Docking analysis insights quercetin can be a non-antibiotic adjuvant by inhibiting Mmr drug efflux pump in Mycobacterium sp. and its homologue EmrE in Escherichia coli.

abstract：:A first principles calculation of the correlation function for conformational motion (CM) in proteins is carried out within the framework of a microscopic model of a protein as a heterogeneous system. The fragments of the protein are assumed to be identical hard spheres undergoing the CM within their conformational po...

journal_title：Journal of biomolecular structure & dynamics

authors： Sitnitsky AE

更新日期：2000-02-01 00:00:00

abstract：:Unselective and reversible adsorption of ligands on DNA for a model of binding proposed by Zasedatelev, Gursky, and Volkenshtein is considered. In this model, the interaction between neighboring ligands located at the distance of i binding centers is characterized by the statistical weight ai. Each ligand covers L bin...

journal_title：Journal of biomolecular structure & dynamics

authors： Lando DY,Nechipurenko YD

更新日期：2008-10-01 00:00:00

abstract：:The funnel shaped energy landscape model of the protein folding suggests that progression of folding proceeds through multiple pathways, having the multiple intermediates which leads to multidimensional free-energy surface. Herein, we applied all-atom MD simulation to conduct a comparative study on the structure of β-...

journal_title：Journal of biomolecular structure & dynamics

authors： Singh R,Meena NK,Das T,Sharma RD,Prakash A,Lynn AM

更新日期：2020-10-01 00:00:00

abstract：:We present a comparative analysis of an NMR experiment and molecular and harmonic dynamics simulations of an actinomycin D: d(ATGCAT)2 complex. A comparison of NOE measurements and 1/R6 weighted proton-proton distances confirm the general correctness of the Actinomycin D-DNA model proposed by Sobell. There are, howeve...

journal_title：Journal of biomolecular structure & dynamics

authors： Creighton S,Rudolph B,Lybrand T,Singh UC,Shafer R,Brown S,Kollman P,Case DA,Andrea T

更新日期：1989-04-01 00:00:00

abstract：:A theoretical study is presented of the energetic and structural properties of covalent adducts of benzo[a]pyrene and a DNA fragment. Energy optimisation is performed with the use of minimiser with constraints and an advanced semiempirical energy formula. Three types of adducts are studied: an external complex with th...

journal_title：Journal of biomolecular structure & dynamics

authors： Zakrzewska K,Pullman B

更新日期：1987-04-01 00:00:00

abstract：:The Runt domain proteins are eukaryotic transcription factors that regulate major developmental pathways. All members of this family contain a highly-conserved sequence-specific DNA binding domain: the Runt domain (RD). Structural and biochemical studies have shown that the Runt domain undergoes a conformational trans...

journal_title：Journal of biomolecular structure & dynamics

authors： Suad O,Eyal E,Blumenzweig I,Kessler N,Levanon D,Groner Y,Shakked Z

更新日期：2007-02-01 00:00:00

abstract：:Using Fourier transform, we investigate the structural characteristics of genomes for several viruses. The mutual correlations and ordering of the different nucleotides in genomes are compared versus their counterparts from the random sequences with the same nucleotide composition. In order to assess the stastical sig...

journal_title：Journal of biomolecular structure & dynamics

authors： Chechetkin VR,Knizhnikova LA,Turygin AYu

更新日期：1994-10-01 00:00:00

abstract：:P2Y12 receptor is an attractive target for the anti-platelet therapies, treating various thrombotic diseases. In this work, a total of 107 6-aminonicotinate-based compounds as potent P2Y12 antagonists were studies by a molecular modeling study combining three-dimensional quantitative structure-activity relationship (3...

journal_title：Journal of biomolecular structure & dynamics

authors： Zhou S,Fang D,Tan S,Lin W,Wu W,Zheng K

更新日期：2017-10-01 00:00:00

abstract：:A useful property of DMSO solvent has been exploited to reveal a new catalytic route for cytidine amino proton exchange, relevant to exchange in the macromolecular state, but hidden in aqueous solution. Additional exchange mechanisms in aqueous monomeric cytidine (and adenosine) are obscured by the formation of a fast...

journal_title：Journal of biomolecular structure & dynamics

authors： McConnell B

更新日期：1986-12-01 00:00:00

abstract：:At high binding densities acridine orange (AO) forms complexes with ds DNA which are insoluble in aqueous media. These complexes are characterized by high red- and minimal green-luminescence, 1:1 (dye/P) stoichiometry and resemble complexes of AO with ss nucleic acids. Formation of these complexes can be conveniently ...

journal_title：Journal of biomolecular structure & dynamics

authors： Kapuscinski J,Darzynkiewicz Z

更新日期：1984-06-01 00:00:00

abstract：:Malaria is still one of the deadly diseases resulting in deaths of millions of people worldwide and situation has become worse due to alarming rise in anti-malarial drug resistance. Genome sequence availability of Plasmodium falciparum, the main causal organism of severe malaria in humans, has enabled identification o...

