Involvement of electron and hydrogen transfers through redox metabolism on activity and toxicity of the nimesulide.

abstract：:In this theoretical study we used density functional theory to calculate the molecular and crystalline structures of sodium selenite. Our structural results were compared with experimental data. From the molecular structure we determined the ionization potential, electronic affinity, and global reactivity parameters l...

journal_title：Journal of molecular modeling

authors： Barraza-Jiménez D,Flores-Hidalgo MA,Galvan DH,Sánchez E,Glossman-Mitnik D

更新日期：2011-04-01 00:00:00

abstract：:First principles calculations have been performed for C60@C180 carbon double-layer endofullerenes with up to: three diatomic radioiodine molecules (131I2), two potassium radio-iodide (K131I), and three sodium radio-iodide (Na131I) inside. The plane-wave pseudopotential (PP) method within the general gradient approxima...

journal_title：Journal of molecular modeling

authors： Valderrama A,Reynoso R,Gómez RW,Quintana M,Romero M

更新日期：2017-12-04 00:00:00

abstract：:Structure-olfactive threshold relationships for 40 pyrazine derivatives have been studied by multivariate statistical analysis. Variable descriptors used to describe the molecules studied were obtained using molecular-mechanics software. A correlation coefficient of 0.82 was obtained when all the molecules were includ...

journal_title：Journal of molecular modeling

authors： Zakarya D,Farhaoui L,Hamidi M,Bouachrine M

更新日期：2006-09-01 00:00:00

abstract：:This theoretical study presents a comparative analysis of the molecular properties of heterocyclic (C2H4O...HF and C2H5...HF) and homocyclic (C3H6...HF) hydrogen-bonded complexes. Initially, the equilibrium geometries of these complexes were analyzed in detail at the B3LYP/6-311++G(d,p) level of theory. Subsequently, ...

journal_title：Journal of molecular modeling

authors： Oliveira BG,Araújo RC,Carvalho AB,Ramos MN

更新日期：2009-02-01 00:00:00

abstract：:Low temperature oxidation of CO to CO2 is an important process for the environment. Similarly adsorption of CO from the releasing sources is also of major concern today. Whereas the potential of gold and silver clusters is well proven for the catalysis of the above mentioned reaction, the potential of aluminum (Al) cl...

journal_title：Journal of molecular modeling

authors： Samanta B,Sengupta T,Pal S

更新日期：2018-12-06 00:00:00

abstract：:The Fbw7-Skp1 complex is an essential component in the formation and development of the mammalian cardiovascular system; the complex interaction is mediated through binding of Skp1 C-terminal peptide (qGlu-peptide) to the F-box domain of Fbw7. By visually examining the crystal structure, we identified a typical cation...

journal_title：Journal of molecular modeling

authors： Zhou J,Wang YS

更新日期：2017-09-26 00:00:00

abstract：:Following our recent study on triazane, we present a follow-up study on the thermodynamic properties of triazane's unsaturated analog, triazene. We predict optimized structural parameters, vibrational frequencies, enthalpies of formation, enthalpies of combustion, specific enthalpies of combustion, and proton affiniti...

journal_title：Journal of molecular modeling

authors： Richard RM,Ball DW

更新日期：2008-01-01 00:00:00

abstract：:The formation of selenium species in some biological processes involves the generation of ionic and radical intermediates such as RSe●, RSe-, RSeO●, and RSeO-, among others. We performed a theoretical study of the possible mechanisms for the reaction of the two simplest Se radicals-the hydroselenyl (HSe●) and seleneni...

journal_title：Journal of molecular modeling

authors： Vega-Teijido MA,Kieninger M,Ventura ON

更新日期：2017-12-05 00:00:00

abstract：:The generation of the highly reactive ylide in thiamin diphosphate catalysis is analyzed in terms of the nucleophilicity of key atoms, by means of density functional calculations at X3LYP/6-31++G(d,p) level of theory. The Fukui functions of all tautomeric/ionization forms are calculated in order to assess their reacti...

journal_title：Journal of molecular modeling

authors： Jaña GA,Delgado EJ

更新日期：2013-09-01 00:00:00

abstract：:Natural hIFNγ is a glycoprotein with two N-glycosylation sites in each monomer chain, which are independently and differentially glycosylated. Although glycosylation is not necessary for the activity of the cytokine, it was proposed that it protects the cytokine from proteolytic degradation and thus extends its circul...

