Biophysical studies of mutated K562 DNA (erythroleukemic cells) binding to adriamycin and daunomycin reveal that mutations induce structural changes influencing binding behavior.

abstract：:The flavivirus membrane fusion is triggered by the acid pH of the endosomes after virus endocytosis. The proposed mechanism involves changes in the protonation state of conserved histidine residues of the E protein present in the viral surface that undergoes a series of structural rearrangements that result in the fus...

journal_title：Journal of biomolecular structure & dynamics

authors： Fuzo CA,Degrève L

更新日期：2014-01-01 00:00:00

abstract：:The effect of spermine binding on the electrostatic potential of DNA is evaluated. The calculations are performed for the essential reactive sites, atoms N7 and O6 of guanine, N3 and N7 of adenine, of the nucleic acid and for its surface envelope. An important weakening of the potential is found affecting all the impo...

journal_title：Journal of biomolecular structure & dynamics

authors： Zakrzewska K,Pullman B

更新日期：1985-12-01 00:00:00

abstract：:An investigation of the self-association behavior of 2'-deoxy[5'-phosphate-guanylyl-(3'-5')-guanosine] (d(pGpG)) in the presence of Na+ and K+ ions has been carried out by 1H and 31P NMR and FTIR spectroscopy. A comparison has been made of the self- association behavior of d(pGpG) with that of the related dinucleotide...

journal_title：Journal of biomolecular structure & dynamics

authors： Kawasaki MM,Walmsley JA

更新日期：1999-12-01 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：:Minidumbbell (MDB) is a newly found non-B DNA structure formed by short single-strand sequences. Up to now, three MDBs have been reported to form at neutral pH by sequences containing two repeats of TTTA, CCTG and CTTG. Among them, the thermodynamically less stable TTTA and CCTG MDBs have been proposed to be the struc...

journal_title：Journal of biomolecular structure & dynamics

authors： Guo P,Lam SL

更新日期：2020-04-01 00:00:00

abstract：:Tropomyosin receptor kinase A (Trk A) is a receptor tyrosine kinase activated by nerve growth factor (NGF). TrkA plays an important role in pain sensation, which leads to significant interest in the development of small molecule inhibitors of TrkA. However, TrkA and the other two highly homologous isoforms, TrkB and T...

journal_title：Journal of biomolecular structure & dynamics

authors： Wu X,Li Q,Wan S,Zhang J

更新日期：2021-01-01 00:00:00

abstract：:Protein kinase C (PKC) isozymes are important regulatory enzymes that have been implicated in many diseases, including cancer, Alzheimer's disease, and in the eradication of HIV/AIDS. Given their potential clinical ramifications, PKC modulators, e.g. phorbol esters and bryostatin, are also of great interest in the dru...

journal_title：Journal of biomolecular structure & dynamics

authors： Thangsunan P,Tateing S,Hannongbua S,Suree N

更新日期：2016-07-01 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：:Abstract The forces that direct protein folding lead naturally to native proteins and protein domains that are typically, to a first approximation, globular-spherical and compact, with a relatively clear distinction between the hydrophobic inside and polar outside. The near-universality of these features of protein ...

journal_title：Journal of biomolecular structure & dynamics

authors： Carey J

更新日期：2000-01-01 00:00:00

abstract：:Complexes of NaDNA with the bipyridyl-(ethylenediamine)platintum(II) (abbreviated [(bipy)Pt(en)]2+) molecular ion have been studied in solution via ultraviolet absorption experiments at 260 nm between 50 and 90 degrees C. These measurements, performed as a function of the molar ratio of the [(bipy)Pt(en)]2+ complex to...

journal_title：Journal of biomolecular structure & dynamics

authors： Szabó S,Lee SA

更新日期：2008-08-01 00:00:00

abstract：:Small heat shock protein16.3 (sHSP16.3) is a crucial protein for survival of Mycobacterium tuberculosis (MTB) in its host. Besides, this protein acts as a molecular chaperone during stress and is indispensable for MTB's growth, virulence and cell-wall thickening. sHSP16.3 is also a promising candidate for vaccine, ser...

