Article Dans Une Revue Frontiers in Bioinformatics Année : 2025

Interactive visualization of large molecular systems with VTX: example with a minimal whole-cell model

Résumé

VTX is an open-source molecular visualization software designed to overcome the scaling limitations of existing real-time molecular visualization software when handling massive molecular datasets. VTX employs a meshless molecular graphics engine utilizing impostor-based techniques and adaptive level-of-detail (LOD) rendering. This approach significantly reduces memory usage and enables real-time visualization and manipulation of large molecular systems. Performance benchmarks against VMD, PyMOL, and ChimeraX using a 114-million-bead Martini minimal whole-cell model demonstrate VTX's efficiency, maintaining consistent frame rates even under interactive manipulation on standard computer hardware. VTX incorporates features such as screen-space ambient occlusion (SSAO) for enhanced depth perception and free-fly navigation for intuitive exploration of large molecular systems. VTX is open-source and free for non commercial use. Binaries for Windows and Ubuntu Linux are available at \href{http://vtx.drugdesign.fr}{http://vtx.drugdesign.fr}. VTX source code is available at \href{https://github.com/VTX-Molecular-Visualization}{https://github.com/VTX-Molecular-Visualization}.

Dates et versions

hal-04986917 , version 1 (11-03-2025)

Identifiants

Citer

Maxime Maria, Valentin Guillaume, Simon Guionnière, Nicolas Dacquay, Vincent Larroque, et al.. Interactive visualization of large molecular systems with VTX: example with a minimal whole-cell model. Frontiers in Bioinformatics, 2025, 5, pp.1588661. ⟨10.3389/fbinf.2025.1588661⟩. ⟨hal-04986917⟩
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