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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

Critical assessment of DNA adenine methylation in eukaryotes using quantitative deconvolution

TL;DR: A metagenomic method to quantitatively deconvolve 6mA events from a genomic DNA sample into species of interest, genomic regions, and sources of contamination is developed and it is found that bacterial contamination explains the vast majority of 6mA in DNA samples from insects and plants.
Journal ArticleDOI

Conserved DNA Methyltransferases: A Window into Fundamental Mechanisms of Epigenetic Regulation in Bacteria

TL;DR: It is proposed that highly conserved DNA methyltransferases (MTases) represent a unique opportunity for bacterial epigenomic studies and how these MTases may emerge as promising targets for the development of novel epigenetic inhibitors for biomedical applications is discussed.
Journal ArticleDOI

Identification and characterization of CbeI, a novel thermostable restriction enzyme from Caldicellulosiruptor bescii DSM 6725 and a member of a new subfamily of HaeIII-like enzymes.

TL;DR: Preliminary analysis of other Caldicellulosiruptor species suggested that this restriction/modification activity is widespread in this genus, and a phylogenetic analysis based on sequence alignment and conserved motif searches identified features of C beI distinct from other members of this group and classified CbeI as a member of a novel subfamily of HaeIII-like enzymes.
Journal ArticleDOI

Homologous recombination drives both sequence diversity and gene content variation in Neisseria meningitidis.

TL;DR: Recombination was found in genes associated with virulence factors, antigenic outer membrane proteins, and vaccine targets, suggesting an important role of homologous recombination in rapidly altering the pathogenicity and antigenicity of Neisseria meningitidis.
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.
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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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