journal_title：Journal of biomolecular structure & dynamics

authors： Kaushik A,Subramaniam S,Gupta D

更新日期：2014-01-01 00:00:00

abstract：:The x-ray crystallographic structure of the nucleosome core particle has been determined using 8 A resolution diffraction data. The particle has a mean diameter of 106 A and a maximum thickness of 65 A in the superhelical axis direction. The longest chord through the histone core measures 85 A and is in a non-axial di...

journal_title：Journal of biomolecular structure & dynamics

authors： Uberbacher EC,Bunick GJ

更新日期：1989-08-01 00:00:00

abstract：:Aggregation of amyloid peptide (Aβ) has been shown to be directly related to progression of Alzheimer's disease (AD). Aβ is neurotoxic and its deposition and aggregation ultimately lead to cell death. In our previous work, we reported flavonoid derivative (compound 1) showing promising result in transgenic AD model of...

journal_title：Journal of biomolecular structure & dynamics

authors： Kumar A,Srivastava S,Tripathi S,Singh SK,Srikrishna S,Sharma A

更新日期：2016-06-01 00:00:00

abstract：:Resonance Raman spectra with Q-band excitation are reported for microperoxidase-11, the cytochrome c analog. Spectra were acquired in the mid-frequency range for the oxidized, and reduced forms of the undecapeptide, as well as for the imidazole and carbonyl complexes. Oxidation and spin state marker bands of the undec...

journal_title：Journal of biomolecular structure & dynamics

authors： Laberge M,Vreugdenhil AJ,Vanderkooi JM,Butler IS

更新日期：1998-06-01 00:00:00

abstract：:The subtype, 5-HT7R has been implicated in neurological disorders and presents itself as a promising target for antidepressant drugs. Design of targeted selective ligands, require a sound knowledge of 3D-receptor structure. In absence of receptor structure, structure-based design of targeted ligands relies on generati...

journal_title：Journal of biomolecular structure & dynamics

authors： Jha P,Chaturvedi S,Swastika,Pal S,Jain N,Mishra AK

更新日期：2018-08-01 00:00:00

abstract：:Temporal order ("chronology") of appearance of amino acids and their respective codons on evolutionary scene is reconstructed. A consensus chronology of amino acids is built on the basis of 60 different criteria each offering certain temporal order. After several steps of filtering the chronology vectors are averaged ...

journal_title：Journal of biomolecular structure & dynamics

authors： Trifonov EN

更新日期：2004-08-01 00:00:00

abstract：:Stress tolerance is one of the most prominent and interesting topics in biology since many macro- and micro-adaptations have evolved in resistant organisms that are worth studying. When it comes to confronting various environmental stressors, the extremophile Artemia is unrivaled in the animal kingdom. In the present ...

journal_title：Journal of biomolecular structure & dynamics

authors： Khodajou-Masouleh H,Shahangian SS,Attar F,H Sajedi R,Rasti B

更新日期：2020-07-31 00:00:00

abstract：:The specific interaction between lambda phage Cro repressor and the DNA fragment bearing the consensus sequence of operators has been studied using nuclear magnetic resonance (NMR). Using both 15N- and 13C/15N- labeled lambda-Cro in complex with unlabeled DNA, chemical shift assignments of the lambda-Cro-DNA complex w...

journal_title：Journal of biomolecular structure & dynamics

authors： Tochio H,Kojima C,Matsuo H,Yamazaki T,Kyogoku Y

更新日期：1999-04-01 00:00:00

abstract：:The interaction of Δ- and Λ-[Ru(phen)2DPPZ]2+ (DPPZ = dipyrido[3,2-a:2', 3'-c]phenazine, phen = phenanthroline) with a G-quadruplex formed from 5'-G2T2G2TGTG2T2G2-3'(15-mer) was investigated. The well-known enhancement of luminescence intensity (the 'light-switch' effect) was observed for the [Ru(phen)2DPPZ]2+ complex...

journal_title：Journal of biomolecular structure & dynamics

authors： Park JH,Lee HS,Jang MD,Han SW,Kim SK,Lee YA

更新日期：2018-06-01 00:00:00

abstract：:Erectile dysfunction (ED) is a sexual disorder mainly caused by decrease in cellular concentration of cyclic guanosine monophosphate (cGMP), which is degraded by phosphodiesterase type-5 (PDE-5). As a potent therapeutic target, inhibitors such as Viagra , Cialis, and Levitra have already been developed to target PDE-5...

journal_title：Journal of biomolecular structure & dynamics

authors： Chen CY

更新日期：2010-04-01 00:00:00

abstract：:Under negative superhelical stress, long (TG)n containing repeats experience a stepwise multiple B-Z transitions. We have investigated the effect of the plasmid size on this transitional behavior. A 66-bp (TG)n containing repeat from the 5'-untranscribed region of mouse ribosomal DNA was inserted in a 3-kb, a 6.5-kb a...

