Variability analysis of HIV-1 gp120 V3 region: IV. Distribution functions for intra- and inter-subtype amino acid hamming distances.

abstract：:Microtubule affinity regulating kinase 4 (MARK4) plays essential role in the tau-assisted regulation of microtubule dynamics. Over expression of MARK4 causes early phosphorylation of Ser262 of tau protein which is essential for microtubule binding. Hyperphosphorylation of tau protein causes the formation of paired hel...

journal_title：Journal of biomolecular structure & dynamics

authors： Naqvi AAT,Jairajpuri DS,Noman OMA,Hussain A,Islam A,Ahmad F,Alajmi MF,Hassan MI

更新日期：2020-08-01 00:00:00

abstract：:Formation of intramolecular tetraplex structures by the thrombin-binding DNA aptamer (TBA) in the presence of K(+), Pb(2+), Ba(2+), Sr(2+) and Mn(2+) has been studied by vibrational spectroscopy. All tetraplex structures contain G-G Hoogsteen type base pairing, both C2'endo/anti and C2'endo/syn deoxyguanosine glycosid...

journal_title：Journal of biomolecular structure & dynamics

authors： Mondragon-Sanchez JA,Liquier J,Shafer RH,Taillandier E

更新日期：2004-12-01 00:00:00

abstract：:Thermodynamic and structural properties of two UNCG tetraloops in very short hairpin octamers, 5'-r(GCUUCGGC)-3' and 5'-r(GCUACGGC)-3', have been studied by means of various physical techniques. Melting profiles of both octamers, obtained from UV absorption spectra taken as a function of temperature, are consistent wi...

journal_title：Journal of biomolecular structure & dynamics

authors： Abdelkafi M,Ghomi M,Turpin PY,Baumruk V,Hervé du Penhoat C,Lampire O,Bouchemal-Chibani N,Goyer P,Namane A,Gouyette C,Huynh-Dinh T,Bednárová L

更新日期：1997-04-01 00:00:00

abstract：:Novel [Pd(o-CH2C6H4P(o-tolyl)2)(histidine)] (1) and [Pd(o-CH2C6H4P(o tolyl)2)(phenylalanine)] (2) P,C-orthopalladated complexes have been prepared and characterized by elemental analysis, IR and NMR spectroscopy. To study the stability of the compounds in biological media, the complexes were incubated in Tris buffer d...

journal_title：Journal of biomolecular structure & dynamics

authors： Hashemi S,Karami K,Saberi Dehkordi Z,Momtazi-Borojeni AA,Esmaeili SA

更新日期：2020-12-24 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：:The binding interaction between temsirolimus, an important antirenal cancer drug, and HSA, an important carrier protein was scrutinized making use of UV and fluorescence spectroscopy. Hyper chromaticity observed in UV spectroscopy in the presence of temsirolimus as compared to free HSA suggests the formation of comple...

journal_title：Journal of biomolecular structure & dynamics

authors： Shamsi A,Ahmed A,Bano B

更新日期：2018-05-01 00:00:00

abstract：:Multidrug efflux mechanism is the main cause of intrinsic drug resistance in bacteria. Mycobacterium multidrug resistant (MMR) protein belongs to small multidrug resistant family proteins (SMR), causing multidrug resistance to proton (H(+))-linked lipophilic cationic drug efflux across the cell membrane. In the presen...

journal_title：Journal of biomolecular structure & dynamics

authors： Malkhed V,Mustyala KK,Potlapally SR,Vuruputuri U

更新日期：2014-12-01 00:00:00

abstract：:A mononuclear cadmium(II) complex of formula [Cd(5,5'-dmbipy)2(OAc)2]·2H2O (5,5'-dmbipy = 5,5'-dimethyl-2,2'-bipyridine and OAc = acetato ligand) has been synthesized and characterized by FT-IR, UV-Vis, 1H-NMR, elemental analysis and single-crystal X-ray structure analysis. The molecular structure of the complex shows...

journal_title：Journal of biomolecular structure & dynamics

authors： Kondori T,Akbarzadeh-T N,Abdi K,Dušek M,Eigner V

更新日期：2020-01-01 00:00:00

abstract：:Coumarin molecules have biological activities possessing lipid-controlling activity, anti-hepatitis C activity, anti-diabetic, anti-Parkinson activity, and anti-cancer activity. Here, we have presented an inclusive study on the interaction of 8-substituted-7-hydroxy coumarin derivatives (Umb-1/Umb-2) with α-1-glycopro...

