Molecular modelling and vibrational investigations of ammonium-based ionic liquid (CLTOAB).

abstract：:Galantamine (Gnt) is a natural alkaloid inhibitor of acetylcholinesterase and is presently one of the most used drugs in the treatment against Alzheimer's disease during both the initial and intermediate stages. Among several natural Gnt derivatives, sanguinine (Sng) and lycoramine (Lyc) attract attention because of t...

journal_title：Journal of biomolecular structure & dynamics

authors： Rocha REO,Lima LHF

更新日期：2019-04-01 00:00:00

abstract：:Tetra-(4-N-methylpyridyl)-porphyrin, (T4MPyP), is a tetracationic porphyrin that binds to G-C sequences of DNA by means of an intercalative mode. In order to extend its selective sequence recognition capacity for bases beyond the intercalation site, and in the major groove, we have undertaken the theoretical design of...

journal_title：Journal of biomolecular structure & dynamics

authors： Hui X,Gresh N

更新日期：1993-10-01 00:00:00

abstract：:Earlier identified strongest nucleosome DNA sequences of A. thaliana, those with visible 10-11 base sequence periodicity, are mapped along chromosomes. Resulting positional distributions reveal distinct maxima, one per chromosome, located in the centromere regions. Sequence-directed nucleosome mapping demonstrates tha...

journal_title：Journal of biomolecular structure & dynamics

authors： Salih B,Trifonov EN

更新日期：2015-01-01 00:00:00

abstract：:Local conformational changes and global unfolding pathways of wildtype xyn11A recombinant and its mutated structures were studied through a series of atomistic molecular dynamics (MD) simulations, along with enzyme activity assays at three incubation temperatures to investigate the effects of mutations at three differ...

journal_title：Journal of biomolecular structure & dynamics

authors： Sutthibutpong T,Rattanarojpong T,Khunrae P

更新日期：2018-11-01 00:00:00

abstract：:Medicinal herbs have proved along history to be a source of multiple cures. In this paper, we demonstrate how hydroxychloroquine can act as a good inhibitor of SARS-CoV-2 Spike protein receptor-binding-domain using molecular docking studies. We also unveil how hydroxychloroquine can interfere in the prevention of Lys3...

journal_title：Journal of biomolecular structure & dynamics

authors： Sehailia M,Chemat S

更新日期：2020-07-22 00:00:00

abstract：:The nucleoprotein (NP) binds the viral RNA genome as oligomers assembled with the polymerase in a ribonucleoprotein complex required for transcription and replication of influenza A virus. Novel antiviral candidates targeting the nucleoprotein either induced higher order oligomers or reduced NP oligomerization by targ...

journal_title：Journal of biomolecular structure & dynamics

authors： Tarus B,Bertrand H,Zedda G,Di Primo C,Quideau S,Slama-Schwok A

更新日期：2015-09-01 00:00:00

abstract：:Drug resistant mutations have severely restricted the success of HIV therapy. These mutations frequently involve the aspartic protease encoded by the virus. Knowledge of the molecular mechanisms underlying the conformational changes of HIV-1 protease mutants may be useful in developing more effective and longer lastin...

journal_title：Journal of biomolecular structure & dynamics

authors： Purohit R,Rajendran V,Sethumadhavan R

更新日期：2011-08-01 00:00:00

abstract：:The nature of the H-bonds between the human protein HLA-DR1 (DRB*0101) and the hemagglutinin peptide HA306-318 has been studied using the Quantum Theory of Atoms in Molecules for the first time. We have found four H-bond groups: one conventional CO··HN bond group and three nonconventional CO··HC, π··HC involving aroma...

journal_title：Journal of biomolecular structure & dynamics

authors： Aray Y,Aguilera-García R,Izquierdo DR

更新日期：2019-01-01 00:00:00

abstract：:A new molecular mechanism of trinucleotide expansion diseases is suggested. The mechanism involves the formation of double-helical RNA hairpins by transcripts carrying (CNG)(n) sequences, which are processed via the RNAi pathway with subsequent RNA silencing of genes containing (CNG)(n) sequences. Depletion of protein...

