Results 21 to 30 of about 397,727 (310)

Re-evaluating the kinetics of ATP hydrolysis during initiation of DNA sliding by Type III restriction enzymes [PDF]

open access: yes, 2015
DNA cleavage by the Type III restriction enzymes requires long-range protein communication between recognition sites facilitated by thermally-driven 1D diffusion. This ‘DNA sliding’ is initiated by hydrolysis of multiple ATPs catalysed by a helicase-like
Bollins, Jack M   +2 more
core   +3 more sources

REBASE--enzymes and genes for DNA restriction and modification [PDF]

open access: yesNucleic Acids Research, 2007
REBASE is a comprehensive database of information about restriction enzymes, DNA methyltransferases and related proteins involved in the biological process of restriction-modification. It contains fully referenced information about recognition and cleavage sites, isoschizomers, neoschizomers, commercial availability, methylation sensitivity, crystal ...
Roberts, Richard J.   +3 more
openaire   +2 more sources

Straightforward Procedure for Laboratory Production of DNA Ladder

open access: yesJournal of Nucleic Acids, 2012
DNA ladder is commonly used to determine the size of DNA fragments by electrophoresis in routine molecular biology laboratories. In this study, we report a new procedure to prepare a DNA ladder that consists of 10 fragments from 100 to 1000 bp.
Vo Thi Thuong Lan   +5 more
doaj   +1 more source

A new and versatile method for the successful conversion of AFLP-TM markers into simple single locus markers [PDF]

open access: yes, 2003
Genetic markers can efficiently be obtained by using amplified fragment length polymorphism (AFLP) fingerprinting because no prior information on DNA sequence is required.
Brugmans, B.W.   +4 more
core   +2 more sources

Structure of Type IIL Restriction-Modification Enzyme MmeI in Complex with DNA Has Implications for Engineering New Specificities. [PDF]

open access: yesPLoS Biology, 2016
The creation of restriction enzymes with programmable DNA-binding and -cleavage specificities has long been a goal of modern biology. The recently discovered Type IIL MmeI family of restriction-and-modification (RM) enzymes that possess a shared target ...
Scott J Callahan   +6 more
doaj   +1 more source

2b-RAD genotyping for population genomic studies of Chagas disease vectors: Rhodnius ecuadoriensis in Ecuador [PDF]

open access: yes, 2017
Background: Rhodnius ecuadoriensis is the main triatomine vector of Chagas disease, American trypanosomiasis, in Southern Ecuador and Northern Peru.
Andersson, Björn   +10 more
core   +4 more sources

Suppression of APOBEC3-mediated restriction of HIV-1 by Vif

open access: yesFrontiers in Microbiology, 2014
The APOBEC3 restriction factors are a family of deoxycytidine deaminases that are able to suppress replication of viruses with a single-stranded DNA intermediate by inducing mutagenesis and functional inactivation of the virus.
Yuqing eFeng   +3 more
doaj   +1 more source

The Hyperthermophilic Restriction-Modification Systems of Thermococcus kodakarensis Protect Genome Integrity

open access: yesFrontiers in Microbiology, 2021
Thermococcus kodakarensis (T. kodakarensis), a hyperthermophilic, genetically accessible model archaeon, encodes two putative restriction modification (R-M) defense systems, TkoI and TkoII.
Kelly M. Zatopek   +6 more
doaj   +1 more source

Structural and functional analysis of the symmetrical Type I restriction endonuclease R.EcoR124I<sub>NT</sub>

open access: yesPLoS ONE, 2012
Type I restriction-modification (RM) systems are comprised of two multi-subunit enzymes, the methyltransferase (∼160 kDa), responsible for methylation of DNA, and the restriction endonuclease (∼400 kDa), responsible for DNA cleavage. Both enzymes share a
James E Taylor   +4 more
doaj   +1 more source

Restriction enzyme-mediated DNA integration in Coprinus cinereus

open access: yesMolecular and General Genetics MGG, 1997
Restriction enzyme-mediated DNA integration (REMI) has recently received attention as a new technique for the generation of mutants by transformation in fungi. Here we analyse this method in the basidiomycete Coprinus cinereus using the homologous pabI gene as a selectable marker and the restriction enzymes BamHI, EcoRI and PstI.
Granado, J.D.   +3 more
openaire   +3 more sources

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