Theory of helix-coil transition on DNA-ligand complexes: the effect to two types of interaction of ligand on the parameters of transition.

abstract：:Traditionally biased usage of synonymous codons renders selective advantage to proteins expressed at high levels with a few exceptions like in Escherichia coli. Proteome-wide characteristics indicative of trends in highly expressed proteins of E. coli is analyzed in this communication. Implications for the nature of i...

journal_title：Journal of biomolecular structure & dynamics

authors： Kahali B,Ghosh TC

更新日期：2013-01-01 00:00:00

abstract：:Triple helices with G*G.C and A*A.T base triplets with third GA strands either parallel or antiparallel with respect to the homologous duplex strand have been formed in presence of Na (+) or Mg(2+) counterions. Antiparallel triplexes are more stable and can be obtained even in presence of only monovalent Na(+) counter...

journal_title：Journal of biomolecular structure & dynamics

authors： Liquier J,Geinguenaud F,Huynh-Dinh T,Gouyette C,Khomyakova E,Taillandier E

更新日期：2001-12-01 00:00:00

abstract：:The mechanism by which peptides bind to micelles is believed to be a two-phase process, involving (i). initial electrostatic interactions between the peptide and micelle surface, followed by (ii). hydrophobic interactions between peptide side chains and the micelle core. To better characterize the electrostatic portio...

journal_title：Journal of biomolecular structure & dynamics

authors： Whitehead TL,Jones LM,Hicks RP

更新日期：2004-02-01 00:00:00

abstract：:The unavailability of vaccine and medicines raised serious issues during COVID-19 pandemic and peoples from different parts of world relied on traditional medicine for their immediate recovery from COVID-19 and it found effective also. The current research aims to target COVID-19 immunological human host receptors i.e...

journal_title：Journal of biomolecular structure & dynamics

authors： Noor H,Ikram A,Rathinavel T,Kumarasamy S,Nasir Iqbal M,Bashir Z

更新日期：2021-01-25 00:00:00

abstract：:Continuum finite element material models used for traumatic brain injury lack local injury parameters necessitating nanoscale mechanical injury mechanisms be incorporated. One such mechanism is membrane mechanoporation, which can occur during physical insults and can be devastating to cells, depending on the level of ...

journal_title：Journal of biomolecular structure & dynamics

authors： Murphy MA,Mun S,Horstemeyer MF,Baskes MI,Bakhtiary A,LaPlaca MC,Gwaltney SR,Williams LN,Prabhu RK

更新日期：2019-03-01 00:00:00

abstract：:Abstract Although the recent structural studies on polymerases have brought new insights on polymerase fidelity, the role of DNA sequence and structure is not well understood. Here, the analysis of the crystal structures of hotspots for polymerase slippage shows that, in the B- form, these sequences share common str...

journal_title：Journal of biomolecular structure & dynamics

authors： Timsit Y

更新日期：2000-01-01 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：:DNaseI digestion studies (Brukner et al, EMBO J 14, 1812-1818 1995) and nucleosomebinding data (Satchwell et al, J. Mol. Biol. 191, 639-659 1986, Goodsell and Dickerson, Nucleic trinucleotides. A detailed comparison of the two models suggests that while both of them represent improvements with respect to dinucleotide ...

journal_title：Journal of biomolecular structure & dynamics

authors： Brukner I,Sánchez R,Suck D,Pongor S

更新日期：1995-10-01 00:00:00

abstract：:The selective recognition of the aminoterminal binding pharmacophore Tyr-D-Xaa-Phe of the opioid heptapeptide dermorphin, Tyr-D-Ala-Phe-Gly-Tyr-Pro-Ser-NH2 (DRM)1, and of dermenkephalin, Tyr-D-Met-Phe-His-Leu-Met-Asp-NH2 (DREK), by the mu-opioid receptor and delta-opioid receptor, respectively, depends upon the consti...

