17449 search results - page 650 / 3490 » Availability |
190
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BMCBI
2007
15 years 7 months ago
2007
Background: Experimentally determined protein structures may contain errors and require validation. Conformational criteria based on the Ramachandran plot are mainly used to disti...
205
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BMCBI
2008
15 years 7 months ago
2008
Background: Ultraconserved elements are nucleotide or protein sequences with 100% identity (no mismatches, insertions, or deletions) in the same organism or between two or more or...
213
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BMCBI
2008
15 years 7 months ago
2008
Background: The current versions of the COG and arCOG databases, both excellent frameworks for studies in comparative and functional genomics, do not contain the nucleotide sequen...
223
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BMCBI
2008
15 years 7 months ago
2008
Background: The recent availability of complete sequences for numerous closely related bacterial genomes opens up new challenges in comparative genomics. Several methods have been...
223
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BMCBI
2008
15 years 7 months ago
2008
Background: The variety of DNA microarray formats and datasets presently available offers an unprecedented opportunity to perform insightful comparisons of heterogeneous data. Cro...