Published September 12, 2022 | Version 1.0

Excitation energy transfer and vibronic coherence in intact phycobilisomes — multidimensional electronic spectroscopy data set and MATLAB and Julia analysis code

Authors/Creators

  • 1. Michigan State University

Description

Data sets used in the article "Excitation energy transfer and vibronic coherence in intact phycobilisomes" by Sil et al. The phycobilisomes were isolated from the short-filament mutant (SF33) of Fremyella diplosiphon UTEX 481 (also known as Tolypothrix sp. PCC 7601). Multidimensional electronic spectroscopy was performed with 6.7 fs mid-visible pulses (520–700 nm) using a pump–probe optical configuration using adaptive pulse shaping techniques. In addition to the full set of two-dimensional spectra and analysis files generated using global and target modeling and analysis of coherences (3DES oscillation maps), we provide here a linear absorption spectrum with phycobiliprotein component analysis as well as a set of 2D excitation–emission fluorescence spectra of intact and broken phycobilisome preparations. 

Sil, S.; Tilluck, R. W.; Mohan TM, N.; Leslie, C. H.; Rose, J. B.; Domínguez-Martín, M. A.; Lou, W.; Kerfeld, C. A.; Beck, W. F. Excitation energy transfer and vibronic coherence in intact phycobilisomes. Nat. Chem. (2022), DOI: 10.1038/s41557-022-01026-8.

https://www.nature.com/articles/s41557-022-01026-8

 

 

Notes

Work in the laboratory of W.F.B. was principally supported by grant award DE-SC0010847 from the Photosynthetic Systems program of the Office of Basic Energy Sciences, U.S. Department of Energy. Work in the laboratory of C.A.K. was supported by grant award DE-SC0020606 from the Photosynthetic Systems program of the Office of Basic Energy Sciences, U.S. Department of Energy. Additionally, we would like to thank Damien Sheppard, Dr. Sigal Lechno-Yossef, and Dr. Han Bao in the Kerfeld laboratory for their assistance with the cyanobacterial cultures and with the isolation of the phycobilisome samples.

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Journal article: 10.1038/s41557-022-01026-8 (DOI)