journal_title：Journal of biomolecular structure & dynamics

authors： Riand J,Baron D,Nicolas P,Benajiba A,Teng Y,Naim M

更新日期：1999-12-01 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：:Undoubtedly, the SARS-CoV-2 has become a major concern for all societies due to its catastrophic effects on public health. In addition, mutations and changes in the structure of the virus make it difficult to design effective treatment. Moreover, the amino acid sequence of a protein is a major factor in the formation ...

journal_title：Journal of biomolecular structure & dynamics

authors： Mahmoudi Gomari M,Rostami N,Omidi-Ardali H,Arab SS

更新日期：2021-01-21 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：:In recent years, acetylcholinesterase (AChE) and α-glycosidase (α-gly) inhibition have emerged as a promising and important approach for pharmacological intervention in many diseases such as glaucoma, epilepsy, obesity, cancer, and Alzheimer's. In this manner, the preparation and enzyme inhibition activities of periph...

journal_title：Journal of biomolecular structure & dynamics

authors： Koçyiğit ÜM,Taslimi P,Tüzün B,Yakan H,Muğlu H,Güzel E

更新日期：2020-12-09 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：:The aim of the present study focuses on the molecular docking approach to screen alternative drug that can regulate the hyperglycemia by down-regulating α-glucosidase and α-amylase activity using phenolic compounds: tannic acid (L1), catechin (L2), gallic acid (L3), quercetin (L5) and epicatechin (L6). L1 gives the be...

journal_title：Journal of biomolecular structure & dynamics

authors： Abdelli I,Benariba N,Adjdir S,Fekhikher Z,Daoud I,Terki M,Benramdane H,Ghalem S

更新日期：2020-02-10 00:00:00

abstract：:The purpose of this study was to investigate the site-selective binding of erlotinib hydrochloride (ET), a targeted anticancer drug, to bovine serum albumin (BSA) through 1H NMR, spectroscopic, thermodynamic, and molecular modeling methods. The fluorescence quenching of BSA by ET was a result of the formation of BSA-E...

journal_title：Journal of biomolecular structure & dynamics

authors： Liu Y,Chen M,Luo Z,Lin J,Song L

更新日期：2013-10-01 00:00:00

abstract：:COVID-19 is an infectious pandemic caused by the SARS-CoV-2 virus. The critical components of SARS-CoV-2 are the spike protein (S-protein) and the main protease (Mpro). Mpro is required for the maturation of the various polyproteins involved in replication and transcription. S-protein helps the SARS-CoV-2 to enter the...

journal_title：Journal of biomolecular structure & dynamics

authors： Mondal P,Natesh J,Abdul Salam AA,Thiyagarajan S,Meeran SM

更新日期：2020-11-05 00:00:00

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：:In the present work, we propose to design drugs that target the enzyme dihydrofolate redutase (DHFR) as a means of a novel drug therapy against plague. Potential inhibitors of DHFR from Yersinia pestis (YpDHFR) were selected by virtual screening and subjected to docking, molecular dynamics (MD) simulations, and Poisso...

journal_title：Journal of biomolecular structure & dynamics

authors： Bastos Lda C,de Souza FR,Guimarães AP,Sirouspour M,Cuya Guizado TR,Forgione P,Ramalho TC,França TC

更新日期：2016-10-01 00:00:00

abstract：:We performed thermodynamic analysis of temperature-induced unfolding of mesophilic and thermophilic proteins. It was shown that the variability in protein thermostability associated with pH-dependent unfolding or linked to the substitution of amino acid residues on the protein surface is evidence of the governing role...

journal_title：Journal of biomolecular structure & dynamics

authors： Khechinashvili NN,Capital Ka Cyrillicabanov AV,Kondratyev MS,Polozov RV

更新日期：2014-01-01 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：:The interaction of calf-thymus DNA with cobalt-hexammine and cobalt-pentammine cations was investigated, in aqueous solution at pH 6-7 with cation/DNA(phosphate) molar ratios r = 1/80, 1/40, 1/20, 1/10, 1/4, 1/2 and 1, using Fourier Transform infrared (FTIR) difference spectroscopy. Correlations between spectral chang...

