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Cited by 369

The DOI matches its Crossref record; 194 of the 194 references it cites were found in a registry or an index.

New Mechanistic and Functional Insights into DNA Topoisomerases

Chen, Stefanie Hartman, Chan, Nei-Li, Hsieh, Tao-shih·2013·Annual Review of Biochemistry

Abstract

DNA topoisomerases are nature's tools for resolving the unique problems of DNA entanglement that occur owing to unwinding and rewinding of the DNA helix during replication, transcription, recombination, repair, and chromatin remodeling. These enzymes perform topological transformations by providing a transient DNA break, formed by a covalent adduct with the enzyme, through which strand passage can occur. The active site tyrosine is responsible for initiating two transesterifications to cleave and then religate the DNA backbone. The cleavage reaction intermediate is exploited by cytotoxic agents, which have important applications as antibiotics and anticancer drugs. The reactions mediated by these enzymes can also be regulated by their binding partners; one example is a DNA helicase capable of modulating the directionality of strand passage, enabling important functions like reannealing denatured DNA and resolving recombination intermediates. In this review, we cover recent advances in mechanistic insights into topoisomerases and their various cellular functions.

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Metadata

Authors
Chen, S. H., Chan, N.-L., & Hsieh, T.-S.
Venue
Annual Review of Biochemistry
Published
2013-06-02
Volume
82
Issue
1
Pages
139-170
ISSN
  • 0066-4154 (ISSN-L)
  • 1545-4509
OpenAlex
W2162764839
Cited by
369
References
194
FWCI
2.23
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: New Mechanistic and Functional Insights into DNA Topoisomerases. https://app.cochat.ai/papers/10.1146/annurev-biochem-061809-100002
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Chen, S. H., Chan, N.-L., & Hsieh, T.-S. (2013). New Mechanistic and Functional Insights into DNA Topoisomerases. Annual Review of Biochemistry. https://doi.org/10.1146/annurev-biochem-061809-100002

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