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Cited by 235

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A DNA polymerase stop assay for G-quadruplex-interactive compounds

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Han, H., Hurley, L. H., Salazar, M.·1999·Nucleic Acids Research

Abstract

We have developed and characterized an assay for G-quadruplex-interactive compounds that makes use of the fact that G-rich DNA templates present obstacles to DNA synthesis by DNA polymerases. Using Taq DNA polymerase and the G-quadruplex binding 2, 6-diamidoanthraquinone BSU-1051, we find that BSU-1051 leads to enhanced arrest of DNA synthesis in the presence of K+by stabilizing an intramolecular G-quadruplex structure formed by four repeats of either TTGGGG or TTAGGG in the template strand. The data provide additional evidence that BSU-1051 modulates telomerase activity by stabilization of telomeric G-quadruplex DNA and point to a polymerase arrest assay as a sensitive method for screening for G-quadruplex-interactive agents with potential clinical utility.

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Crossref · 10.1093/nar/27.2.537

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Metadata

Authors
Han, H., Hurley, L. H., & Salazar, M.
Venue
Nucleic Acids Research
Published
1999-01-01
Volume
27
Issue
2
Pages
537-542
ISSN
  • 0305-1048 (ISSN-L)
  • 1362-4962
OpenAlex
W2045300344
Cited by
235
References
2
FWCI
1.20
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: A DNA polymerase stop assay for G-quadruplex-interactive compounds. https://app.cochat.ai/papers/10.1093/nar/27.2.537
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Han, H., Hurley, L. H., & Salazar, M. (1999). A DNA polymerase stop assay for G-quadruplex-interactive compounds. Nucleic Acids Research. https://doi.org/10.1093/nar/27.2.537

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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