Abstract
At any template position, the decision to extend the transcript by one residue or to release the nascent RNA represents a kinetic competition between elongation and termination pathways. This competition is discussed in terms of alternative Eyring transition state barriers; changes in termination efficiency correspond to small changes in the relative heights of these barriers. Elongation complexes are stable at nonterminator positions; a model is presented to explain the destabilization of these complexes at intrinsic termination sites. Functionally analogous effects can operate at rho-dependent terminators. Mechanisms for modulation of termination efficiency by regulatory proteins are described.
References
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Dates
Type | When |
---|---|
Created | 18 years, 10 months ago (Oct. 5, 2006, 7:03 p.m.) |
Deposited | 1 year, 7 months ago (Jan. 11, 2024, 4:25 a.m.) |
Indexed | 1 month, 3 weeks ago (July 11, 2025, 6:42 a.m.) |
Issued | 33 years, 6 months ago (Feb. 14, 1992) |
Published | 33 years, 6 months ago (Feb. 14, 1992) |
Published Print | 33 years, 6 months ago (Feb. 14, 1992) |
@article{von_Hippel_1992, title={The Elongation-Termination Decision in Transcription}, volume={255}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.1536005}, DOI={10.1126/science.1536005}, number={5046}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={von Hippel, Peter H. and Yager, Thomas D.}, year={1992}, month=feb, pages={809–812} }