Large T antigens of polyomaviruses: amazing molecular machines

P An, MT Sáenz Robles, JM Pipas - Annual review of …, 2012 - annualreviews.org
The large tumor antigen (T antigen) encoded by simian virus 40 is an amazing molecular
machine because it orchestrates viral infection by modulating multiple fundamental viral and …

[HTML][HTML] How Pol α-primase is targeted to replisomes to prime eukaryotic DNA replication

ML Jones, V Aria, Y Baris, JTP Yeeles - Molecular Cell, 2023 - cell.com
During eukaryotic DNA replication, Pol α-primase generates primers at replication origins to
start leading-strand synthesis and every few hundred nucleotides during discontinuous …

[HTML][HTML] Replication protein A, the main eukaryotic single-stranded DNA binding protein, a focal point in cellular DNA metabolism

HP Nasheuer, AM Meaney, T Hulshoff, I Thiele… - International Journal of …, 2024 - mdpi.com
Replication protein A (RPA) is a heterotrimeric protein complex and the main single-
stranded DNA (ssDNA)-binding protein in eukaryotes. RPA has key functions in most of the …

[HTML][HTML] Cryo-EM structure of the human CST–Polα/primase complex in a recruitment state

SW Cai, JC Zinder, V Svetlov, MW Bush… - Nature Structural & …, 2022 - nature.com
The CST–Polα/primase complex is essential for telomere maintenance and functions to
counteract resection at double-strand breaks. We report a 4.6-Å resolution cryo-EM structure …

Structure and conformational change of a replication protein A heterotrimer bound to ssDNA

J Fan, NP Pavletich - Genes & development, 2012 - genesdev.cshlp.org
Replication protein A (RPA) is the main eukaryotic ssDNA-binding protein with essential
roles in DNA replication, recombination, and repair. RPA maintains the DNA as single …

Structural basis for inhibition of DNA replication by aphidicolin

AG Baranovskiy, ND Babayeva, Y Suwa… - Nucleic acids …, 2014 - academic.oup.com
Natural tetracyclic diterpenoid aphidicolin is a potent and specific inhibitor of B-family DNA
polymerases, haltering replication and possessing a strong antimitotic activity in human …

The human CTF4-orthologue AND-1 interacts with DNA polymerase α/primase via its unique C-terminal HMG box

ML Kilkenny, AC Simon, J Mainwaring… - Open …, 2017 - royalsocietypublishing.org
A dynamic multi-protein assembly known as the replisome is responsible for DNA synthesis
in eukaryotic cells. In yeast, the hub protein Ctf4 bridges DNA helicase and DNA polymerase …

[HTML][HTML] Crystal structure of the human Pol α B subunit in complex with the C-terminal domain of the catalytic subunit

Y Suwa, J Gu, AG Baranovskiy, ND Babayeva… - Journal of Biological …, 2015 - ASBMB
In eukaryotic DNA replication, short RNA-DNA hybrid primers synthesized by primase-DNA
polymerase α (Prim-Pol α) are needed to start DNA replication by the replicative DNA …

[HTML][HTML] Human DNA helicase B (HDHB) binds to replication protein A and facilitates cellular recovery from replication stress

GD Guler, H Liu, S Vaithiyalingam, DR Arnett… - Journal of Biological …, 2012 - ASBMB
Maintenance of genomic stability in proliferating cells depends on a network of proteins that
coordinate chromosomal replication with DNA damage responses. Human DNA helicase B …

[HTML][HTML] The C-terminal domain of the DNA polymerase catalytic subunit regulates the primase and polymerase activities of the human DNA polymerase α-primase …

Y Zhang, AG Baranovskiy, TH Tahirov… - Journal of Biological …, 2014 - ASBMB
The initiation of DNA synthesis during replication of the human genome is accomplished
primarily by the DNA polymerase α-primase complex, which makes the RNA-DNA primers …