journal_title：Journal of biomolecular structure & dynamics

authors： Albert AC,Leng M,Rahmouni AR

更新日期：1995-08-01 00:00:00

abstract：:Trying to answer the question posed in the title, we have carried out a detailed theoretical investigation of the biologically important mechanism of the tautomerization of the A·T Watson-Crick DNA base pair, information that is hard to establish experimentally. By combining theoretical investigations at the MP2 and d...

journal_title：Journal of biomolecular structure & dynamics

authors： Brovarets OO,Hovorun DM

更新日期：2014-01-01 00:00:00

abstract：:In the present study, the impact of chromium(III) complexes ([Cr(salen)(H2O)2](+) (1), [Cr(en)3]3+ (2) and [Cr(EDTA)(H2O)]- (3)) on the biophysical properties of mucin like specific viscosity, zeta potential and particle size has been investigated. It is evident from the present investigation that the nature of the co...

journal_title：Journal of biomolecular structure & dynamics

authors： Shrivastava HY,Sreeram KJ,Nair BU

更新日期：2004-04-01 00:00:00

abstract：:The molecular recognition and discrimination of very similar ligand moieties by proteins are important subjects in protein-ligand interaction studies. Specificity in the recognition of molecules is determined by the arrangement of protein and ligand atoms in space. The three pyrimidine bases, viz. cytosine, thymine, a...

journal_title：Journal of biomolecular structure & dynamics

authors： Usha S,Selvaraj S

更新日期：2014-01-01 00:00:00

abstract：:Human male germ cell-associated kinase (hMAK) is an androgen-inducible gene in prostate epithelial cells, and it acts as a coactivator of androgen receptor signaling in prostate cancer. The 3D structure of the hMAK kinase was modeled based on the crystal structure of CDK2 kinase using comparative modeling methods, and...

journal_title：Journal of biomolecular structure & dynamics

authors： Tanneeru K,Balla AR,Guruprasad L

更新日期：2015-01-01 00:00:00

abstract：:Over 100 variants have been designed and studied, using multiple docking methods such as Autodock Vina, ArgusLab, Molegro Virtual Docker, and Hex-Cuda, to study the effect of alteration in the structure of carbamate-based acetylcholyne esterase (AChE) inhibitors. Sixteen selected systems were then subjected to 14 ns m...

journal_title：Journal of biomolecular structure & dynamics

authors： Mohammadi T,Ghayeb Y

更新日期：2018-01-01 00:00:00

abstract：:NAD(P)H: quinone oxidoreductase 1 (NQO1) inhibitors are proved as promising therapeutic agents against cancer. This study is to determine potent NAD(P)H-dependent NQO1 inhibitors with new scaffold. Pharmacophore-based three-dimensional (3D) QSAR model has been built based on 45 NQO1 inhibitors reported in the literatu...

journal_title：Journal of biomolecular structure & dynamics

authors： Selvakumar R,Anantha Krishnan D,Ramakrishnan C,Velmurugan D,Gunasekaran K

更新日期：2020-02-01 00:00:00

abstract：:The 1H NMR relaxation effects produced by paramagnetic Cr(III) complexes on nucleoside 5'-mono- and -triphosphates in D2O solution at pH' = 3 were measured. The paramagnetic probes were [Cr(III)(H2O)6]3+, [Cr(III)(H2O)3(HATP)], [Cr(III)(H2O)3(HCTP)] and [Cr(III)(H2O)3(UTP)-, while the matrix nucleotides (0.1 M) were H...

journal_title：Journal of biomolecular structure & dynamics

authors： Cini R,Giorgi G,Laschi F,Rossi C,Marzilli LG

更新日期：1990-02-01 00:00:00

abstract：:Hinge-bending in T4 lysozyme has been inferred from single amino acid mutant crystalline allomorphs by Matthews and coworkers. This raises an important question: are the different conformers in the unit cell artifacts of crystal packing forces, or do they represent different solution state structures? The objective of...

journal_title：Journal of biomolecular structure & dynamics

authors： Arnold GE,Manchester JI,Townsend BD,Ornstein RL

更新日期：1994-10-01 00:00:00

abstract：:The conformation of the C-terminal octapeptide fragment of Substance P (SP4-11, Pro-Gln-Gln-Phe-Phe-Gly-Leu-Met-NH2) has been investigated by 2D-NMR and MD methods. The octapeptide exists in a blend of conformations. The molecule seems to shuttle between conformations with gamma-bends either at Phe5 or Gly6 or Gln3 or...

journal_title：Journal of biomolecular structure & dynamics

authors： Coutinho E,Kamath S,Saran A,Srivastava S

更新日期：1998-12-01 00:00:00