Mechanism of Radical Transfer during Photoactivation of the Flavoprotein DNA Photolyase

Andras Lukacs (1) , Marten H. Vos (1) , A. P. M. Eker (2) , M. Byrdin (3) , Klaus Brettel (3)

1 LOB - Laboratoire d'optique et biosciences
2 Department of Cell Biology and Genetics
3 SB2SM - Service de Bioénergétique, Biologie Stucturale, et Mécanismes

Ultrafast transient absorption experiments on mutant DNA photolyase imply that radical transfer along a chain of tryptophan residues is substantially faster than the ∼30-ps photo-induced electron-transfer event initiated by excitation of the radical flavin FADH*.

Mots clés: Optical Spectroscopy; Ultrafast Optics; Applied Optics; Optoelectronics; Optical Devices

Andras Lukacs, Marten H. Vos, A. P. M. Eker, M. Byrdin, Klaus Brettel. Mechanism of Radical Transfer during Photoactivation of the Flavoprotein DNA Photolyase. Ultrafast Phenomena XV, Jul 2006, Pacific Grove, United States. pp.507-509, ⟨10.1007/978-3-540-68781-8_164⟩. ⟨hal-00098190⟩