عنوان

Hemoglobin :

3642808018

9783642808012

b574144

Hemoglobin :

[Book]

cooperativity and electronic properties.

M Weissbluth

[Place of publication not identified]

Springer

2012

I Amino Acids, Peptides and Proteins.- 1.1 Amino Acids.- 1.2 Peptides.- 1.3 Proteins.- II Hemoglobin.- 2.1 Primary Structure.- 2.2 Spin States.- 2.3 Heme.- 2.4 Secondary and Tertiary Structure.- 2.5 Quaternary Structure.- 2.6 Dissociated Hemoglobin.- III Oxygenation Characteristics.- 3.1 Equilibrium Curves.- 3.2 Quantitative Description.- 3.3 The Bohr Effect.- 3.4 Thermodynamic and Kinetic Properties.- IV Approaches to Cooperativity.- 4.1 The Monod-Wyman-Changeux (MWC) Model.- 4.2 The Koshland-Nemethy-Filmer (KNF) Model.- 4.3 Stereochemical Theory.- 4.4 Magnetic Resonance.- 4.5 Discussion.- V Electronic States of Iron.- 5.1 Free Ions.- 5.2 Cubic Symmetry.- 5.2.1 Symmetry Elements.- 5.2.2 Basis Functions.- 5.2.3 Coupling Coefficients.- 5.2.4 Crystal Field Potential.- 5.3 Tetragonal and Rhombic Symmetries.- 5.4 One-Electron Energies.- 5.5 Multielectron Configurations.- 5.6 Kramers Theorem.- 5.7 The Jahn-Teller Effect.- 5.8 Molecular Orbitals.- VI Magnetic Properties.- 6.1 General Features.- 6.1.1 Electron Spin Resonance.- 6.1.2 Paramagnetic Susceptibility.- 6.2 Electron Spin Resonance of Low-Spin Ferrihemoglobin.- 6.3 Electron Spin Resonance of High-Spin Ferrihemoglobin.- 6.3.1 Spin-Orbit Coupling.- 6.3.2 Spin Hamiltonian.- 6.3.3 Interaction with a Magnetic Field.- 6.4 Paramagnetic Susceptibility.- 6.4.1 Low-Spin Ferrihemoglobin.- 6.4.2 High-Spin Ferrihemoglobin.- 6.4.3 Ferrohemoglobin.- 6.5 Discussion.- VII Molecular Orbitals and Optical Spectra.- 7.1 Computational Method.- 7.1.1 Extended Huckel Method with Self-Consistent Charge (EH-SCC).- 7.1.2 Symmetry Considerations.- 7.2 Results of Molecular Orbital Calculations.- 7.3 Optical Spectra.- VIII Mossbauer Spectroscopy.- 8.1 General Features.- 8.1.1 Isomer Shift.- 8.1.2 Quadrupole Splitting.- 8.1.3 Magnetic Hyperfine Interactions.- 8.2 Mossbauer Spectra of Hemoglobin.- 8.3 Theoretical Interpretation and Discussion.- 8.3.1 Quadrupole Splitting.- 8.3.2 Magnetic Hyperfine Interaction.- IX Further Aspects.- 9.1 Diamagnetism of Oxyhemoglobin.- 9.2 The Jahn-Teller Effect and Cooperativity in Hemoglobin.- References.

M Weissbluth

M Weissbluth

[Book]

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