Browse by Subject "Biophysics, General"

• (1992)
We have analyzed the behavior of a linear, cyclic, four state model of regulation of contraction of smooth muscle. The model involves twenty one parameters: sixteen rate constants, three initial conditions, and NT$\sb3$ ...

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• (1975)

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• (2009)
Experimental methods in biology are generally able to provide low-resolution data on specific functions of biomolecules, or high-resolution data on structures and other properties in states of questionable physiological ...

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• (1989)
Bacterium Rhodopseudomonas viridis has four c-type cytochromes integrated to a single protein subunit of the reaction center complex. Two of them are high redox midpoint potential hemes (cyt-c559; Em = 380 mV and cyt-c556; ...

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• (2009)
C-type lectins are a prominent class of pathogen recognition receptors in the innate immune system. The three pathogen recognition lectins studied in this thesis are the mannose binding protein (MBP), the dendritic ...

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• (1983)
In vitro assays for N-acetylgalactosaminyl transferase and glucuronosyl transferase II were developed and utilized to determine kinetic parameters which define the substrate specificity of the enzymes toward a series of ...

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• (1991)
This thesis is a report of cation effects on the purple membrane of Halobacterium halobium. Included are proton and divalent cation studies using purple, blue, and pink membranes and the apoprotein. The blue species of ...

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• (1984)
The soluble emzyme bromperoxidase isolated from the marine green algae P. capitatus is capable of catalyzing halide oxiations while in the presence of peroxide. Protein purification and characterization of this enzyme ...

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• (1992)
Fluorescence digital imaging microscopy was used to characterize the lateral distribution of the lipid and protein components of fluorescently labeled erythrocyte membranes. Experiments with erythrocytes and erythrocyte ...

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• (1992)
Protonation and electron transfer events in reaction centers (RCs) from photosynthetic purple bacterium Rhodobacter sphaeroides were investigated by characterization of site-directed mutants. The RC deletion mutant GaKM(+) ...

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• (1990)
The ability of myofilament space calcium to modulate the sarcoplasmic reticulum (s.r.) calcium release channel in skeletal muscle was investigated. Two different experimental techniques were used to study this phenomenon. ...

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• (2009)
The structure of zein, its hydropathic behavior, and its ability to form stable aggregates in colloidal solutions provides an excellent model to study hydrophobic proteins and aggregation processes. In this research the ...

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• (1994)
Cone visual pigments are responsible for color vision. Although a large amount is known about rod pigments, relatively little is known about cone pigments. This thesis describes the identification and characterization of ...

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• (1968)

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• (1972)

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• (1983)
The three themes of the thesis are: (1) the search for light-activated enzymes in octopus photoreceptors analogous to those found in vertebrates' photoreceptors, (2) the question of which photointermediate(s) of photoexcited ...

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• (2009)
Mechanical proteins perform a vital role in cells by transmitting and bearing mechanical forces involved in cell growth, locomotion, and adhesion. Little is known at the molecular level that explains how such proteins are ...

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• (1996)
The pH dependent properties of proteins can be successfully modeled using continuum electrostatic methods provided that a sufficiently detailed and accurate model of the protein system is used. In this work, the effects ...

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• (1988)
The charge transfer band near 760nm (band III) in myoglobin (Mb) is sensitive to local heme conformation. In photodissociated MbCO at 5K, the band is red shifted with respect to the deoxy wavelength; the protein structure ...

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• (1990)
Below the glass-transition temperature of the solvent, heme proteins are frozen into static conformations, and ligand rebinding is well described with a time- and temperature-independent distribution of enthalpic barriers, ...

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