2020
Structural mechanism for replication origin binding and remodeling by a metazoan origin recognition complex and its co-loader Cdc6
Schmidt JM, Bleichert F. Structural mechanism for replication origin binding and remodeling by a metazoan origin recognition complex and its co-loader Cdc6. Nature Communications 2020, 11: 4263. PMID: 32848132, PMCID: PMC7450096, DOI: 10.1038/s41467-020-18067-7.Peer-Reviewed Original ResearchMeSH KeywordsAAA DomainAdenosine TriphosphateAnimalsCell Cycle ProteinsCryoelectron MicroscopyDNADrosophila melanogasterDrosophila ProteinsHydrolysisMinichromosome Maintenance ProteinsModels, MolecularOrigin Recognition ComplexProtein BindingRecombinant ProteinsReplication OriginSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsConceptsOrigin recognition complexRecognition complexReplication originsDrosophila origin recognition complexEukaryotic DNA replication initiationMetazoan origin recognition complexCryo-electron microscopy structureMcm2-7 replicative helicaseATPase siteDNA replication initiationWalker B motifMcm2-7 loadingWinged-helix domainReplicative helicaseReplication initiationMicroscopy structureDistinct DNAB motifOrigin recognitionDNA sequencesDNA bendingDNA bindingPrimary DNADNA geometryLoop region
2019
Mechanisms of replication origin licensing: a structural perspective
Bleichert F. Mechanisms of replication origin licensing: a structural perspective. Current Opinion In Structural Biology 2019, 59: 195-204. PMID: 31630057, DOI: 10.1016/j.sbi.2019.08.007.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsReplicative helicasesKey cell cycle eventsReplication origin licensingReplication start sitesCell cycle eventsOrigin licensingReplicative helicaseReplication initiationInitiation factorsStart siteChromosomal DNAReplicative machineryCycle eventsMolecular approachesSynthesis apparatusHelicasesMachineryStructural perspectiveBidirectional mannerDNAEukaryotesHelicaseRecent advancesDuplicationMechanism
2018
Conformational control and DNA-binding mechanism of the metazoan origin recognition complex
Bleichert F, Leitner A, Aebersold R, Botchan MR, Berger JM. Conformational control and DNA-binding mechanism of the metazoan origin recognition complex. Proceedings Of The National Academy Of Sciences Of The United States Of America 2018, 115: e5906-e5915. PMID: 29899147, PMCID: PMC6042147, DOI: 10.1073/pnas.1806315115.Peer-Reviewed Original ResearchConceptsOrigin recognition complexRecognition complexAutoinhibited stateHeterohexameric origin recognition complexMetazoan origin recognition complexHuman origin recognition complexUnstructured N-terminal regionORC-DNA interactionDNA-binding channelMcm2-7 loadingNucleotide-dependent associationCryo-EM analysisDNA-binding mechanismN-terminal regionMinichromosome maintenance 2Replicative helicaseATPase domainAutoinhibited configurationContact DNAHelix foldCellular activitiesMaintenance 2Biochemical assaysDNACdc6