Author

Todd J. Barkman

Western Michigan UniversityORCID 0000-0003-2259-2345Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Research Focus:chromatin & epigenetic regulation· 2 Organism:plant (other)· 2 Approach:statistical model· 2 Approach:experimental assay· 1 Research Focus:gene regulatory network inference· 1 Research Focus:phylogenetics / evolution· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Adrian Gustavo TurjanskiiD· 1 shared Andrea Hernandez Garcia· 1 shared Andrew J. Gaunt· 1 shared Carlos Pablo ModenuttiiD· 1 shared Dardo Andrea MartiiD· 1 shared Darin S. PenneysiD· 1 shared Deepthi YakandawalaiD· 1 shared Emily M Catania· 1 shared

Activity by Year

2024-2025 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 22 mutual co-author links

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1 shared paperPlant Biology

Adrian Gustavo TurjanskiORCID

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3 papers

Recent·Most cited

BiochemistryJournal of Biological ChemistryPeer-reviewedJun 11, 2025

Ancestral evolution of oxidase activity in a class of (S)-nicotine and (S)-6-hydroxynicotine degrading flavoenzymes

Zhiyao Zhang, Parth R Bandivadekar, Andrew J. Gaunt…·Frederick W. Stull

This study traces the evolutionary emergence of oxidase activity in nicotine-degrading flavoenzymes by identifying key amino acid changes and their structural impacts.

3 citations

statistical modelchromatin & epigenetic regulation

𝕏 PostBluesky

Plant BiologyeLifePeer-reviewedDec 16, 2024

Yerba mate (Ilex paraguariensis) genome provides new insights into convergent evolution of caffeine biosynthesis

Federico A. Vignale, Andrea Hernandez Garcia, Carlos Pablo Modenutti…·Adrian Gustavo Turjanski

The paper reports the yerba mate genome, identifies a unique caffeine biosynthesis pathway, and reveals structural adaptations for convergent evolution of caffeine production.

9 citations

plant (other)whole-genome sequencing

𝕏 PostBluesky

Plant BiologyTaxonPeer-reviewedNov 29, 2024

Systematics of the fleshy-fruited Sonerileae (Melastomataceae)

J. Peter Quakenbush, Luo Chen, Darin S. Penneys…·Gudrun Kadereit

This study reconstructs the phylogeny of fleshy-fruited Sonerileae, revealing polyphyly and redefining Medinilla to include Pachycentria and Plethiandra.

8 citations

plant (other)statistical model

𝕏 PostBluesky