Cooperative hydrogen bonds and mobility of the non-aromatic ring as selectivity determinants for human acetylcholinesterase to similar anti-Alzheimer's galantaminics: a computational study.

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：:CLTOAB is an ammonium-based ionic liquid composed of ε-Caprolactam (CL) C6H11NO and tetraoctylammonium bromide (TOAB) (C32H68BrN). In this study, experimental IR and Raman spectra of CLTOAB ionic liquid together with the computational results of the compound have been reported. The optimized geometry, vibrational freq...

journal_title：Journal of biomolecular structure & dynamics

authors： Celik S,Albayrak AT,Akyuz S,E Ozel A

更新日期：2019-07-01 00:00:00

abstract：:The present paper describes design, synthesis, and biological evaluation of a series of some 3-[3-(amino)propoxy]benzenamines as acetylcholinesterase inhibitors using mice as a model and piracetam as a reference drug. The structures of these compounds were confirmed by spectral analysis and compounds were tested for m...

journal_title：Journal of biomolecular structure & dynamics

authors： Malik R,Gupta R,Srivastava S,Choudhary BS,Sharma M

更新日期：2017-08-01 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：:Flavonoids correspond to a major class of polyphenolic phytochemicals with flavone as major parent scaffold. This class of compounds is attributed with very rich nutritional as well as therapeutic values. The present study focuses on a panel of 16 flavonoid molecules that are demonstrated to exhibit various bioactivit...

journal_title：Journal of biomolecular structure & dynamics

authors： Meshram RJ,Bagul KT,Pawnikar SP,Barage SH,Kolte BS,Gacche RN

更新日期：2020-03-01 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 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

abstract：:The concept of "words" in continuous languages devoid of blanks is introduced and an operational definition of words given. With this novel concept nucleotide sequences become object for linguistic analysis. The typical word size of the nucleotide language is found to be 3 to 5 (tri- to pentamers). Different genomes h...

journal_title：Journal of biomolecular structure & dynamics

authors： Brendel V,Beckmann JS,Trifonov EN

更新日期：1986-08-01 00:00:00

abstract：:In this work, an attempt has been made to study the interaction of four taiwaniaquinoids with fat mass and obesity-associated protein (FTO) by UV-vis absorption, fluorescence spectroscopy, and molecular docking techniques. The results indicated that taiwaniaquinoids effectively quenched the intrinsic fluorescence of F...

journal_title：Journal of biomolecular structure & dynamics

authors： Ren T,Zhang L,Wang J,Song C,Wang R,Chang J

更新日期：2017-11-01 00:00:00

abstract：:The NIa protease of Potyviridae is the major viral protease that processes potyviral polyproteins. The NIa protease coding region of Cardamom mosaic virus (CdMV) is amplified from the viral cDNA, cloned and expressed in Escherichia coli. NIa protease forms inclusion bodies in E.coli. The inclusion bodies are solubiliz...

journal_title：Journal of biomolecular structure & dynamics

authors： Jebasingh T,Pandaranayaka EP,Mahalakshmi A,Kasin Yadunandam A,Krishnaswamy S,Usha R

更新日期：2013-01-01 00:00:00

abstract：:The preferred conformation of orexin-B, an orphan G-protein coupled receptor agonist (the human sequence is RSGPPGLQGRLQRLLQASGNHAAGILTM-NH(2)) has been determined by (1)H and (13)C 2D NMR spectroscopy and molecular modeling. Orexin-B has been implicated in sleep-wakefulness and feeding regulation. The membrane mimeti...

journal_title：Journal of biomolecular structure & dynamics

authors： Miskolzie M,Lucyk S,Kotovych G

更新日期：2003-12-01 00:00:00

abstract：:A novel severe acute respiratory syndrome coronavirus (SARS-CoV-2) has emerged as the causative agent behind the coronavirus disease 2019 (COVID-19) pandemic. Treatment efforts have been severely impeded due to the lack of specific effective antiviral drugs for the treatment of COVID-associated pathologies. In the pre...