journal_title：Journal of molecular modeling

authors： Lilkova E,Petkov P,Ilieva N,Krachmarova E,Nacheva G,Litov L

更新日期：2019-04-25 00:00:00

abstract：:The complementarity plot (CP) is an established validation tool for protein structures, applicable to both globular proteins (folding) as well as protein-protein complexes (binding). It computes the shape and electrostatic complementarities (Sm, Em) for amino acid side-chains buried within the protein interior or inte...

journal_title：Journal of molecular modeling

authors： Basu S

更新日期：2017-12-07 00:00:00

abstract：:Quantum chemical calculations using density functional theory BP86/def2-TZVPP and ab initio methods at CCSD(T)/def2-TZVPP have been carried for the telluroketones H2A=Te (A = C, Si, Ge). DFT calculations have also been carried out for the ketones H2C=E (E = O, S, Se, Te) and for the complexes NHC → [H2A=Te] → B(C6F5)3...

journal_title：Journal of molecular modeling

authors： Jaufeerally NB,Ramasami P,Jerabek P,Frenking G

更新日期：2014-10-01 00:00:00

abstract：:Although molecularly targeted therapy with imatinib has improved treatments of chronic myeloid leukemia (CML), clinical resistance gradually develops in patients with accelerated or blast phase CML. The inability of imatinib to cure CML suggests that inactivation of BCR-ABL kinase activity alone is not sufficient to c...

journal_title：Journal of molecular modeling

authors： Shao S,Yu R,Yu Y,Li Y

更新日期：2014-08-01 00:00:00

abstract：:Ab initio calculations were performed to study the quantum chemistry reactions mechanisms among Hg(0), elemental halogen and O3. The geometry of reactions, transition states (TS), intermediates (M) and products were optimized using the MP2 method at the SDD basis function level for Hg, and using 6-311++G (3df, 3pd) fo...

journal_title：Journal of molecular modeling

authors： Gao Z,Lv S,Yang W,Yang P,Ji S,Meng X

更新日期：2015-06-01 00:00:00

abstract：:Quantum chemical calculations were performed for LiNH2-HMgX (X=H, F, Cl, Br, CH3, OH, and NH2) complexes to propose a new interaction mechanism between them. This theoretical survey showed that the complexes are stabilized through the combinative interaction of magnesium and lithium bonds. The binding energies are in ...

journal_title：Journal of molecular modeling

authors： Yang X,Li Q,Cheng J,Li W

更新日期：2013-01-01 00:00:00

abstract：:We have systematically explored and investigated the geometrical structures, stability, growth pattern, bonding character, and potential energy surface (PES) of the possible isomers of each cluster for planar B(n)P (n = 1 ∼ 7) at the CCSD(T)/6-311+;G(d)//B3LYP/6-311+G(d) level. A large number of planar structures for ...

journal_title：Journal of molecular modeling

authors： Shi R,Shao J,Wang C,Zhu X,Lu X

更新日期：2011-05-01 00:00:00

abstract：:Our recent molecular dynamics (MD) simulation of an insertion/duplication mutant 'L20' of bacteriophage T4 lysozyme demonstrated a solvent induced α→β transition in a loosely held duplicate helical region, while α-helical conformation in the parent region was relatively stabilized by its tertiary interactions with the...

journal_title：Journal of molecular modeling

authors： Kaur H,Sasidhar YU

更新日期：2015-04-01 00:00:00

abstract：:Using molecular dynamics simulations, we investigated the thermal stability and real-time denaturation of a model mini-protein in four solvents: (1) water, (2) 1-ethyl-3-methylimidazolium alaninate [EMIM][ALA] (5 mol% in water), (3) methioninate [EMIM][MET] (5 mol% in water), and (4) tryptophanate [EMIM][TRP] (5 mol% ...

journal_title：Journal of molecular modeling

authors： Chevrot G,Fileti EE,Chaban VV

更新日期：2016-11-01 00:00:00

abstract：:Cathepsin S has been demonstrated to play a crucial role in the remodeling of extracellular matrix proteins such as elastin and collagen, which in turn contribute to the structural integrity of the cardiovascular wall. Atherosclerotic lesions, aneurysm formation, plaque rupture, thrombosis, and calcification are some ...

journal_title：Journal of molecular modeling

authors： Ahmad S,Siddiqi MI

更新日期：2017-03-01 00:00:00

abstract：:NBO-NJC decomposition of vicinal (3)J HH spin-spin coupling constants into Lewis, delocalization, and repolarization contributions are presented. A deep study allows to assign the main contributions to specific orbitals or electron delocalizations between two orbitals. (3)J HH torsional dependence and the substituent ...

