05076nam 2200661Ia 450 991083073020332120230829003219.01-280-72283-597866107228393-527-60933-43-527-60949-0(CKB)1000000000376450(EBL)481970(OCoLC)77602792(SSID)ssj0000122439(PQKBManifestationID)11140006(PQKBTitleCode)TC0000122439(PQKBWorkID)10123893(PQKB)11571771(MiAaPQ)EBC481970(EXLCZ)99100000000037645020060825d2006 uy 0engur|n|---|||||txtccrCis-trans isomerization in biochemistry[electronic resource] /edited by Christophe DugaveWeinheim Wiley-VCHc20061 online resource (372 p.)Description based upon print version of record.3-527-31304-4 Includes bibliographical references and index.cis-trans Isomerization in Biochemistry; Contents; Preface; List of Contributors; 1 Nomenclature; 2 General Mechanisms of Cis-Trans Isomerization: A Rapid Survey; 2.1 Introduction; 2.2 Homolytic Cis-Trans Isomerization; 2.3 Heterolytic Cis-Trans Isomerization; 3 Mechanisms of Cis-Trans Isomerization around the Carbon-Carbon Double Bonds via the Triplet State; 3.1 A Concept of a Triplet-Excited Region; 3.2 Triplet-State Isomerization in Retinal; 3.2.1 Cis-Trans Isomerization Examined by Electronic Absorption and Raman Spectroscopies and by High-Performance Liquid Chromatography Analysis3.2.2 Triplet-Excited Region in All-trans-Retinal Shown in Terms of Stretching Force Constants Determined by Raman Spectroscopy and Normal Coordinate Analysis [9]3.2.3 Dynamic Triplet-Excited Region in Retinal As Revealed by Deuteration Effects on the Quantum Yields of Isomerization via the T(1) State (Okumura, Koyama, unpublished results); 3.2.4 Summary and Future Trends; 3.3 Triplet-State Isomerization in β-Carotene and Spheroidene; 3.3.1 Cis-Trans Isomerization in β-Carotene Studied by Electronic Absorption and Raman Spectroscopies and by HPLC Analysis3.3.2 Cis-Trans Isomerization in Spheroidene Studied by Time-Resolved Absorption Spectroscopy and by HPLC Analysis [17]3.3.3 The Triplet-Excited Region of All-trans-Spheroidene in Solution and the Triplet-State Structure of 15-cis-Spheroidene Bound to the Bacterial Reaction Center Determined by Raman Spectroscopy and Normal Coordinate Analysis [18]; 3.3.3.1 All-trans-Spheroidene in Solution; 3.3.3.2 15-cis-Spheroidene Bound to the Reaction Center3.3.4 Conformational Changes and the Inversion of Spin-Polarization Identified by Low-Temperature Electron Paramagnetic Resonance Spectroscopy of the Reaction Center-Bound 15-cis-Spheroidene: A Hypothetical Mechanism of Triplet-Energy Dissipation [19]3.3.5 Summary and Future Trends; 3.4 Spectroscopic and Analytical Techniques for Studying Cis-Trans Isomerization in the T(1) State; 3.4.1 Spectroscopic Techniques: Electronic Absorption, Raman, and Magnetic Resonance Spectroscopies; 3.4.2 A Useful Analytical Technique: Singular-Value Decomposition Followed by Global Fitting [23-25]4 Retinal Binding Proteins4.1 Retinal Chromophore in Rhodopsins; 4.1.1 Specific Color Regulation of the Retinal Chromophore in Protein; 4.1.2 Unique Photochemistry of the Retinal Chromophore in Protein; 4.2 Photoisomerization in Visual Rhodopsins; 4.2.1 Structure and Function of Visual Rhodopsins; 4.2.2 Primary Process in Vision Studied by Ultrafast Spectroscopy; 4.2.3 Structural Changes of the Chromophore and Protein upon Retinal Photoisomerization; 4.3 Photoisomerization in Archaeal Rhodopsins; 4.3.1 Structure and Function of Archaeal Rhodopsin4.3.2 Primary Process in Bacterial Photosynthesis and Light Sensor Studied by Ultrafast SpectroscopyCollating the knowledge from over 20,000 publications in chemistry, biology and nanotechnology, this handbook is the first to comprehensively present the state of the art in one ready reference. A team of international authors connects the various disciplines involved, covering cis-trans isomerization of double bonds and pseudo-double bonds, as well as other cis-trans isomerizations.For biochemists, organic chemists, physicochemists, photochemists, polymer and medicinal chemists.BiomoleculesStereochemistryIsomerismBiochemistryBiomolecules.Stereochemistry.Isomerism.Biochemistry.547.12252547.7804452Dugave Christophe1593251MiAaPQMiAaPQMiAaPQBOOK9910830730203321Cis-trans isomerization in biochemistry3913292UNINA