journal_title：Journal of biomolecular structure & dynamics

authors： Jee B,Kumar S,Yadav R,Singh Y,Kumar A,Sharma N

更新日期：2018-10-01 00:00:00

abstract：:α-helices are the most common form of secondary structure found in proteins. In order to study controlled protein folding, as well as manipulate the interface of helical peptides with targets in protein-protein interactions, many techniques have been developed to induce and stabilize α-helical structure in short synth...

journal_title：Journal of biomolecular structure & dynamics

authors： Guarracino DA,Alabanza AM,Robertson CT,Sanghvi SS

更新日期：2015-01-01 00:00:00

abstract：:The EPR study of spin labeled macromolecules has provided insight into structural and dynamical properties of DNA, proteins, and related systems. While spin labeling has been useful, it is experimentally difficult to determine if the spin label significantly alters the conformation of the macromolecule to which it is ...

journal_title：Journal of biomolecular structure & dynamics

authors： Darian E,Gannett PM

更新日期：2005-04-01 00:00:00

abstract：:COVID-19 is a novel severe acute respiratory syndrome coronavirus. Currently, there is no effective treatment and vaccines seem to be the solution in the future. Virtual screening of potential drugs against the S protein of severe acute respiratory syndrome corona virus 2 (SARS-CoV-2) has provided small molecular comp...

journal_title：Journal of biomolecular structure & dynamics

authors： Yepes-Pérez AF,Herrera-Calderon O,Quintero-Saumeth J

更新日期：2020-10-29 00:00:00

abstract：:The design and DNA binding activity of beta-structure-forming peptides and netropsin-peptide conjugates are reported. It is found that a pair of peptides-S,S'-bis(Lys-Gly-Val-Cys-Val-NH-NH-Dns)-bridged by an S-S bond binds at least 10 times more strongly to poly(dG).poly(dC) than to poly(dA).poly(dT). This peptide can...

journal_title：Journal of biomolecular structure & dynamics

authors： Nikolaev VA,Grokhovsky SL,Surovaya AN,Leinsoo TA,Sidorova NYu,Zasedatelev AS,Zhuze AL,Strahan GA,Shafer RH,Gursky GV

更新日期：1996-08-01 00:00:00

abstract：:Tris-intercalation of an acridine trimer into the self-complementary dodecanucleotide d(CTTCGCGCGAAG) has been studied, in solution, by means of 1H and 31P nuclear magnetic resonance. In a first step all the non-exchangeable protons (except H5', H5"), the imino protons and seven of the eleven phosphorus have been assi...

journal_title：Journal of biomolecular structure & dynamics

authors： Laugaa P,Delepierre M,Dupraz B,Igolen J,Roques BP

更新日期：1988-12-01 00:00:00

abstract：:Cystatins are classical competitive inhibitors of C1 family cysteine proteases (papain family). Phytocystatin superfamily shares high sequence homology and typical tertiary structure with conserved glutamine-valine-glycine (Q-X-V-X-G) loop blocking the active site of C1 proteases. Here, we develop a cysteine-bounded c...

journal_title：Journal of biomolecular structure & dynamics

authors： Mishra M,Singh V,Tellis MB,Joshi RS,Pandey KC,Singh S

更新日期：2020-12-09 00:00:00

abstract：:The assembly and maturation of viruses with icosahedral capsids must be coordinated with icosahedral symmetry. The icosahedral symmetry imposes also the restrictions on the cooperative specific interactions between genomic RNA/DNA and coat proteins that should be reflected in quasi-regular segmentation of viral genomi...

journal_title：Journal of biomolecular structure & dynamics

authors： Chechetkin VR,Lobzin VV

更新日期：2019-06-01 00:00:00

abstract：:The knowledge of the relationship between the three-dimensional structure of a protein and its biological and stability is one of the most challenging problem in protein chemistry, since offers the possibility of changing both the specific action of a protein and its stability. In this work, we have approached the pro...

journal_title：Journal of biomolecular structure & dynamics

authors： Pedone EM,Bartolucci S,Rossi M,Saviano M

更新日期：1998-10-01 00:00:00

abstract：:Quasi-palindromic sequences (AT) X N12(AT) Y present in HS2 (hypersensitive site 2) of the human β-globin locus are known to be significantly associated with increased fetal hemoglobin (HbF) levels. High HbF levels in some adults ...