journal_title：Journal of molecular modeling

authors： García de la Vega JM,San Fabián J

更新日期：2014-07-01 00:00:00

abstract：:Membranolytic anticancer peptides (ACPs) are drawing increasing attention as potential future therapeutics against cancer, due to their ability to hinder the development of cellular resistance and their potential to overcome common hurdles of chemotherapy, e.g., side effects and cytotoxicity. In this work, we present ...

journal_title：Journal of molecular modeling

authors： Grisoni F,Neuhaus CS,Hishinuma M,Gabernet G,Hiss JA,Kotera M,Schneider G

更新日期：2019-04-05 00:00:00

abstract：:White spot disease caused by the white spot syndrome virus (WSSV) incurs a huge loss to the shrimp farming industry. Since no effective therapeutic measures are available, early detection and prevention of the disease are indispensable. Towards this goal, we previously identified a 12-mer phage displayed peptide (desi...

journal_title：Journal of molecular modeling

authors： Jamalpure S,Panditrao G,Kulabhusan PK,Hameed ASS,Paknikar KM,Joshi M,Rajwade JM

更新日期：2020-09-10 00:00:00

abstract：:Protein folding is a fundamental topic in molecular biology. Conventional experimental techniques for protein structure identification or protein folding recognition require strict laboratory requirements and heavy operating burdens, which have largely limited their applications. Alternatively, computer-aided techniqu...

journal_title：Journal of molecular modeling

authors： Li B,Lin M,Liu Q,Li Y,Zhou C

更新日期：2015-10-01 00:00:00

abstract：:The efficiency and high specificity of tobacco etch virus protease (TEVp) has made it widely used for cleavage of recombinant fusion proteins. However, TEVp suffers from a few intrinsic defects such as self-cleavage, poorly expressed in E. coli and less soluble. So some mutants were designed to improve it, such as S21...

journal_title：Journal of molecular modeling

authors： Wang Y,Zhu GF,Ren SY,Han YG,Luo Y,Du LF

更新日期：2013-11-01 00:00:00

abstract：:Studies of the the three-dimensional quantitative structure-activity relationships for ninety-five c-kit tyrosine kinase inhibitors were performed. Based on a co-crystallized compound (1 T46), known inhibitors were aligned with c-kit by induced-fit docking, and multiple training/test set splitting was performed to val...

journal_title：Journal of molecular modeling

authors： Almerico AM,Tutone M,Lauria A

更新日期：2012-07-01 00:00:00

abstract：:The geometrical structure and electronic properties of bis(10-hydroxybenzo[h]quinolinato)beryllium (Bebq2) molecule and its dimer both in the neutral and in the positively and negatively charged states were studied using quantum-chemical calculations. It is found that the excess charge in the charged systems is locali...

journal_title：Journal of molecular modeling

authors： Safonov AA,Bagaturyants AA

更新日期：2014-08-01 00:00:00

abstract：:The adsorption behavior of sulfur-based toxic gases (H2S and SO2) on armchair silicene nanoribbons (ASiNRs) was investigated using first-principles density functional theory (DFT). Being a zero band gap material, application of bulk silicene is limited in nanoelectronics, despite its high carrier mobility. By restrict...

journal_title：Journal of molecular modeling

authors： Walia GK,Randhawa DKK

更新日期：2018-03-16 00:00:00

abstract：:Multi-tetrazole derivatives with conjugated structures were designed and investigated in this study. Using quantum chemistry methods, the crystal structures, electrostatic potentials (ESPs), multicenter bond orders, HOMO-LUMO energy gaps, and detonation properties of the derivatives were calculated. As expected, these...

journal_title：Journal of molecular modeling

authors： Sun S,Lu M

更新日期：2018-06-23 00:00:00

abstract：:The title compound, C(6)H(4)N(4)S(2)·C(3)H(7)NO, crystallizes in the monoclinic space group C 2/c with a = 26.673(5), b = 5.397(1), c = 16.522(3) Å, β = 95.49(3)°, Z = 8, R = 0.0461 for 1891 reflections with I > 2σ(I) and 174 parameters (4 restraints). Single pteridine-2,4(1 H,3 H)-dithione and dimethylformamide molec...

journal_title：Journal of molecular modeling

authors： Illán-Cabeza NA,Peña-Ruiz T,Moreno-Carretero MN

更新日期：2012-02-01 00:00:00

abstract：:The fractional derivative concept to treat non-isothermal solid state thermal decomposition was employed in this work. Simulated data were compared with the exact solutions for the method validation. Calculated fractional kinetics data for four heating rates were initially considered and the Kissinger-Akahira-Sunose (...

journal_title：Journal of molecular modeling

authors： Carvalho FS,Braga JP,Marques MBF,Sebastião RCO

更新日期：2020-06-10 00:00:00