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semiquinone

National Institutes of Health

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cyclic ketone

Papers overview

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2005
2005
The role of pyrrolo-quinoline semiquinone forms in the mechanism of action of methanol dehydrogenase.
On storage of methanol dehydrogenase of Hyphomicrobium X as a solution, the electron spin resonance (ESR) spectrum becomes more… 
2000
2000
Linkage and redox isomerism in ruthenium complexes of catecholate, semiquinone, and o-acylphenolate ligands derived from 1,2-dihydroxy-9,10-anthracenedione (alizarin) and related species: syntheses…
The complexes Ru(CO)2L2(AL-2H) (AL = alizarin; L = PPh3, PCyc3, PBu3, P(m-NaSO3C6H4)3), Ru(CO)(dppe)(PBu3)(AL-2H), and RuH(CO)L2… 
1986
1986
Regulation of dehydrogenases/one-electron transferases by modification of flavin redox potentials. Effect of product binding on semiquinone stabilization in yeast flavocytochrome b2.
Spectroscopic and potentiometric measurements have been carried out, at room temperature, during anaerobic titrations of… 
1986
1986
Electron-transfer reactions between flavodoxin semiquinone and c-type cytochromes: comparisons between various flavodoxins.
As an extension of previous work from this laboratory using Clostridium pasteurianum flavodoxin [Tollin, G., Cheddar, G., Watkins… 
1985
1985
Kinetics of reduction of high redox potential ferredoxins by the semiquinones of Clostridium pasteurianum flavodoxin and exogenous flavin mononucleotide. Electrostatic and redox potential effects.
We have measured the ionic strength dependence of the rate constants for the electron-transfer reactions of flavin mononucleotide… 
Highly Cited
1984
Highly Cited
1984
Electron transfer between flavodoxin semiquinone and c-type cytochromes: correlations between electrostatically corrected rate constants, redox potentials, and surface topologies.
We have measured the ionic strength dependence of the rate constants for electron transfer from the semiquinone of Clostridium… 
Highly Cited
1984
Highly Cited
1984
Electron-transfer reactions of photoreduced flavin analogues with c-type cytochromes: quantitation of steric and electrostatic factors.
We have found correlations between rate constants and the difference in redox potential of the reactants for electron-transfer… 
1982
1982
Reactions of Adriamycin with haemoglobin. Superoxide dismutase indirectly inhibits reactions of the Adriamycin semiquinone.
The Adriamycin semiquinone produced by the reaction of xanthine oxidase and xanthine with Adriamycin has been shown to reduce… 
1979
1979
Spontaneous generation of adriamycin semiquinone radicals at physiologic pH.
Adriamycin semiquinone radicals are spontaneously generated by adriamycin solutions at physiologic pH. Rate of radical formation… 
1973
1973
Effect of ultraviolet on the distribution pattern of microfilaments and microtubules and on the nucleus in human melanocytes.
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