dorsal/arxiv
View SchemaBalanced Branching in Transcription Termination
| Authors | K. J. Harrington, R. B. Laughlin, S. Liang |
|---|---|
| Categories | |
| ArXiv ID | physics/0009048 |
| URL | https://arxiv.org/abs/physics/0009048 |
| DOI | 10.1073/pnas.240431598 |
Abstract
The theory of stochastic transcription termination based on free-energy competition requires two or more reaction rates to be delicately balanced over a wide range of physical conditions. A large body of work on glasses and large molecules suggests that this should be impossible in such a large system in the absence of a new organizing principle of matter. We review the experimental literature of termination and find no evidence for such a principle but many troubling inconsistencies, most notably anomalous memory effects. These suggest that termination has a deterministic component and may conceivably be not stochastic at all. We find that a key experiment by Wilson and von Hippel allegedly refuting deterministic termination was an incorrectly analyzed regulatory effect of Mg2+ binding.
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"abstract": "The theory of stochastic transcription termination based on free-energy\ncompetition requires two or more reaction rates to be delicately balanced over\na wide range of physical conditions. A large body of work on glasses and large\nmolecules suggests that this should be impossible in such a large system in the\nabsence of a new organizing principle of matter. We review the experimental\nliterature of termination and find no evidence for such a principle but many\ntroubling inconsistencies, most notably anomalous memory effects. These suggest\nthat termination has a deterministic component and may conceivably be not\nstochastic at all. We find that a key experiment by Wilson and von Hippel\nallegedly refuting deterministic termination was an incorrectly analyzed\nregulatory effect of Mg2+ binding.",
"arxiv_id": "physics/0009048",
"authors": [
"K. J. Harrington",
"R. B. Laughlin",
"S. Liang"
],
"categories": [
"physics.bio-ph",
"cond-mat.soft",
"q-bio"
],
"doi": "10.1073/pnas.240431598",
"title": "Balanced Branching in Transcription Termination",
"url": "https://arxiv.org/abs/physics/0009048"
},
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