journal_title：Journal of biomolecular structure & dynamics

authors： Malinina L

更新日期：2005-12-01 00:00:00

abstract：:The functional aspect of several mycobacterium proteins annotated as hypothetical are yet to be discovered. In the present investigation, in silico approaches were used to predict the biological function of some of the unknown Mtb proteins, which were further validated by wet lab experiments. After screening thousands...

journal_title：Journal of biomolecular structure & dynamics

authors： Kumar A,Sharma A,Kaur G,Makkar P,Kaur J

更新日期：2017-05-01 00:00:00

abstract：:Biomembranes and lipid systems are rich in unsaturated lipid components and are subject to photo-induced lipid peroxidation. The peroxidized lipid products in cellular systems are known to affect the structural organization and function of the biomembrane. We employed molecular dynamics simulations to study the effect...

journal_title：Journal of biomolecular structure & dynamics

authors： Kumar S,Rana R,Yadav DK

更新日期：2020-03-05 00:00:00

abstract：:Nuclear quadrupole relaxation is a sensitive measure of electrolyte environments. We used the relaxation of 23Na to probe mobile ion-matrix interactions and the electrostatic structure of the polyelectrolyte extracellular matrix of cartilage. Specifically, we measured spin-lattice and spin-spin relaxation times of 23N...

journal_title：Journal of biomolecular structure & dynamics

authors： Dai H,McFarland EW

更新日期：1996-04-01 00:00:00

abstract：:In present work, we describe a methodology for prediction of an enzymatic reaction for which no experimental data are available except for a gene sequence. As a challenging case, we have developed the method for identifying the putative substrates of monoester phosphatases, commonly known as acid phosphatase enzymes, ...

journal_title：Journal of biomolecular structure & dynamics

authors： Zamani Amirzakaria J,Malboobi MA,Marashi SA,Lohrasebi T

更新日期：2020-07-02 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 solution structure of two double helical nucleic acid fragments, viz, r(CGCGCG) and d(CGCGCG), was probed by means of two-dimensional nuclear Overhauser effect spectroscopy. The two compounds were selected as models for the A-type and B-type double helical conformations, respectively, and it is shown that for each...

journal_title：Journal of biomolecular structure & dynamics

authors： Haasnoot CA,Westerink HP,van der Marel GA,van Boom JH

更新日期：1984-10-01 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：:HIV protease inhibitors (PIs) approved by the FDA (US Food and Drug Administration) are a major class of antiretroviral. HIV-2 protease (PR2) is naturally resistant to most of them as PIs were designed for HIV-1 protease (PR1). In this study, we explored the impact of amino-acid substitutions between PR1 and PR2 on th...

journal_title：Journal of biomolecular structure & dynamics

authors： Triki D,Kermarrec M,Visseaux B,Descamps D,Flatters D,Camproux AC,Regad L

更新日期：2020-10-01 00:00:00

abstract：:All major suggestions about the nucleosome positioning sequence pattern(s) are overviewed. Two basic binary periodical patterns are well established: in purine/pyrimidine alphabet - YRRRRRYYYYYR and in strong/weak alphabet -SWWWWWSSSSSW. Their merger in four-letter alphabet sequence coincides with first ever complete ...

journal_title：Journal of biomolecular structure & dynamics

authors： Trifonov EN

更新日期：2010-06-01 00:00:00

abstract：:Room temperature mid-infrared experiments between 500 and 1800 cm(-1) have been performed on crystalline deoxyadenosine as a function of pressure up to about 10 GPa. Discontinuities observed near 2 and 4 GPa indicate that two separate phase transitions occur at these pressures. Changes in the spectra suggest that both...

journal_title：Journal of biomolecular structure & dynamics

authors： Lee SA,Lettress L,Anderson A

更新日期：2007-06-01 00:00:00

abstract：:Rho-associated protein kinases (ROCKs) are a member of the serine/threonine protein kinase family and potential therapeutic target for various diseases. This enzyme has two isoforms, Rho-associated protein kinase I (ROCKI) and Rho-associated protein kinase II (ROCKII). They share an overall 65% homology in all amino a...

