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Posts by Balakrishnan Laboratory

Nature Communications banner with title of latest paper from the Yates, Oliver, and Rass groups at the Genome Damage and Stability Centre, University of Sussex: "Break-induced replication is enhanced by a phospho-activated RPA-binding module in Pol32".

Nature Communications banner with title of latest paper from the Yates, Oliver, and Rass groups at the Genome Damage and Stability Centre, University of Sussex: "Break-induced replication is enhanced by a phospho-activated RPA-binding module in Pol32".

An in-press version of our latest paper in @natcomms.nature.com on phospho-activated protein-protein interactions with ssDNA-binding protein RPA during BIR. If your favorite pathway involves RPA, this may be for you! Thanks to the lab, collaborators & @ukri.org!
www.nature.com/articles/s41...

1 week ago 17 8 0 1

Excited to share my postdoc work on the cryo‑EM structure of the budding yeast telomerase holoenzyme! 🧫🧬
It’s been a real privilege to be part of the awesome Kelly Lab @kellythd-nguyen.bsky.social. Grateful as well to the incredible facilities @mrclmb.ac.uk.

3 weeks ago 46 10 3 1
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A modular genetic code expansion approach to site-specific lysine acylations A modular strategy combining genetic code expansion with a selective amide bond-forming reaction enables the site-specific installation of lysine acylations on folded proteins. Acylboronates react sel...

🚨 Our new paper is out! πŸ™Œ

Bioorthogonal reactions often create bulky, non-native linkages-great for labeling, but not ideal for installing natural PTMs.
We combine GCE with a chemoselective amide-bond forming reaction to install site-specific acylation PTMs.
www.cell.com/chem/fulltex...
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1 month ago 50 15 2 1
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Proteome-wide in silico screening for human protein-protein interactions Protein-protein interactions (PPIs) drive virtually all biological processes, yet most PPIs have not been identified and even more remain structurally unresolved. We developed a two-step computational...

Thrilled to share that the final piece of my PhD work is now on bioRxiv! biorxiv.org/content/10.1... With support from @nvidia and the @NSF, we used AlphaFold to screen 1.6M+ protein pairs, revealing thousands of potential novel PPIs. All data can be viewed at predictomes.org/hp

5 months ago 163 67 5 4
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Happy to share new work from my lab by co-authors Peng and Lee-when BRCA1 is absent, RAD51 is busy authors.elsevier.com/sd/article/S...

7 months ago 26 8 1 0
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πŸ”¬ New from the Farnung Lab: We established a fully in vitro reconstituted chromatin replication system and report the first cryo-EM snapshots of the human replisome engaging nucleosomes. Brilliant work by @felixsteinruecke.bsky.social with support from @jonmarkert.bsky.social! tinyurl.com/replisome

1 year ago 179 57 10 8
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PAF15-PCNA assembly exhaustion governs lagging strand replication and replisome integrity Genome replication in eukaryotic cells is surveyed by the S-phase checkpoint, which orchestrates sequential replication origin activation to avoid exhaustion of hitherto poorly defined rate-limiting r...

Thrilled to share our lab's first preprint, led by an exceptional PhD student Gita Chhetri and with the support of wonderful collaborators, we find that replisome function is rate-limited by strand-specific PCNA dynamics. Hope you will enjoy reading.

www.biorxiv.org/content/10.1...

Brief teaser:

1 year ago 38 21 3 1
Headshot, affiliation, and title of symposium presentation. Dale Ramsden, Univ North Carolina, Polymerase theta - what damage is it repairing and when?;  Katie Pawelczak, NERx Biosciences, Targeting the DDR sensor RPA for first-in- class cancer therapy.

Headshot, affiliation, and title of symposium presentation. Dale Ramsden, Univ North Carolina, Polymerase theta - what damage is it repairing and when?; Katie Pawelczak, NERx Biosciences, Targeting the DDR sensor RPA for first-in- class cancer therapy.

NAR Cancer 5th Anniversary symposium in cooperation with Social DNAing: Thursday, March 13, noon US Eastern. Dale Ramsden on Pol theta and Katie Pawelczak on targeting RPA.
Program info and link to register: academic.oup.com/narcancer/pa...

1 year ago 3 3 0 0
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Review: Hyrien et al. discuss the nature of the initiation sites of DNA replication, amalgamating findings from various advanced DNA replication mapping techniques in order to build a more cohesive model of DNA replication initiation.

Learn more here:
➑️ tinyurl.com/gd352227

1 year ago 11 3 0 0
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Why does yeast replication require two alternative clamp loaders?
Joe Yeeles and coworkers show that RFC can only load PCNA on lagging strands, while leading strand polymerases necessitate the involvement of CMG-interaction Ctf18-RFC
www.embopress.org/doi/full/10....

1 year ago 11 6 0 1
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Disabling leading and lagging strand histone transmission results in parental histones loss and reduced cell plasticity and viability Losing parental histones during DNA replication fork passage challenges differentiation competence and cell viability.

𝐇𝐨𝐰 𝐝𝐨 𝐜𝐞π₯π₯𝐬 π«πžπ¦πžπ¦π›πžπ« 𝐰𝐑𝐨 𝐭𝐑𝐞𝐲 𝐚𝐫𝐞 𝐚𝐟𝐭𝐞𝐫 𝐃𝐍𝐀 𝐫𝐞𝐩π₯𝐒𝐜𝐚𝐭𝐒𝐨𝐧? Our new study β€œDisabling leading and lagging strand histone transmission results in parental histones loss and reduced cell plasticity and viability” is out in 𝘚𝘀π˜ͺ𝘦𝘯𝘀𝘦 𝘈π˜₯𝘷𝘒𝘯𝘀𝘦𝘴. Led by @lleonie.bsky.social @biranalva.bsky.social 🧡 More belowπŸ‘‡

1 year ago 111 53 5 5
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Replication-IDentifier links epigenetic and metabolic pathways to the replication stress response - Nature Communications Cells activate various pathways to counter DNA replication stress. Using Replication-IDentifier (Repli-ID), the authors identified 423 genes, including LGE1 and ROX1, linking epigenetic and metabolic ...

We present Repli-ID, an approach to identify proteins affecting DNA replication. Lge1 and Rox1 are new regulators of this process. Great work by @sophievdhorst.bsky.social, @lleonie.bsky.social and co-authors in collaboration with @andreichabes.bsky.social.

tinyurl.com/mvvcp3xe

1 year ago 34 2 1 2

What do you pay for 500uCi of Ξ³-32P-ATP at your institutions? We were just quoted $1600 for something we paid $900 till a few weeks ago.

1 year ago 1 0 1 0

Hello Tatiana, could you please add our group to this list? Thank you for considering!

1 year ago 1 0 1 0