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BMCBI
2008
163views more  BMCBI 2008»
13 years 7 months ago
ProfileGrids as a new visual representation of large multiple sequence alignments: a case study of the RecA protein family
Background: Multiple sequence alignments are a fundamental tool for the comparative analysis of proteins and nucleic acids. However, large data sets are no longer manageable for v...
Alberto I. Roca, Albert E. Almada, Aaron C. Abajia...
BIBE
2007
IEEE
128views Bioinformatics» more  BIBE 2007»
14 years 1 months ago
QOMA2: Optimizing the alignment of many sequences
Abstract—We consider the problem of aligning multiple protein sequences with the goal of maximizing the SP (Sum-of-Pairs) score, when the number of sequences is large. The QOMA (...
Xu Zhang, Tamer Kahveci
BMCBI
2008
106views more  BMCBI 2008»
13 years 7 months ago
Searching for evolutionary distant RNA homologs within genomic sequences using partition function posterior probabilities
Background: Identification of RNA homologs within genomic stretches is difficult when pairwise sequence identity is low or unalignable flanking residues are present. In both cases...
Usman Roshan, Satish Chikkagoudar, Dennis R. Lives...
DATESO
2007
157views Database» more  DATESO 2007»
13 years 8 months ago
Index-Based Approach to Similarity Search in Protein and Nucleotide Databases
When searching databases of nucleotide or protein sequences, finding a local alignment of two sequences is one of the main tasks. Since the sizes of available databases grow const...
David Hoksza, Tomás Skopal
DEXA
2007
Springer
150views Database» more  DEXA 2007»
14 years 1 months ago
Sequence Alignment as a Database Technology Challenge
Abstract. Sequence alignment is an important task for molecular biologists. Because alignment basically deals with approximate string matching on large biological sequence collecti...
Hans Philippi