1. ABOUT THE DATASET -------------------- Title: Dataset for the study of The Impact of Carotenoid Energy Levels on the Exciton Dynamics and Singlet-Triplet Annihilation in Isolated Bacterial Light-Harvesting 2 Complexes Creator(s): Sagar Satpathi (1,2), Marvin Asido (3), Matthew S. Proctor (4), Jakub Pšenčík (5), Graham P. Schmidt (3), Dihao Wang (3), Elizabeth C. Martin (4), Gabriela S. Schlau-Cohen (3), Andrew Hitchcock (4,6), Peter G. Adams (1,2) Organisation(s): (1): School of Physics and Astronomy, University of Leeds, Leeds LS2 9JT, United Kingdom (2): Astbury Centre for Structural Molecular Biology, University of Leeds, Leeds LS2 9JT, United Kingdom (3): Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States (4): Plants Photosynthesis and Soil, School of Biosciences, University of Sheffield, Sheffield S10 2TN, United Kingdom (5): Department of Chemical Physics and Optics, Faculty of Mathematics and Physics, Charles University, Prague 121 16, Czech Republic (6): Molecular Microbiology: Biochemistry to Disease, School of Biosciences, University of Sheffield, Sheffield S10 2TN, United Kingdom Rights-holder(s): Unless otherwise stated, Copyright 2025 The authors. Publication Year: 2025 Description: This dataset shows the raw data, analysed data and documentation related to figures and tables from the study "The Impact of Carotenoid Energy Levels on the Exciton Dynamics and Singlet-Triplet Annihilation in Isolated Bacterial Light-Harvesting 2 Complexes". This includes: absorbance spectra, fluorescence decay curves and spectra, analysis of fitting of fluorescence spectroscopy data, femtosecond and nanosecond transient absorption data. Cite as: Satpathi, S.; Asido., M.; Proctor, M. S.; Pšenčík, J.; Schmidt, G. P.; Wang, D.; Martin, E. C.; Schlau-Cohen, G. S.; Hitchcock, A.; Adams, P. G. Dataset for the Study of the Impact of Carotenoid Energy Levels on the Exciton Dynamics and Singlet-Triplet Annihilation in Isolated Bacterial Light-Harvesting 2 Complexes. University of Leeds [Dataset] 2025, https://doi.org/10.5518/1740. Related publication: https://doi.org/10.1021/acs.jpcb.5c06284 Contact: email - p.g.adams@leeds.ac.uk 2. TERMS OF USE --------------- Copyright 2025 The authors. Unless otherwise stated, this dataset is licensed under a Creative Commons Attribution 4.0 International Licence: https://creativecommons.org/licenses/by/4.0/ 3. PROJECT AND FUNDING INFORMATION ---------------------------------- Title: Multiple projects funded the work which went into this dataset and related published manuscript. Dates: 2022-2025 Funding organisation: several Acknowledgements and grant numbers: S.S. and P.G.A. were supported by a research grant from the Biotechnology and Biological Sciences Research Council (BBSRC, UK) (award number BB/W004593/1). M.S.P. and A.H. were supported by a research grant from the Biotechnology and Biological Sciences Research Council (BBSRC, UK) (award number BB/W005719/1). A.H. also acknowledges the support of a Royal Society University Research Fellowship (URF\R\241006), which also funded E.C.M. The PicoQuant FLIM instrument at Leeds was acquired with funding from the BBSRC (BB/R000174/1). The femtosecond transient absorption measurements were supported by the US Department of Energy, Office of Science, Office of Basic Energy Sciences, Division of Chemical Sciences, Geosciences, and Biosciences under award DE-SC0018097 (to G.S.S.-C.). M.A. also acknowledges the German Research Foundation (DFG) for their generous financial support under the Walter Benjamin Programme (award number 564394927). J.P. acknowledges discussions with Professor Tomáš Polívka (University of South Bohemia). The authors thank Professor C. Neil Hunter (University of Sheffield) for supplying some of the strains used in this work and for useful discussions. 4. CONTENTS ----------- File listing: How to access files: To access the file (.opju) use the software Origin Pro 2019 (or higher version). To access the file (.xlsx) use the Microsoft Excel. 5. METHODS ---------- - Detailed information about methods is available in the published article.