The CO oscillator as a probe of ligand dissociation dynamics in myoglobin

Jennifer P. Ogilvie (1) , Thomas Polack (1) , Stefan Franzen (2) , Marten H. Vos (1) , Manuel Joffre (1) , Jean-Louis Martin (1) , Antigoni Alexandrou (1)

1 LOB - Laboratoire d'optique et biosciences
2 Department of Chemistry [Raleigh]

We report spectrally-integrated, visible-pump, mid-infrared probe studies of the CO ligand in myoglobin. Supported by density functional calculations, we find that the CO oscillator strength and frequency changes occur on disparate timescales following dissociation.

Jennifer P. Ogilvie, Thomas Polack, Stefan Franzen, Marten H. Vos, Manuel Joffre, et al.. The CO oscillator as a probe of ligand dissociation dynamics in myoglobin. 14th International conference on Ultrafast Phenomena, Jul 2004, Niigata, Japan. pp.634, ⟨10.1007/3-540-27213-5_194⟩. ⟨hal-00844796⟩