journal_title：Journal of biomolecular structure & dynamics

authors： Tajmir-Riahi HA,Naoui M,Ahmad R

更新日期：1993-08-01 00:00:00

abstract：:Aminoacyl tRNA synthetases are enzymes that specifically attach amino acids to cognate tRNAs for use in the ribosomal stage of translation. For many aminoacyl tRNA synthetases, the required level of amino acid specificity is achieved either by specific hydrolysis of misactivated aminoacyl-adenylate intermediate (pre-t...

journal_title：Journal of biomolecular structure & dynamics

authors： Boyarshin KS,Priss AE,Rayevskiy AV,Ilchenko MM,Dubey IY,Kriklivyi IA,Yaremchuk AD,Tukalo MA

更新日期：2017-02-01 00:00:00

abstract：:For almost 50 years the conclusive explanation of Chargaff's second parity rule (CSPR), the equality of frequencies of nucleotides A=T and C=G or the equality of direct and reverse complement trinucleotides in the same DNA strand, has not been determined yet. Here, we relate CSPR to the interstrand mirror symmetry in ...

journal_title：Journal of biomolecular structure & dynamics

authors： Rosandić M,Vlahović I,Glunčić M,Paar V

更新日期：2016-07-01 00:00:00

abstract：:A simple relation exists between the packing density in crystals of short A-DNA duplexes and their global double-helical structure. The volume per nucleotide pair shows a linear inverse correlation with the mean displacement of base pairs from the best straight helix axis. The mean displacement is a measure of major g...

journal_title：Journal of biomolecular structure & dynamics

authors： Heinemann U

更新日期：1991-02-01 00:00:00

abstract：:Relative humidity induces the reversible crystal transition of guanosine between the dihydrate and the anhydrous state. The characteristics of the transition was investigated by means of X-ray powder diffraction analysis and high-resolution solid-state 13C NMR spectroscopy. Adsorption-desorption hysteresis was observe...

journal_title：Journal of biomolecular structure & dynamics

authors： Sugawara Y,Iimura Y,Iwasaki H,Urabe H,Saito H

更新日期：1994-02-01 00:00:00

abstract：:Functions of non-coding RNAs are related in part to their secondary structures. We investigate the uniqueness of the secondary structure of a non-coding RNA (ncRNA) decoding UAG to read pyrrolysine (pyl). Nineteen archaeal methanogens are searched with our tRNA-pyl-tracker, TPYLT, perl-script downloadable from www.gya...

journal_title：Journal of biomolecular structure & dynamics

authors： Das S,Mukherjee R,Sahoo S,Thakkar R,Chakrabarti J

更新日期：2009-12-01 00:00:00

abstract：:A procedure is described for the complete resolution of concentration profiles of oligonucleotide triplexes as a function of pH and temperature. The pH and temperature ranges at which triplexes are present and the relative concentrations of all the species involved in acid-base and conformational equilibria are succes...

journal_title：Journal of biomolecular structure & dynamics

authors： Jaumot J,Aviña A,Eritja R,Tauler R,Gargallo R

更新日期：2003-10-01 00:00:00

abstract：:Matriptase is a serine protease associated with a wide variety of human tumors and carcinoma progression. Up to now, many promising anti-cancer drugs have been developed. However, the detailed structure-function relationship between inhibitors and matriptase remains elusive. In this work, molecular dynamics simulation...

journal_title：Journal of biomolecular structure & dynamics

authors： Sun DR,Zheng QC,Zhang HX

更新日期：2017-03-01 00:00:00

abstract：:The so-called CCAAT box is believed to be a major promoter element of higher eukaryotes though it is ill-defined being deduced from very limited sequence data. The comprehensive computer analysis of an unbiased set of 168 promoters presented here removes several of the persisting uncertainties. In particular, it delin...

journal_title：Journal of biomolecular structure & dynamics

authors： Bucher P,Trifonov EN

更新日期：1988-06-01 00:00:00