Tandem cyclic alignment

Gary Benson

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

8 Scopus citations

Abstract

We present a solution for the following problem. Given two sequences X = x1x2 … xn and Y = y1y2 … ym, n ≤ m, find the best scoring alignment of X′ = Xk[i] vs Y over all possible pairs (k, i), for k = 1, 2,… and 1 ≤ i ≤ n, where X[i] is the cyclic permutation of X, Xk[i] is the concatenation of k complete copies of X[i] (k tandem copies), and the alignment must include all of Y and all of X′. Our algorithm allows any alignment scoring scheme with additive gap costs and runs in time O(nm log n). We have used it to identify related tandem repeats in the C. elegans genome as part of the development of a multi-genome database of tandem repeats.

Original languageEnglish
Title of host publicationCombinatorial Pattern Matching - 12th Annual Symposium, CPM 2001, Proceedings
EditorsAmihood Amir, Amihood Amir, Gad M. Landau, Gad M. Landau
PublisherSpringer Verlag
Pages118-130
Number of pages13
ISBN (Print)3540422714, 9783540422716
DOIs
StatePublished - 2001
Event12th Annual Symposium on Combinatorial Pattern Matching, CPM 2001 - Jerusalem, Israel
Duration: 1 Jul 20014 Jul 2001

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2089
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference12th Annual Symposium on Combinatorial Pattern Matching, CPM 2001
Country/TerritoryIsrael
CityJerusalem
Period1/07/014/07/01

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