journal_title：Journal of biomolecular structure & dynamics

authors： Roy K,Mahendru S,Kukreti R,Kukreti S

更新日期：2019-09-01 00:00:00

abstract：:In order to examine whether chiral metal complexes can be used to discriminate between right- and left-handed DNA conformational states we have studied the enantioselective interactions of Fe(phen)3(2+) and Ru(phen)3(2+) (phen = 1,10-phenanthroline) with poly(dGm5dC) under B- and Z-form conditions. With the inversion-...

journal_title：Journal of biomolecular structure & dynamics

authors： Härd T,Hiort C,Nordén B

更新日期：1987-08-01 00:00:00

abstract：:By reaction of 1,2-diaminocyclohexane with the 2,3-butanedione monoxime in the presence of ZnCl2, a new Schiff base complex was obtained. This complex was characterized by elemental analyses, FT-IR, 1H NMR, UV-Vis, and conductivity measurements. The reactivity of this complex to human serum albumin (HSA) under simulat...

journal_title：Journal of biomolecular structure & dynamics

authors： Shahraki S,Shiri F,Saeidifar M

更新日期：2018-05-01 00:00:00

abstract：:Triplex and duplex formation of two deoxyribohexadecamers d-A-(G-A)-G (a) and d-C-(T-C)-T (b) have been studied by UV, CD, fluorescence, and proton NMR spectroscopy. Optical studies of a and b at dilute concentrations (microM range) yielded results similar to those seen for polymers of the same sequence, indicating th...

journal_title：Journal of biomolecular structure & dynamics

authors： Kan LS,Callahan DE,Trapane TL,Miller PS,Ts'o PO,Huang DH

更新日期：1991-04-01 00:00:00

abstract：:The SHOM method (Sequencing by Hybridization with Oligonucleotide Matrix) developed in 1988 is a new approach to nucleic acid sequencing by hybridization to an oligonucleotide matrix composed of an array of immobilized oligonucleotides. The original matrix proposed for sequencing by SHOM had to contain at least 65,536...

journal_title：Journal of biomolecular structure & dynamics

authors： Pevzner PA,Lysov YuP,Khrapko KR,Belyavsky AV,Florentiev VL,Mirzabekov AD

更新日期：1991-10-01 00:00:00

abstract：:The possible role of the long-range interactions has been examined within the semiempirical approach for model doubly stranded DNA systems involving the screw symmetry operation. The interaction energy terms seem to be sensitive to the sequence of base pairs. The essential influence of long-range corrections to the pr...

journal_title：Journal of biomolecular structure & dynamics

authors： Chojnacki H,Laskowski Z

更新日期：1985-02-01 00:00:00

abstract：:Histone deacetylases (HDACs) are a group of enzymes that have prominent and crucial effect on various biological systems, mainly by their suppressive effect on transcription. Searching for inhibitors targeting their respective isoforms without affecting other targets is greatly needed. Some histone deacetylases have n...

journal_title：Journal of biomolecular structure & dynamics

authors： Elmezayen AD,Yelekçi K

更新日期：2020-07-27 00:00:00

abstract：:Proteins interact with carbohydrates to perform various cellular interactions. Of the many carbohydrate ligands that proteins bind with, mannose constitute an important class, playing important roles in host defense mechanisms. Accurate identification of mannose-interacting residues (MIR) may provide important clues t...

journal_title：Journal of biomolecular structure & dynamics

authors： Pai PP,Mondal S

更新日期：2016-10-01 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：:Doublesex and Mab-3-related transcription factor (DMRT) gene family is widely known for its involvement in sex determination and/or differentiation among different phyla. In this study, we identify eight DMRT genes in the cephalochordate amphioxus, a protochordate holding a key phylogenetic position. The eight DMRTs c...

journal_title：Journal of biomolecular structure & dynamics

authors： Wang F,Yu Y,Ji D,Li H

更新日期：2012-01-01 00:00:00

abstract：:Glycation and oxidation induce structural alterations in the proteins in an interdependent manner with consequent pathological implications. The published literature presents wide range of modifications in conformational characteristics of proteins by glycation and oxidation; however, there is little data that could e...

journal_title：Journal of biomolecular structure & dynamics

authors： Islam S,Moinuddin,Mir AR,Raghav A,Habib S,Alam K,Ali A

更新日期：2018-08-01 00:00:00