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. 2025 Jan 21;26(1):13.
doi: 10.1186/s13059-025-03476-y.

MaveDB 2024: a curated community database with over seven million variant effects from multiplexed functional assays

Affiliations

MaveDB 2024: a curated community database with over seven million variant effects from multiplexed functional assays

Alan F Rubin et al. Genome Biol. .

Abstract

Multiplexed assays of variant effect (MAVEs) are a critical tool for researchers and clinicians to understand genetic variants. Here we describe the 2024 update to MaveDB ( https://www.mavedb.org/ ) with four key improvements to the MAVE community's database of record: more available data including over 7 million variant effect measurements, an improved data model supporting assays such as saturation genome editing, new built-in exploration and visualization tools, and powerful APIs for data federation and streamlined submission and access. Together these changes support MaveDB's role as a hub for the analysis and dissemination of MAVEs now and into the future.

Keywords: DMS; Deep mutational scanning; Functional genomics; MAVEs; Multiplexed assays of variant effect; Variant classification.

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Conflict of interest statement

Declarations. Ethics approval and consent to participate: Not applicable. Consent for publication: Not applicable. Competing interests: NJR is employed by Seismic Therapeutics. DSM participates in an advisory role for Dyno Therapeutics, Octant Bio, Jura Bio, Tectonic Therapeutic, and Seismic Therapeutics.

Figures

Fig. 1
Fig. 1
MaveDB contents as of November 2024. A Growth of the database by year. The bars show the cumulative number of datasets and the green line shows the cumulative number of variant effect measurements. B Diversity of target sequences. NCBI Taxonomy IDs were assigned and grouped according to the categories shown
Fig. 2
Fig. 2
Example of a meta-analysis score set. The cartoon uses a real-world dataset to illustrate the relationship between experiment sets, experiments, score sets, and meta-analysis score sets. The results from two assays performed on the gene NUDT15 were combined into a resulting “function score” that summarized performance across both assays [40]
Fig. 3
Fig. 3
MaveDB web interface screenshots. A Score set visualizations. Score set pages now feature automatically generated visualizations, including a score histogram and variant effect heatmap. For non-coding targets, the heatmap is displayed at the nucleotide level. B Search page. The interface includes target sequence-based filters at the top, and listings for each matching experiment and its score sets in the main body of the page. MaveDB also supports filtering on publication information such as author via the “Publication filters” tab. C Score set creation. Users contributing score sets via the web form can follow this step-by-step workflow with embedded documentation

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