journal_title：Journal of biomolecular structure & dynamics

authors： Bayel Secinti B,Tatar G,Taskin Tok T

更新日期：2019-06-01 00:00:00

abstract：:Mycobacterium tuberculosis remains one of the most successful bacterial pathogens worldwide. The development of drug-resistant strains and the ability of the bacteria to persist in a latent form in the host are major problems for tuberculosis (TB) control. Glyoxylate shunt is a metabolic bypass of the Krebs cycle and ...

journal_title：Journal of biomolecular structure & dynamics

authors： Shukla R,Shukla H,Tripathi T

更新日期：2020-04-30 00:00:00

abstract：:Phytoestrogens are dietary estrogens having similar structure as of estrogen. Some of these phytoestrogens are androgen receptor (AR) antagonists and exhibit preventive role in the prostate cancer. However, in androgen-independent prostate cancer (AIPC) the ARs were mutated (T877A, W741L, F876L, etc.) and these mutant...

journal_title：Journal of biomolecular structure & dynamics

authors： Selvaraj D,Muthu S,Kotha S,Siddamsetty RS,Andavar S,Jayaraman S

更新日期：2021-02-01 00:00:00

abstract：:Understanding, at the molecular level, the effect of AMPs on biological membranes is of crucial importance given the increasing number of multidrug-resistant bacteria. Being part of an ancient type of innate immunity system, AMPs have emerged as a potential solution for which bacteria have not developed resistance. Tr...

journal_title：Journal of biomolecular structure & dynamics

authors： Velasco-Bolom JL,Garduño-Juárez R

更新日期：2021-01-05 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：:Human β-defensin-3 (HβD-3) is an endogenous antimicrobial peptide with potent and broad killing activity against various microorganisms, and thus, it is an attractive candidate for the development of novel peptide antibiotics, but its antimicrobial mechanism remains elusive. To characterize the mechanism, we used mult...

journal_title：Journal of biomolecular structure & dynamics

authors： Zhao X,Yu H,Yang L,Li Q,Huang X

更新日期：2015-01-01 00:00:00

abstract：:Diabetes is very much known as a wide-spread disorder all around the world with serious complications for the diabetic patient. In order to reduce these complications, inhibition the activity of aldose reductase (AR) and cyclooxygenase-2 (COX-2) enzymes is a proposed pathway. Within this work potency of curcumin (CUR)...

journal_title：Journal of biomolecular structure & dynamics

authors： Mirzaei M,Harismah K,Soleimani M,Mousavi S

更新日期：2020-07-31 00:00:00

abstract：:We study the CaM-peptide interactions for four CaM-related peptides with different calcium equivalents, using the hCaM-M124C-mBBr biosensor and Molecular Dynamics (MD). Due to the high sensitivity of the biosensor, we were able to calculate five Kds based on the number of calcium equivalents for each peptide, showing ...

journal_title：Journal of biomolecular structure & dynamics

authors： Sosa-Peinado A,León-Cruz E,Velázquez-López I,Matuz-Mares D,Cano-Sánchez P,González-Andrade M

更新日期：2020-10-30 00:00:00

abstract：:Tyrosinase plays an important role in melanin biosynthesis and protects skin against ultraviolet radiations. Functional deficiency of tyrosinase results in serious dermatological diseases. Tyrosinase also participates in neuromelanin formation in the human brain, which leads to neurodegeneration resulting in Parkinson...

journal_title：Journal of biomolecular structure & dynamics

authors： Ghayas S,Ali Masood M,Parveen R,Aquib M,Farooq MA,Banerjee P,Sambhare S,Bavi R

更新日期：2020-07-01 00:00:00

abstract：:The efforts to limit the spread of the tuberculosis epidemic have been challenged by the rise of drug-resistant strains of Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis. It is critical to discover new chemical scaffolds acting on novel or unexploited targets to beat this drug-resistant pathogen...

journal_title：Journal of biomolecular structure & dynamics

authors： Pandey P,Chatterjee S,Berida T,Doerksen RJ,Roy S

更新日期：2020-12-22 00:00:00

abstract：:Communicated by Ramaswamy H. Sarma. ...

journal_title：Journal of biomolecular structure & dynamics

authors： Gonçalves RL,Leite TCR,Dias BP,Caetano CCDS,de Souza ACG,Batista UDS,Barbosa CC,Reyes-Sandoval A,Coelho LFL,Silva BM

更新日期：2020-11-06 00:00:00