amnesia
发表于 2025-3-23 12:18:39
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Insufficient
发表于 2025-3-23 17:02:45
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delegate
发表于 2025-3-23 21:50:35
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悲痛
发表于 2025-3-24 00:19:46
The Synthesis of Fluorine-Containing Pterinshylene group. To approach this study we have examined the reactions of 2,4,5-triaminopteridin-6(lH)-one (.) with a number of readily available di-and trifluoromethyl carbonyl compounds. We have also examined the electrostatic potentials of the molecules associated with the introduction of fluorine into the pyrazine ring and its substituents.
极肥胖
发表于 2025-3-24 03:16:45
Characterization of the Iron Environment in Recombinant Human Tyrosine Hydroxylase, Using Mössbauer e(III) during the reaction.. It has been shown that the tetrahydropterin cofactor can reduce this Fe(III) back to Fe(II), in addition to its function as an electron donor during the catalytic turnover..
横截,横断
发表于 2025-3-24 07:35:38
Image Understanding and the Cell World Models on some new compounds, reactions, and ring systems, which were investigated during the preparation of a pteridine with a functionalised side chain at position 3. This pteridine was successfully attached to the 5’-OH of a synthetic oligonucleotide.
Entrancing
发表于 2025-3-24 12:03:35
Rudolf Avenhaus,Reiner K. Huberverall process. This converts the oxidized form of cofactor, a quinoid dihydropterin., back to the starting tetrahydrobiopterin at the expense of NADH allowing cofactor to be used catalytically. The clinical symptoms of patients with a deficiency of DHPR have shown that cofactor regeneration is essential..
山顶可休息
发表于 2025-3-24 15:38:42
Blood Bank Standards and Procedure Manualsfunction of the central nervous system has resulted in a great deal of interest in the enzyme over the years, very little is known about the actual mechanism of catalysis. This report describes recent studies towards elucidating the mechanism of this important monooxygenase.
champaign
发表于 2025-3-24 20:36:22
P. Zoller,E. Matthias,S. J. Smithe cofactor activity. 6R-BH4 molecule, however, is unstable at physiological pH under oxidative conditions. Previous studies on the stereochemistry of this molecule were generally performed at acidic pH. or with the dihydrochloride crystal of it.. In these studies, the atoms of N5 or Nl and N5 of the pterin ring were protonated.
暂时中止
发表于 2025-3-25 02:09:21
Mindo/3 Molecular-Orbital Calculations on the 6R-BH4 Molecule and Its Metabolic Precursors : Conforme cofactor activity. 6R-BH4 molecule, however, is unstable at physiological pH under oxidative conditions. Previous studies on the stereochemistry of this molecule were generally performed at acidic pH. or with the dihydrochloride crystal of it.. In these studies, the atoms of N5 or Nl and N5 of the pterin ring were protonated.