Chemistry
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Two Rules on the Protein-Ligand Interaction
So far, we still lack a clear molecular mechanism to explain the protein-ligand interaction on the basis of electronic structure of a protein. By combining the calculation of the full electronic st…
Received 29 December 2008 08:13 UTC; Posted 31 December 2008
Posted to: Chemistry
Three Dimensional Quantitative Structure-Activity Relationships of Sulfonamides Binding Monoclonal Antibody by Comparative Molecular Field Analysis
The three-dimensional quantitative structure-activity relationship (3D-QSAR) model of sulfonamide analogs binding a monoclonal antibody (MabSMR) produced against sulfamerazine, was carried out by c…
Received 12 December 2008 02:36 UTC; Posted 12 December 2008
Posted to: Biotechnology, Chemistry, Pharmacology
New fungal sources for α-L-Rhamnosidase: an important enzyme used in the synthesis of drugs and drug precursors
Two fungal strains were isolated and tentatively identified as Penicillium VY and Aspergillus VY. All the isolated species show the maximum production on third day in a liquid culture media. The pH…
Received 24 November 2008 10:38 UTC; Posted 24 November 2008
Posted to: Biotechnology, Chemistry, Microbiology
Polymorphic (NH): As Polyimidogen and Ammonium Azide Structure-types
This paper reports a productive discussion of bonding principles in the non-metallic 2nd row hydrides. It suggests the inversion of a bonding character, potentially from hydrides of B & C, which ma…
Received 19 November 2008 22:10 UTC; Posted 21 November 2008
Posted to: Chemistry
Comment on “On the Doubly Hydrogen Bonded Dimer of 7-Azaindole (0.1 M) as a Model for DNA Base Pairs in Acetonitrile Solutions at Rt”
In continuation of comments by Catalán, the latest here questions the steady-state emission spectra of 7-azaindole, and hence the validity of non-concerted proton transfer. In this comment, we show…
Received 16 November 2008 02:24 UTC; Posted 21 November 2008
Posted to: Chemistry
Aqueous Electrolyte Ionization over Extreme Ranges as Simple Fundamental Relation with Density and Believed Universal; Sodium Chloride Ionization from 0o to 1000oC and to 1000 MPa (10000 Atm.)
The chemical nature of aqueous electrolyte ionization is illustrated by a simple relationship with water as a reactant believed to correlate ionization of aqueous sodium chloride approaching infini…
Received 05 November 2008 03:05 UTC; Posted 06 November 2008
Posted to: Chemistry, Earth & Environment
Dielectric Constant of Liquids (Fluids) Shown to be Simple Fundamental Relation of Density over Extreme Ranges from – 50o to + 600oC, Believed Universal
Examinations of past complex theoretical equations describing isothermal dielectric constants (ε) of liquids show that none describe experiments throughout and that only a two-constant eq…
Received 05 November 2008 01:02 UTC; Posted 06 November 2008
Posted to: Chemistry, Earth & Environment
Dielectric Constant of Water Discovered to be Simple Function of Density over Extreme Ranges from – 35 to + 600oC and to 1200 MPa (12000 Atm.), Believed Universal
The experimental static dielectric constants (ε) of water formulated by Fernández, et al., (1997-International Association for the Properties of Water and Steam, IAPWS), –35 to 600oC; 0…
Received 04 November 2008 22:21 UTC; Posted 06 November 2008
Posted to: Chemistry, Earth & Environment
Phosphate rich organic manure as fertiliser
Certain types of rock phosphates of sedimentary origin are applied to acidic soils as fertilizer directly. Recent research in India showed that high grade rock phosphate in fine size when used as a…
Received 18 October 2008 13:58 UTC; Posted 21 October 2008
Posted to: Chemistry
Principal basis for enzyme power
The reaction rate enhancement that enzymes produce had not been fully appreciated. The object of the article is to present the mechanism of the enormous catalytic power of the enzymes. I conclude t…
Received 17 October 2008 16:08 UTC; Posted 24 October 2008
Posted to: Chemistry, Molecular Cell Biology