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Open AccessJournal ArticleDOI

REBASE—a database for DNA restriction and modification: enzymes, genes and genomes

TLDR
REBASE is a comprehensive and fully curated database of information about the components of restriction-modification (RM) systems that contains fully referenced information about recognition and cleavage sites for both restriction enzymes and methyltransferases as well as commercial availability, methylation sensitivity, crystal and sequence data.
Abstract
REBASE is a comprehensive and fully curated database of information about the components of restriction-modification (RM) systems. It contains fully referenced information about recognition and cleavage sites for both restriction enzymes and methyltransferases as well as commercial availability, methylation sensitivity, crystal and sequence data. All genomes that are completely sequenced are analyzed for RM system components, and with the advent of PacBio sequencing, the recognition sequences of DNA methyltransferases (MTases) are appearing rapidly. Thus, Type I and Type III systems can now be characterized in terms of recognition specificity merely by DNA sequencing. The contents of REBASE may be browsed from the web http://rebase.neb.com and selected compilations can be downloaded by FTP (ftp.neb.com). Monthly updates are also available via email.

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Citations
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Journal ArticleDOI

Extreme C-to-A Hypermutation at a Site of Cytosine-N4 Methylation.

TL;DR: In this article, a Salmonella enterica Type III restriction-modification system that includes a cytosine-N4 methyltransferase caused an enormous increase in the rate of mutation of the methylated cytosines, which occur at the overlined C in the motif CACCGT.
Journal ArticleDOI

Analysis of deoxynucleosides in bacteriophages ϕEF24C and K and the frequency of a specific restriction site in the genomes of members of the bacteriophage subfamily Spounavirinae.

TL;DR: Liquid chromatography/mass spectrometry showed that phages ϕEF24C and K of the subfamily Spounavirinae have unmodified DNA, which classifies them as Twort-like viruses.
Journal ArticleDOI

A New Paradigm for Genus Mycobacterium Population Structure

TL;DR: A minimum spanning tree (MST) model of genus Mycobacterium population structure was robust, unambiguous, transparent for alleles, consistent with genotypes and phenotypes, and statistically testable.
Journal ArticleDOI

Nutrient Loading and Viral Memory Drive Accumulation of Restriction Modification Systems in Bloom-Forming Cyanobacteria.

TL;DR: In this paper, the authors used classic resource competition models to explore the hypothesis that nutrient enrichments drive ecological selection for high restriction modification systems due to increased host-phage contact rate.
References
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Journal ArticleDOI

The Pfam protein families database

TL;DR: The definition and use of family-specific, manually curated gathering thresholds are explained and some of the features of domains of unknown function (also known as DUFs) are discussed, which constitute a rapidly growing class of families within Pfam.
Journal ArticleDOI

Pfam: the protein families database.

TL;DR: Pfam as discussed by the authors is a widely used database of protein families, containing 14 831 manually curated entries in the current version, version 27.0, and has been updated several times since 2012.
Journal ArticleDOI

NCBI Reference Sequence (RefSeq): a curated non-redundant sequence database of genomes, transcripts and proteins

TL;DR: The National Center for Biotechnology Information Reference Sequence (RefSeq) database provides a non-redundant collection of sequences representing genomic data, transcripts and proteins that pragmatically includes sequence data that are currently publicly available in the archival databases.
Journal ArticleDOI

The Universal Protein Resource (UniProt)

TL;DR: During 2004, tens of thousands of Knowledgebase records got manually annotated or updated; the UniProt keyword list got augmented by additional keywords; the documentation of the keywords and are continuously overhauling and standardizing the annotation of post-translational modifications.
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