Physical Principles and Techniques of Protein Chemistry, Part 3Sydney J. Leach |
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Page 403
... helical content by the [ m ' ] 233 method and then refine this value , as well as to estimate the content of other struc- tures by comparison of the experimental ORD with the computed curves of Greenfield et al . , over the whole ...
... helical content by the [ m ' ] 233 method and then refine this value , as well as to estimate the content of other struc- tures by comparison of the experimental ORD with the computed curves of Greenfield et al . , over the whole ...
Page 415
... helical poly - L - tyrosine into four com- ponent Gaussian bands at 270 and 248 nm for tyrosine and at 224 and 190 nm for the a - helical Cotton effects . Kronig - Kramers transformations of these components into ORD curves yielded a ...
... helical poly - L - tyrosine into four com- ponent Gaussian bands at 270 and 248 nm for tyrosine and at 224 and 190 nm for the a - helical Cotton effects . Kronig - Kramers transformations of these components into ORD curves yielded a ...
Page 416
... helical form at pH 5.78 , this becomes a negative Cotton effect . Thus the n- * Cotton effect of the a - helix may overshadow the side - chain Cotton effects ( see , e.g. , Beychok , 1967 ) . This probably explains why the levorotation ...
... helical form at pH 5.78 , this becomes a negative Cotton effect . Thus the n- * Cotton effect of the a - helix may overshadow the side - chain Cotton effects ( see , e.g. , Beychok , 1967 ) . This probably explains why the levorotation ...
Contents
25 | 4 |
E The Isopotential Specific Volume | 10 |
Direct Volume Change | 22 |
Copyright | |
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a-helical a-helix absorption band acid angle B-structure Beychok Biochem Biochemistry Biol Blout c₂ calculated CD band CD spectrum Chem chromophore circular dichroism coefficient Cohn coil complex concentration conformation contribution Cotton effects creatine kinase cross-section denatured determined dipole Doty electron density ellipticity enzyme equation equilibrium exciton experimental factor Fasman function helical content helix intensity interaction kinase Kratky lysozyme magnetic measurements method Moffitt molecular weight molecule myoglobin negative negative band obtained optical activity ORD curve parameters partial specific volume particles peptide perturbation Phys Pilz plot polarized poly-L-proline polymer polypeptides positive procedure protein protein solution pulse Pysh radius of gyration random coil region residues rotational strength rotatory sample Schellman Section shape small-angle solvent spectra sphere studies subunits T₁ temperature theory Tinoco tion transition transition dipole moment tyrosine vector wavefunctions wavelength Woody X-ray zero