Protein disorder and autoinhibition: The role of multivalency and effective concentration

M Fenton, E Gregory, G Daughdrill - Current Opinion in Structural Biology, 2023 - Elsevier
Regulation of protein binding through autoinhibition commonly occurs via interactions
involving intrinsically disordered regions (IDRs). These intramolecular interactions can …

The structural mechanism of dimeric DONSON in replicative helicase activation

MA Cvetkovic, P Passaretti, A Butryn… - Molecular Cell, 2023 - cell.com
The MCM motor of the replicative helicase is loaded onto origin DNA as an inactive double
hexamer before replication initiation. Recruitment of activators GINS and Cdc45 upon S …

Recent technical advances in sample preparation for single-particle cryo-EM

Y Xu, S Dang - Frontiers in molecular biosciences, 2022 - frontiersin.org
Cryo-sample preparation is a vital step in the process of obtaining high-resolution structures
of macromolecules by using the single-particle cryo–electron microscopy (cryo-EM) method; …

The human pre-replication complex is an open complex

J Li, J Dong, W Wang, D Yu, X Fan, YC Hui, CSK Lee… - Cell, 2023 - cell.com
In eukaryotes, DNA replication initiation requires assembly and activation of the
minichromosome maintenance (MCM) 2–7 double hexamer (DH) to melt origin DNA …

Synergism between CMG helicase and leading strand DNA polymerase at replication fork

Z Xu, J Feng, D Yu, Y Huo, X Ma, WH Lam, Z Liu… - Nature …, 2023 - nature.com
The replisome that replicates the eukaryotic genome consists of at least three engines: the
Cdc45-MCM-GINS (CMG) helicase that separates duplex DNA at the replication fork and …

Structural insights into the mechanism of DNA branch migration during homologous recombination in bacteria

LT Rosa, É Vernhes, AL Soulet, P Polard… - The EMBO …, 2024 - embopress.org
Some DNA helicases play central and specific roles in genome maintenance and plasticity
through their branch migration activity in different pathways of homologous recombination …

DNA replication: Mechanisms and therapeutic interventions for diseases

HY Song, R Shen, H Mahasin, YN Guo, DG Wang - MedComm, 2023 - Wiley Online Library
Accurate and integral cellular DNA replication is modulated by multiple replication‐
associated proteins, which is fundamental to preserve genome stability. Furthermore …

MCM6 promotes intrahepatic cholangiocarcinoma progression by upregulating E2F1 and enhancing epithelial–mesenchymal transition

C Gao, J Li, F Zeng, L Wang, K Chen, D Chen… - …, 2023 - academic.oup.com
Minichromosome maintenance complex component 6 (MCM6), a member of the MCM
family, plays a pivotal role in DNA replication initiation and genome duplication of …

DDK: the outsourced kinase of chromosome maintenance

PJ Gillespie, JJ Blow - Biology, 2022 - mdpi.com
Simple Summary To ensure the maintenance of genetic stability prior to cell division a cell's
complement of chromosomes must be duplicated. This requires not only the replication of …

Open architecture of archaea MCM and dsDNA complexes resolved using monodispersed streptavidin affinity CryoEM

J Ma, G Yi, M Ye, C MacGregor-Chatwin… - Nature …, 2024 - nature.com
The cryo-electron microscopy (cryoEM) method has enabled high-resolution structure
determination of numerous biomolecules and complexes. Nevertheless, cryoEM sample …