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Figure 4
Light-induced FTIR difference spectrum (red solid line) of CrPhotLOV1 crystals upon photoactivation by an LED emitting at 450 nm in the (a) spectral region 1800–1000 cm−1 and the (b) spectral range 2600–2500 cm−1 showing the vibrational band of the S—H stretching vibration of Cys57.

IUCrJ
Volume 11| Part 5| September 2024| Pages 792-808
ISSN: 2052-2525
https://doi.org/10.1107/S2052252524005608