2004
Investigations of Photolysis and Rebinding Kinetics in Myoglobin Using Proximal Ligand Replacements †
Cao W, Ye X, Sjodin T, Christian J, Demidov A, Berezhna S, Wang W, Barrick D, Sage J, Champion P. Investigations of Photolysis and Rebinding Kinetics in Myoglobin Using Proximal Ligand Replacements †. Biochemistry 2004, 43: 11109-11117. PMID: 15323570, DOI: 10.1021/bi049077g.Peer-Reviewed Original ResearchConceptsCO rebinding kineticsRebinding kineticsDiatomic ligandsRaman spectraH93G myoglobinLigand vibrational modesLaser flash photolysisResonance Raman spectraBind exogenous ligandsWild-type MbCOCO rebinding ratesTime-resolved Raman spectroscopyProximal ligandFlash photolysisGeminate phaseVibrational modesProximal linkageLigandRebinding rateKinetic resultsExogenous ligandsPhotolysisKineticsHemeMbCOProximal and Distal Influences on Ligand Binding Kinetics in Microperoxidase and Heme Model Compounds †
Cao W, Ye X, Georgiev G, Berezhna S, Sjodin T, Demidov A, Wang W, Sage J, Champion P. Proximal and Distal Influences on Ligand Binding Kinetics in Microperoxidase and Heme Model Compounds †. Biochemistry 2004, 43: 7017-7027. PMID: 15170339, DOI: 10.1021/bi0497291.Peer-Reviewed Original ResearchConceptsRebinding kineticsTime-resolved IR measurementsCO docking sitesLaser flash photolysisLigand rebinding kineticsTime-resolved Raman spectraCO rebinding kineticsTime-resolved Raman spectroscopyFe-protoporphyrin IXFlash photolysisGeminate rebindingLigand binding kineticsHeme complexNative myoglobinRaman spectraIR measurementsVibrational modesMicelle-encapsulatedDilution conditionsMicroperoxidaseLigandBinding kineticsKineticsEnergetic significanceConcentration samples
2000
Femtosecond Multicolor Pump−Probe Spectroscopy of Ferrous Cytochrome c †
Wang W, Ye X, Demidov A, Rosca F, Sjodin T, Cao W, Sheeran M, Champion P. Femtosecond Multicolor Pump−Probe Spectroscopy of Ferrous Cytochrome c †. The Journal Of Physical Chemistry B 2000, 104: 10789-10801. DOI: 10.1021/jp0008602.Peer-Reviewed Original ResearchFemtosecond coherence spectroscopyLigand photolysisQuantum yieldAbsorption spectraTransient absorption spectraFerrous cytochrome cHigh quantum yieldUltrafast laser spectroscopyTi:sapphire laserInduce coherent oscillationsLigand recombinationMethionine ligandGeminate rebindingPhotolysis timeQ-bandCm-1Pulsed photoexcitationVibrational modesStructural relaxationCoherence spectroscopyHeme ironMP-8PhotolysisCoherent oscillationsLaser spectroscopy