Results 31 to 40 of about 510,614 (286)

Smc5/6 coordinates formation and resolution of joint molecules with chromosome morphology to ensure meiotic divisions [PDF]

open access: yes, 2013
During meiosis, Structural Maintenance of Chromosome (SMC) complexes underpin two fundamental features of meiosis: homologous recombination and chromosome segregation.
Philip W. Jordan (265255)   +61 more
core   +1 more source

No observed effect of homologous recombination on influenza C virus evolution

open access: yesVirology Journal, 2010
The occurrence of homologous recombination in influenza viruses has been under some debate recently. To determine the extent of homologous recombination in influenza C virus, recombination analyses of all available gene sequences of influenza C virus ...
Boni Maciej F, Han Guan-Zhu, Li Si-Shen
doaj   +1 more source

Sister chromatid exchanges induced by perturbed replication can form independently of BRCA1, BRCA2 and RAD51

open access: yesNature Communications, 2022
Sister chromatid exchanges (SCEs) are considered to be products of homologous recombination repair. The authors show that SCEs can arise independently of homologous recombination due to processing of replication intermediates during mitosis.
Anne Margriet Heijink   +18 more
doaj   +1 more source

ruvA Mutants that resolve Holliday junctions but do not reverse replication forks [PDF]

open access: yes, 2008
RuvAB and RuvABC complexes catalyze branch migration and resolution of Holliday junctions (HJs) respectively. In addition to their action in the last steps of homologous recombination, they process HJs made by replication fork reversal, a reaction which ...
Bradley Alison Sylvia   +14 more
core   +2 more sources

Recombination in enteroviruses is a biphasic replicative process involving the generation of greater-than genome length 'imprecise' intermediates [PDF]

open access: yes, 2014
Recombination in enteroviruses provides an evolutionary mechanism for acquiring extensive regions of novel sequence, is suggested to have a role in genotype diversity and is known to have been key to the emergence of novel neuropathogenic variants of ...
David J Evans   +13 more
core   +1 more source

ASYNAPSIS 1 ensures crossover fidelity in polyploid wheat by promoting homologous recombination and suppressing non-homologous recombination [PDF]

open access: yes, 2023
During meiosis, the chromosome axes and synaptonemal complex mediate chromosome pairing and homologous recombination to maintain genomic stability and accurate chromosome segregation.
Sourdille, Pierre   +7 more
core   +1 more source

Loss of CYLD on Chromosome 16q Impairs Homologous Recombination and Genomic Stability Through TIRR Degradation. [PDF]

open access: yesAdv Sci (Weinh)
Chromosome 16q loss drives genomic instability through disruption of the CYLD–TIRR–53BP1 axis. CYLD preserves homologous recombination by stabilizing TIRR and limiting 53BP1 accumulation at DNA double‐strand breaks. CYLD deficiency redirects repair toward error‐prone non‐homologous end joining, promotes mutational burden and homologous recombination ...
Lu M   +14 more
europepmc   +2 more sources

The XPF-ERCC1 endonuclease and homologous recombination contribute to the repair of minor groove DNA interstrand crosslinks inmammalian cells produced by the pyrrolo[2,1-c][1,4]benzodiazepine dimer SJG-136 [PDF]

open access: yes, 2005
SJG-136, a pyrrolo[2,1-c][1,4]benzodiazepine (PBD) dimer, is a highly efficient interstrand crosslinking agent that reacts with guanine bases in a 5'-GATC-3' sequence in the DNA minor groove.
Hartley, J.A.   +20 more
core   +1 more source

Regulation Mechanisms of Meiotic Recombination Revealed from the Analysis of a Fission Yeast Recombination Hotspot ade6-M26

open access: yesBiomolecules, 2022
Meiotic recombination is a pivotal event that ensures faithful chromosome segregation and creates genetic diversity in gametes. Meiotic recombination is initiated by programmed double-strand breaks (DSBs), which are catalyzed by the conserved Spo11 ...
Kouji Hirota
doaj   +1 more source

High Rates of Homologous Recombination in the Mite Endosymbiont and Opportunistic Human Pathogen Orientia tsutsugamushi [PDF]

open access: yes, 2010
The study was funded by the Wellcome Trust. PS was supported by grants from the Wellcome Trust (073135) and British Infection Society.Orientia tsutsugamushi is an intracellular alpha-proteobacterium which resides in trombiculid mites, and is the ...
Feil, EJ   +44 more
core   +2 more sources

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