journal_title：Journal of biomolecular structure & dynamics

authors： Yeggoni DP,Manidhar DM,Suresh Reddy C,Subramanyam R

更新日期：2016-09-01 00:00:00

abstract：:An important regulatory domain of NF-[Formula: see text]B Essential Modulator (NEMO) is a ubiquitin-binding zinc finger, with a tetrahedral CYS3HIS1 zinc-coordinating binding site. Two variations of NEMO's zinc finger are implicated in various disease states including ectodermal dysplasia and adult-onset glaucoma. To ...

journal_title：Journal of biomolecular structure & dynamics

authors： Godwin RC,Gmeiner WH,Salsbury FR Jr

更新日期：2018-08-01 00:00:00

abstract：:Three dimensional models of NB-ARC domains in five different proteins were constructed based on the recently published crystal structure of the apoptotic protease activating factor 1, of which two are for tomato species, one each for flax, Arabidopsis, and nematode. Standard multiple sequence alignment was performed f...

journal_title：Journal of biomolecular structure & dynamics

authors： Chattopadhyaya R,Pal A

更新日期：2008-02-01 00:00:00

abstract：:The conformation of a complex of a 41 mer/31 mer DNA fragment and the Klenow fragment of DNA polymerase I of Escherichia coli was studied by scanning tunnelling microscopy (STM). The results shows that near two turns of double helix of this DNA fragment was outside of enzyme while another part containing more than one...

journal_title：Journal of biomolecular structure & dynamics

authors： Lu CD,Li MQ,Qui MY,Yao XW,Xu YL,Gu MM,Hu J

更新日期：1991-10-01 00:00:00

abstract：:Two recombinant purine nucleoside phosphorylases from thermophilic bacterium Thermus thermophilus HB27 encoded by genes TT_C1070 (TthPNPI) and TT_C0194 (TthPNPII) were purified and characterized. The comparative analysis of their sequences, molecular weight, enzymes specificity and kinetics of the catalyzed reaction w...

journal_title：Journal of biomolecular structure & dynamics

authors： Timofeev VI,Fateev IV,Kostromina MA,Abramchik YA,Konstantinova ID,Volkov VV,Lykoshin DD,Mikheeva OO,Muravieva TI,Esipov RS,Kuranova IP

更新日期：2020-11-23 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：:The World Health Organization has classified the COVID-19 outbreak a pandemic which is caused by severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) and declared it a global health emergency. Repurposing drugs with minimum side effects are one approach to quickly respond in attempt to prevent the spread of CO...

journal_title：Journal of biomolecular structure & dynamics

authors： Al-Rashedi NAM,Munahi MG,Ah ALObaidi L

更新日期：2020-12-27 00:00:00

abstract：:Interaction of levocabastine with human serum albumin (HSA) is investigated by applying fluorescence spectroscopy, circular dichroism spectroscopy and molecular docking methods. Levocabastine is an important drug in treatment of allergy and currently a target drug for drug repurposing to treat other diseases like vern...

journal_title：Journal of biomolecular structure & dynamics

authors： Almutairi FM,Ajmal MR,Siddiqi MK,Majid N,Al-Alawy AIA,Abdelhameed AS,Khan RH

更新日期：2020-04-20 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：:We determined the binding sites of curcumin (cur), resveratrol (res), and genistein (gen) with milk β-lactoglobulin (β-LG) at physiological conditions. Fourier transform infrared spectroscopy, circular dichroism, and fluorescence spectroscopic methods as well as molecular modeling were used to determine the binding of...

journal_title：Journal of biomolecular structure & dynamics

authors： Kanakis CD,Tarantilis PA,Polissiou MG,Tajmir-Riahi HA

更新日期：2013-12-01 00:00:00

abstract：:Monte-Carlo simulation of poly(dA).poly(dT) hydration by 30 water molecules per nucleotide pair has been performed. Two B-family conformations, both with a 36 degrees helical twist but with different minor groove widths, were considered. One conformation is Arnott's standard B form, the other one is specific for poly(...

