Integration, excision, and inversion of defined DNA segments commonly occur through site-
specific recombination, a process of DNA breakage and reunion that requires no DNA …

Summary It was Barbara McClintock who first described the problems of segregation arising
from the circularity of chromosomes during her studies on maize variegation (1). The …

The genome sequence of the genetically tractable, mesophilic, hydrogenotrophic
methanogen Methanococcus maripaludis contains 1,722 protein-coding genes in a single …

Homologous recombination between circular sister chromosomes during DNA replication in
bacteria can generate chromosome dimers that must be resolved into monomers prior to cell …

Modules composed of a resistance gene flanked by Xer site-specific recombination sites, the
vast majority of which were found in Acinetobacter baumannii, are thought to behave as …

The biocontrol agent Pseudomonas fluorescens F113 undergoes phenotypic variation
during rhizosphere colonization, and this variation has been related to the activity of a site …

Glucose-inhibited division protein (GidA), is a tRNA modification enzyme functioning
together with MnmE in the addition of a carboxymethylaminomethyl group to position 5 of the …

Successful bacterial circular chromosome segregation requires that any dimeric
chromosomes, which arise by crossing over during homologous recombination, are …

Xer-mediated dimer resolution at the mwr site of the multiresistance plasmid pJHCMW1 is
osmoregulated in Escherichia coli containing either the Escherichia coli Xer recombination …

ResT is the telomere resolvase of the spirochete Borrelia burgdorferi, the causative agent of
Lyme disease. ResT is an essential cellular function that processes replication intermediates …