Software tools and approaches for compound identification of LC-MS/MS data in metabolomics

I Blaženović, T Kind, J Ji, O Fiehn - Metabolites, 2018 - mdpi.com
The annotation of small molecules remains a major challenge in untargeted mass
spectrometry-based metabolomics. We here critically discuss structured elucidation …

Accelerating metabolite identification in natural product research: toward an ideal combination of liquid chromatography–high-resolution tandem mass spectrometry …

JL Wolfender, JM Nuzillard, JJJ Van Der Hooft… - Analytical …, 2018 - ACS Publications
Natural product research aims to characterize specialized metabolites from various living
organisms and assess their biological properties from either a chemical ecology or drug …

Standardized multi-omics of Earth's microbiomes reveals microbial and metabolite diversity

JP Shaffer, LF Nothias, LR Thompson, JG Sanders… - Nature …, 2022 - nature.com
Despite advances in sequencing, lack of standardization makes comparisons across studies
challenging and hampers insights into the structure and function of microbial communities …

SIRIUS 4: a rapid tool for turning tandem mass spectra into metabolite structure information

K Dührkop, M Fleischauer, M Ludwig, AA Aksenov… - Nature …, 2019 - nature.com
Mass spectrometry is a predominant experimental technique in metabolomics and related
fields, but metabolite structural elucidation remains highly challenging. We report SIRIUS 4 …

Reproducible molecular networking of untargeted mass spectrometry data using GNPS

AT Aron, EC Gentry, KL McPhail, LF Nothias… - Nature protocols, 2020 - nature.com
Abstract Global Natural Product Social Molecular Networking (GNPS) is an interactive online
small molecule–focused tandem mass spectrometry (MS2) data curation and analysis …

The Chemistry Development Kit (CDK) v2. 0: atom typing, depiction, molecular formulas, and substructure searching

EL Willighagen, JW Mayfield, J Alvarsson… - Journal of …, 2017 - Springer
Abstract Background The Chemistry Development Kit (CDK) is a widely used open source
cheminformatics toolkit, providing data structures to represent chemical concepts along with …

Topic modeling for untargeted substructure exploration in metabolomics

JJJ van Der Hooft, J Wandy… - Proceedings of the …, 2016 - National Acad Sciences
The potential of untargeted metabolomics to answer important questions across the life
sciences is hindered because of a paucity of computational tools that enable extraction of …

Propagating annotations of molecular networks using in silico fragmentation

RR da Silva, M Wang, LF Nothias… - PLoS computational …, 2018 - journals.plos.org
The annotation of small molecules is one of the most challenging and important steps in
untargeted mass spectrometry analysis, as most of our biological interpretations rely on …

Natural products targeting strategies involving molecular networking: different manners, one goal

AEF Ramos, L Evanno, E Poupon, P Champy… - Natural product …, 2019 - pubs.rsc.org
Covering: up to 2019 Landmark advances in bioinformatics tools have recently enhanced
the field of natural products research, putting today's natural product chemists in the …

BUDDY: molecular formula discovery via bottom-up MS/MS interrogation

S Xing, S Shen, B Xu, X Li, T Huan - Nature Methods, 2023 - nature.com
A substantial fraction of metabolic features remains undetermined in mass spectrometry
(MS)-based metabolomics, and molecular formula annotation is the starting point for …