journal_title：Journal of biomolecular structure & dynamics

authors： Poltev VI,Teplukhin AV,Chuprina VP

更新日期：1988-12-01 00:00:00

abstract：:Malaria remains one of the most important infectious diseases in the world. Plasmodial cysteine proteases are proposed to be promising targets for novel antimalarial drug design. Vivapain-2 and vivapain-3 are cysteine proteases from Plasmodium vivax and apparent orthologs of falcipain-2 and falcipain-3 from Plasmodium...

journal_title：Journal of biomolecular structure & dynamics

authors： Desai PV,Avery MA

更新日期：2004-06-01 00:00:00

abstract：:Calcium Dependent Protein Kinases are found in the Apicomplexan, algae, and plants; however, they are not reported in vertebrates and are regarded as excellent drug targets for pharmaceutical interventions. Calcium Dependent Protein Kinases of Cryptosporidium are probably involved in the regulation of invasion and egr...

journal_title：Journal of biomolecular structure & dynamics

authors： Dhal AK,Pani A,Yun SI,Mahapatra RK

更新日期：2020-07-07 00:00:00

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：:A new algorithm for the analysis of nonselective proton relaxation data in protein solution is presented. T1 and T2 of protein protons in lysozyme and RNase solutions were measured at three resonance frequencies--11, 27 and 90 MHz. In addition we measured water T1 dispersions in lysozyme solutions over the frequency r...

journal_title：Journal of biomolecular structure & dynamics

authors： Krushelnitsky AG,Fedotov VD

更新日期：1993-08-01 00:00:00

abstract：:The novel method allowing identification of protein structure elements responsible for catalytic activity manifestation is proposed. Structural organization of various hydrolases was studied using the ANIS (ANalysis of Informational Structure) method. ANIS allows to reveal a hierarchy of the ELements of Information St...

journal_title：Journal of biomolecular structure & dynamics

authors： Nekrasov AN,Zinchenko AA

更新日期：2008-04-01 00:00:00

abstract：:Breast cancer (BC) is the second most prevalent cancer worldwide. Estrogen receptor beta (ERβ) is an essential protein of breast cells to suppress estrogen-induced uncontrolled proliferation. Thus, small molecules that can modulate and enhance ERβ expression would be an effective agent to suppress BC development. Stud...

journal_title：Journal of biomolecular structure & dynamics

authors： Bhattacharjee A,Hossain MU,Chowdhury ZM,Rahman SMA,Bhuyan ZA,Salimullah M,Keya CA

更新日期：2020-03-11 00:00:00

abstract：:Changes in glycosylation pattern leads to malignant transformations among the cells. In combination with upregulated actions of sialyltransferases, it ultimately leads to differential expression of sialic acid (SA) at cell surface. Given its negative charge and localization to extracellular domain, SA has been exploit...

journal_title：Journal of biomolecular structure & dynamics

authors： Patel A,Tiwari S,Jha PK

更新日期：2019-04-01 00:00:00

abstract：:With a view to understanding the structural requirement for tyrosine phosphorylation, we have examined the free and Ca(2+)-bound conformations of the synthetic peptide tBoc-Leu-Pro-Tyr-Ala-NHCH3, a substrate for a protein tyrosine kinase, using circular dichroism (CD), 1H and 13C nuclear magnetic resonance (NMR) and m...

journal_title：Journal of biomolecular structure & dynamics

authors： Ananthanarayanan VS,Saint-Jean A,Cheesman BV,Hughes DW,Bain AD

更新日期：1993-12-01 00:00:00

abstract：:Virtually all mRNA sequences carry a 3-base periodical pattern, presumably involved in the translation frame monitoring mechanism (Trifonov, E.N., J. Mol. Biol. 194, 643-652, 87). The hidden pattern, 5'-(GHN)n-3' (H representing nonG, N any base), is further refined by extensive computational analysis of mRNA sequence...

journal_title：Journal of biomolecular structure & dynamics

authors： Lagunez-Otero J,Trifonov EN

更新日期：1992-12-01 00:00:00

abstract：:Abstract Using high frequency antiphase NMR spectroscopy and computer simulations of the antiphase spectra, we studied the equlibria in the sugar conformations in the DNA duplex 11-mer containing the AAA tract surrounded by cytosines. We demonstrate that at the 3'-end of the A-tract, the sugar switches from the comm...

journal_title：Journal of biomolecular structure & dynamics

authors： Kamath S,Sarma MH,Zhurkin VB,Turner CJ,Sarma RH

更新日期：2000-01-01 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