journal_title：Journal of biomolecular structure & dynamics

authors： Naidoo D,Roy A,Kar P,Mutanda T,Anandraj A

更新日期：2020-07-21 00:00:00

abstract：:The structural and thermodynamic characters of alpha-syn12 peptide in aqueous solution at different pH and temperatures have been investigated through temperature replica exchange molecular dynamics (T-REMD) simulations with GROMOS 43A1 force field. The two independent T-REMD simulations were completed at pH = 7.0 and...

journal_title：Journal of biomolecular structure & dynamics

authors： Cao Z,Liu L,Wang J

更新日期：2010-12-01 00:00:00

abstract：:Protein folding remains an unsolved problem as main-chain, side-chain, and solvent interactions remain entangled and have been hard to resolve. Polyalanines are promising models to analyze protein folding initiation and propagation structurally as well as energetically. In the present work, the effect of chain-length ...

journal_title：Journal of biomolecular structure & dynamics

authors： Goyal B,Kumar A,Srivastava KR,Durani S

更新日期：2017-07-01 00:00:00

abstract：:The results of Raman and Infrared (IR) spectroscopic investigations on the vibrational modes of dimethyl phosphorothioate (DMPS) anion, [(CH3O)2(POS)]-, are reported. Ab initio calculations of the vibrational modes, the IR and Raman spectra and the interatomic force constants of DMPS were performed. A normal mode calc...

journal_title：Journal of biomolecular structure & dynamics

authors： Steinke CA,Reeves KK,Powell JW,Lee SA,Chen YZ,Wyrzykiewicz T,Griffey RH,Mohan V

更新日期：1997-02-01 00:00:00

abstract：:In order to investigate the interfacial activation of a lipase from Pseudomonas cepacia (PcL), molecular dynamics (MD) simulations and essential dynamics (ED) analysis were performed in different solvent environments: vacuum and explicit water solvents. Starting from the active (open) structure of PcL, the essential d...

journal_title：Journal of biomolecular structure & dynamics

authors： Lee J,Suh SW,Shin S

更新日期：2000-10-01 00:00:00

abstract：:To overcome the obstacle of anti-cancer therapy significant attention has been drawn for improving drug delivery system. Since recent past, different approaches were applied using synthetic or natural derivatives for improving efficacy of anti-cancer drugs in cancer therapeutics. Gallic acid (GA) is a natural polyphen...

journal_title：Journal of biomolecular structure & dynamics

authors： Priyadarshi K,Shirsath K,Waghela NB,Sharma A,Kumar A,Pathak C

更新日期：2020-08-05 00:00:00

abstract：:Acinetobacter baumannii, a Gram-negative pathogen causes nosocomial infections including pneumonia, urinary tract and respiratory infections. Carbapenem group of β-lactam antibiotics are routinely used to treat A. baumannii including multidrug-resistant clinical strains. The emergence of New Delhi Metallo-β-lactamase ...

journal_title：Journal of biomolecular structure & dynamics

authors： Tiwari V,Moganty RR

更新日期：2013-01-01 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：:MAP/microtubule affinity-regulating kinase 4 (MARK4) is a member of adenosine monophosphate-activated protein kinases, directly associated with cancer and neurodegenerative diseases. Here, we have cloned, expressed, and purified two variants of MARK4 [the kinase domain (MARK4-F2), and kinase domain along with 59 N-ter...

journal_title：Journal of biomolecular structure & dynamics

authors： Naz F,Singh P,Islam A,Ahmad F,Imtaiyaz Hassan M

更新日期：2016-06-01 00:00:00

abstract：:The Transformer2 (Tra2) proteins in humans are homologues of the Drosophila Tra2 protein. One of the two RNA-binding paralogs, Tra2β, has been very well-studied over the past decade, but not much is known about Tra2α. It was very recently shown that the two proteins demonstrate the phenomenon of paralog compensation. ...

journal_title：Journal of biomolecular structure & dynamics

authors： Ghosh P,Grellscheid SN,Sowdhamini R

更新日期：2016-09-01 00:00:00

abstract：:2019 - Novel Coronavirus (2019-nCOV), enclosed large genome positive-sense RNA virus characterized by crown-like spikes that protrude from their surface, and have a distinctive replication strategy. The 2019-nCOV belongs to the Coronaviridae family, principally consists of virulent pathogens showing zoonotic property,...

