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Rubaba

@rubaba.bsky.social
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PhD student at AK Kielkowski @LMU All about PTMs, chemical proteomics and small molecules

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Reposted by Rubaba
Pavel Kielkowski @pavelkielkowski.bsky.social · 29/04/2026
New article from the lab on HaloTag-based chemical proteomics in RSC Chemical Biology. Simple, fast and highly selective labelling of probe-protein conjugates allow gel-based shift assay and pull-downs followed by MS proteomics. Congratulations @rubaba.bsky.social! pubs.rsc.org/en/content/a...
pubs.rsc.org
A cysteine reactive chloroalkane probe enables HaloTag ligation for downstream chemical proteomics analysis
Chemical proteomics is a powerful method to track proteins labelled by reactive small molecules in living cells on a proteome-wide scale. The strategy relies on the reactivity and specificity of bioor...
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Reposted by Rubaba
Chris Parker @chrisgparker.bsky.social · 03/08/2025
Excited to share a new preprint from the lab. We show that PTMs like phosphorylation & glycosylation dynamically reshape proteome-wide ligandability in cells, including proteins like KRAS. Great collaboration with the Huang Lab, @forlilab.bsky.social and BMS. www.biorxiv.org/content/10.1...
biorxiv.org
Post-Translational Modifications Remodel Proteome-Wide Ligandability
Post-translational modifications (PTMs) vastly expand the diversity of human proteome, dynamically reshaping protein activity, interactions, and localization in response to environmental, pharmacologi...
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