Evidence map›Paper›PMID 39873278›Full record

ArticleThe Journal of chemical physics2025

Using pretrained graph neural networks with token mixers as geometric featurizers for conformational dynamics.

Zihan Pengmei, Chatipat Lorpaiboon, Spencer C Guo, Jonathan Weare, Aaron R Dinner

Abstract read
In one paragraph

Article in The Journal of chemical physics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Zihan PengmeiDepartment of Chemistry and James Franck Institute, University of Chicago, Chicago, Illinois 60637, USA.
Chatipat LorpaiboonDepartment of Chemistry and James Franck Institute, University of Chicago, Chicago, Illinois 60637, USA.ORCID 0000-0001-6518-0338
Spencer C GuoDepartment of Chemistry and James Franck Institute, University of Chicago, Chicago, Illinois 60637, USA.ORCID 0000-0001-7899-8382
Jonathan WeareCourant Institute of Mathematical Sciences, New York University, New York, New York 10012, USA.ORCID 0000-0001-8745-1821
Aaron R DinnerDepartment of Chemistry and James Franck Institute, University of Chicago, Chicago, Illinois 60637, USA.ORCID 0000-0001-8328-6427

Funding

Rare-event simulation and analysis for elucidating mechanisms of development and diseaseR35GM136381 · NIGMS · UNIVERSITY OF CHICAGO · PI Aaron Dinner · 2020 to 2026
$2.2M
Beagle-3: A Shared GPU Cluster for Biomolecular SciencesS10OD028655 · OD · UNIVERSITY OF CHICAGO · PI ROUX, BENOIT · 2020 to 2020
$2.0M
NIGMS NIH HHS R35 GM136381NIH HHS S10 OD028655
6 · The paper itself

Abstract

Identifying informative low-dimensional features that characterize dynamics in molecular simulations remains a challenge, often requiring extensive manual tuning and system-specific knowledge. Here, we introduce geom2vec, in which pretrained graph neural networks (GNNs) are used as universal geometric featurizers. By pretraining equivariant GNNs on a large dataset of molecular conformations with a self-supervised denoising objective, we obtain transferable structural representations that are useful for learning conformational dynamics without further fine-tuning. We show how the learned GNN representations can capture interpretable relationships between structural units (tokens) by combining them with expressive token mixers. Importantly, decoupling training the GNNs from training for downstream tasks enables analysis of larger molecular graphs (that can represent small proteins at all-atom resolution) with limited computational resources. In these ways, geom2vec eliminates the need for manual feature selection and increases the robustness of simulation analyses.

Identifiers

PMID39873278
PMCPMC11779506

What Socratic holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.