journal_title：Journal of biomolecular structure & dynamics

authors： Naik VR,Munikumar M,Ramakrishna U,Srujana M,Goudar G,Naresh P,Kumar BN,Hemalatha R

更新日期：2020-06-22 00:00:00

abstract：:A series of novel carbazole based α-aminophosphonate derivatives were synthesized under solvent-free condition, characterized and evaluated for their cholinesterase inhibition, enzyme kinetic inhibition, in-vitro cell viability using N2a cells, neuroprotective studies against H2O2-induced stress using N2a cells and an...

journal_title：Journal of biomolecular structure & dynamics

authors： Shaikh S,Dhavan P,Singh P,Uparkar J,Vaidya SP,Jadhav BL,Ramana MV

更新日期：2020-12-21 00:00:00

abstract：:X-chromosome-linked inhibitor of apoptosis (XIAP) inhibits cell apoptosis. Overexpression of XIAP is widely found in human cancers. Second mitochondria-derived activator of caspase (SMAC) protein inhibits XIAP through binding with Baculovirus Inhibitor of apoptosis protein Repeat (BIR) 3 or BIR2 domain of XIAP. In thi...

journal_title：Journal of biomolecular structure & dynamics

authors： Tian S,Ji C,Zhang JZH

更新日期：2021-02-01 00:00:00

abstract：:Carbonic anhydrases catalyze the reversible hydration of carbon dioxide to form bicarbonate, a reaction required for many functions such as carbon assimilation, pH acid-base homeostasis, respiration and photosynthesis via a zinc-hydroxide mechanism for carbon dioxide hydration. In earlier studies, it was revealed that...

journal_title：Journal of biomolecular structure & dynamics

authors： Yadav PR,Basha SH,Pindi PK

更新日期：2020-12-24 00:00:00

abstract：:Peptide- and protein-protein dockings were carried out on β2-adrenergic receptor (β2AR) to confirm the presence of transmembrane helix 6 (TM6) at the interface region between two β2AR monomers, thereby its possible role in dimerization as suggested in numerous experimental and computational studies. Initially, a porti...

journal_title：Journal of biomolecular structure & dynamics

authors： Koroglu A,Akten ED

更新日期：2015-01-01 00:00:00

abstract：:Propanidid is an intravenous anesthetic with transient action and rapid recovery features, but it is clinically unacceptable due to its side effects. AZD-3043, an analog of propanidid with the methoxy group substituted by the ethoxy group, has become the focus of recent development efforts. Although propanidid and AZD...

journal_title：Journal of biomolecular structure & dynamics

authors： Wang S,Liu Q,Li X,Zhao X,Qiu L,Lin J

更新日期：2018-11-01 00:00:00

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

journal_title：Journal of biomolecular structure & dynamics

authors： Kovalchuk MV,Boikova AS,Dyakova YA,Ilina KB,Konarev PV,Kryukova AE,Marchenkova MA,Pisarevsky YV,Timofeev VI

更新日期：2019-08-01 00:00:00

abstract：:COVID-19 and its causative organism SARS-CoV2 that emerged from Wuhan city, China have paralyzed the world. With no clinically approved drugs, the global health system is struggling to find an effective treatment measure. At this crucial juncture, screening of plant-derived compounds may be an effective strategy to co...

journal_title：Journal of biomolecular structure & dynamics

authors： Swargiary A,Mahmud S,Saleh MA

更新日期：2020-10-22 00:00:00

abstract：:Gas-phase gradient optimization was carried out on the canonical Watson-Crick DNA base pairs using the second-order Møller-Plesset perturbation method at the 6-31G(d) and 6-31G(d,p) basis sets. It is detected that full geometry optimization at the MP2 level leads to an intrinsically nonplanar propeller-twisted and buc...

journal_title：Journal of biomolecular structure & dynamics

authors： Danilov VI,Anisimov VM

更新日期：2005-02-01 00:00:00