (G4) structures that are overrepresented in gene promoters. The structural …

A hitchhiker's guide to G-quadruplex ligands

D Monchaud, MP Teulade-Fichou - Organic & biomolecular chemistry, 2008 - pubs.rsc.org
Over the past decade, nucleic acid chemists have seen the spectacular emergence of
molecules designed to interact efficiently and selectively with a peculiar DNA structure …

Thioflavin T as a fluorescence light-up probe for G4 formation

A Renaud de la Faverie, A Guedin… - Nucleic acids …, 2014 - academic.oup.com
Thioflavin T (ThT) becomes fluorescent in the presence of the G-quadruplex structure such
as that formed by the human telomeric motif. In this report, we extend and generalize these …

Biological potential of carbazole derivatives

A Głuszyńska - European journal of medicinal chemistry, 2015 - Elsevier
Carbazole skeleton is the key structural motif of many biologically active compounds
including synthetic and natural products. Over the past several years, a large number of …

Identification and characterization of nucleolin as a c-myc G-quadruplex-binding protein

V González, K Guo, L Hurley, D Sun - Journal of Biological Chemistry, 2009 - ASBMB
myc is a proto-oncogene that plays an important role in the promotion of cellular growth and
proliferation. Understanding the regulation of c-myc is important in cancer biology, as it is …

Fluorescence-based melting assays for studying quadruplex ligands

A De Cian, L Guittat, M Kaiser, B Saccà, S Amrane… - Methods, 2007 - Elsevier
The telomeric G-rich single-stranded DNA can adopt in vitro an intramolecular quadruplex
structure, which has been shown to directly inhibit telomerase activity. The reactivation of …

Fluorescent probes for G‐quadruplex structures

BR Vummidi, J Alzeer, NW Luedtke - ChemBioChem, 2013 - Wiley Online Library
Mounting evidence supports the presence of biologically relevant G‐quadruplexes in single‐
cell organisms, but the existence of endogenous G‐quadruplex structures in mammalian …

Methods for measuring aptamer-protein equilibria: a review

M **g, MT Bowser - Analytica chimica acta, 2011 - Elsevier
Aptamers are single stranded DNA or RNA molecules that have been selected using in vitro
techniques to bind target molecules with high affinity and selectivity, rivaling antibodies in …

Label‐free fluorescent probing of G‐quadruplex formation and real‐time monitoring of DNA folding by a quaternized tetraphenylethene salt with aggregation‐induced …

Y Hong, M Häußler, JWY Lam, Z Li… - … A European Journal, 2008 - Wiley Online Library
Biosensing processes such as molecular beacons require non‐trivial effort to covalently
label or mark biomolecules. We report here a label‐free DNA assay system with a simple …