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Detecting Subtle Sequence Signals: a Gibbs Sampling Strategy for Multiple Alignment

Lawrence, Charles E., Altschul, Stephen F., Boguski, Mark S., Liu, Jun S., Neuwald, Andrew F., Wootton, John C.·1993·Science

Abstract

A wealth of protein and DNA sequence data is being generated by genome projects and other sequencing efforts. A crucial barrier to deciphering these sequences and understanding the relations among them is the difficulty of detecting subtle local residue patterns common to multiple sequences. Such patterns frequently reflect similar molecular structures and biological properties. A mathematical definition of this "local multiple alignment" problem suitable for full computer automation has been used to develop a new and sensitive algorithm, based on the statistical method of iterative sampling. This algorithm finds an optimized local alignment model for N sequences in N-linear time, requiring only seconds on current workstations, and allows the simultaneous detection and optimization of multiple patterns and pattern repeats. The method is illustrated as applied to helix-turn-helix proteins, lipocalins, and prenyltransferases.

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Metadata

Authors
Lawrence, C. E., Altschul, S. F., Boguski, M. S., Liu, J. S., Neuwald, A. F., & Wootton, J. C.
Venue
Science
Published
1993-10-08
Volume
262
Issue
5131
Pages
208-214
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W1998300401
Cited by
1,807
References
5
FWCI
11.62
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Detecting Subtle Sequence Signals: a Gibbs Sampling Strategy for Multiple Alignment. https://app.cochat.ai/papers/10.1126/science.8211139
The paper
Lawrence, C. E., Altschul, S. F., Boguski, M. S., Liu, J. S., Neuwald, A. F., & Wootton, J. C. (1993). Detecting Subtle Sequence Signals: a Gibbs Sampling Strategy for Multiple Alignment. Science. https://doi.org/10.1126/science.8211139

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Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.