Results 81 to 90 of about 50,500 (200)

RecA-SSB Interaction Modulates RecA Nucleoprotein Filament Formation on SSB-Wrapped DNA

open access: yes, 2017
E. coli RecA recombinase catalyzes the homology pairing and strand exchange reactions in homologous recombinational repair. RecA must compete with single-stranded DNA binding proteins (SSB) for single-stranded DNA (ssDNA) substrates to form RecA ...
Hung-Yi Wu, Chih-Hao Lu, Hung-Wen Li
core   +1 more source

Biochemical analysis of bacteriophage Orf family recombinases [PDF]

open access: yes, 2012
Bacterial pathogen evolution is an important field of study in light of the emergence of new diseases and drug resistant strains. Genomic rearrangements facilitated by temperate bacteriophages provide a major route for bacteria to acquire new pathogenic ...
WALLACE, IAIN,DAVID
core  

CHARACTERIZATION OF RECA GENES AND RECA MUTANTS OF RHIZOBIUM-MELILOTI AND RHIZOBIUM-LEGUMINOSARUM BIOVAR VICIAE

open access: yes, 1991
Selbitschka W, Arnold W, PRIEFER UB, et al. CHARACTERIZATION OF RECA GENES AND RECA MUTANTS OF RHIZOBIUM-MELILOTI AND RHIZOBIUM-LEGUMINOSARUM BIOVAR VICIAE. MOLECULAR & GENERAL GENETICS.
Selbitschka, Werner   +6 more
core   +1 more source

Separation of recombination and SOS response in Escherichia coli RecA suggests LexA interaction sites.

open access: yesPLoS Genetics, 2011
RecA plays a key role in homologous recombination, the induction of the DNA damage response through LexA cleavage and the activity of error-prone polymerase in Escherichia coli.
Anbu K Adikesavan   +5 more
doaj   +1 more source

Effect of EcRecX on RecA and RecA variant filaments.

open access: yes, 2015
Quantitation of electron microscopy results. The fraction of observed molecules in each category described in the text and in Fig 4 are summarized.Effect of EcRecX on RecA and RecA variant filaments.
Sindhu Chitteni-Pattu (750595)   +5 more
core   +1 more source

Changes in the tension in dsDNA alter the conformation of RecA bound to dsDNA–RecA filaments [PDF]

open access: yes, 2017
The RecA protein is an ATPase that mediates recombination via strand exchange. In strand exchange a single-stranded DNA (ssDNA) bound to RecA binding site I in a RecA/ssDNA filament pairs with one strand of a double-stranded DNA (dsDNA) and forms ...
Kleckner, Nancy   +5 more
core   +1 more source

RecA [PDF]

open access: yesCurrent Biology, 2007
Galletto, Roberto   +1 more
openaire   +2 more sources

The effects of Centella asiatica (L.) Urban on neural differentiation of human mesenchymal stem cells in vitro

open access: yesBMC Complementary and Alternative Medicine, 2019
Background Centella asiatica (L.) Urban, known as Indian Pennywort, is a tropical medicinal plant from Apiaceae family native to Southeast Asian countries. It has been widely used as a nerve tonic in Ayuverdic medicine since ancient times.
Norazzila Omar   +3 more
doaj   +1 more source

UV- and MMS-induced mutagenesis of lambdaO(am)8 phage under nonpermissive conditions for phage DNA replication. [PDF]

open access: yes, 2003
Mutagenesis in Escherichia coli, a subject of many years of study is considered to be related to DNA replication. DNA lesions nonrepaired by the error-free nucleotide excision repair (NER), base excision repair (BER) and recombination repair (RR), stop ...
Felczak, Magdalena   +3 more
core  

DNA damage induction of recA in Mycobacterium tuberculosis independently of RecA and LexA

open access: yes, 2002
The ubiquitous and highly conserved RecA protein is generally expressed from a single promoter, which is regulated by LexA in conjunction with RecA. We show here using transcriptional fusions to a reporter gene that the Mycobacterium tuberculosis recA ...
Papavinasasundaram, K G   +11 more
core   +1 more source

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