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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共18条记录   The DEAD Box Helicase YxiN Maintains a Closed Conformation during ATP Hydrolysis [作者：Aregger, R; Klostermeier, D,期刊：Biochemistry, 页码：10679-10681 , 文章类型： Article，,卷期：2009年48-45] DEAD box helicases unwind RNA duplexes at the expense of ATP hydrolysis. Recently, unwinding has been demonstrated in the absence of ATP hydrolysis. Herein, we show that ADP . BeFx supports RNA unwinding by YxiN, a DEAD ... Redox Potential of the Primary Plastoquinone Electron Acceptor Q(A) in Photosystem II from Thermosynechococcus elongatus Determined by Spectroelectrochemistry [作者：Shibamoto, T; Kato, Y; Sugiura, M; Watanabe, T,期刊：Biochemistry, 页码：10682-10684 , 文章类型： Article，,卷期：2009年48-45] The redox potential of the primary plastoquinone electron acceptor Q(A), E-m(Q(A)/Q(A)(-)), in an oxygen-evolging photosystem (PS) 11 complex from a thermophilic cyanobacterium Thermosynechococcus elongatus was determine... A Hydrodynamic Analysis of APOBEC3G Reveals a Monomer-Dimer-Tetramer Self-Association That Has Implications for Anti-HIV Function [作者：Salter, JD; Krucinska, J; Raina, J; Smith, HC; Wedekind, JE,期刊：Biochemistry, 页码：10685-10687 , 文章类型： Article，,卷期：2009年48-45] The innate antiviral factor APOBEC3G (A3G) possesses RNA binding activity and deaminates HIV-1 DNA. High-molecular mass forms of A3G can be isolated from a variety of cell types but exhibit limited deaminase activity rel... How Does a Scanning Ribosomal Particle Move along the 5 '-Untranslated Region of Eukaryotic mRNA? Brownian Ratchet Model [作者：Spirin, AS,期刊：Biochemistry, 页码：10688-10692 , 文章类型： Article，,卷期：2009年48-45] A model of the ATP-dependent unidirectional movement of the 43S ribosomal initiation complex (=40S ribosomal subunit + eIF1 + eIF1A + eIF2.GTP.Met-tRNA(i) + eIF3) during scanning of the 5'-untranslated region of eukaryot... Synthesis and Evaluation of a Novel Class of G-Quadruplex-Stabilizing Small Molecules Based on the 1,3-Phenylene-Bis(piperazinyl benzimidazole) System [作者：Jain, AK; Reddy, VV; Paul, A; Muniyappa, K; Bhattacharya, S,期刊：Biochemistry, 页码：10693-10704 , 文章类型： Article，,卷期：2009年48-45] Achieving stabilization of telomeric DNA in G-quadruplex conformation by Various organic compounds has been an important goal for the medicinal chemists seeking to develop new anticancer agents. Several compounds are kno... Kinetic Analysis of the Genome Packaging Reaction in Bacteriophage lambda [作者：Yang, Q; Catalano, CE; Maluf, NK,期刊：Biochemistry, 页码：10705-10715 , 文章类型： Article，,卷期：2009年48-45] Bacteriophage lambda is a double-stranded DNA virus that infects the Escherichia coli bacterium. lambda genomic DNA is replicated via rolling circle replication, resulting in multiple genomes linked head to tail at the c... Substrate Redox Potential Controls Superoxide Production Kinetics in the Cytochrome bc Complex [作者：Cape, JL; Aidasani, D; Kramer, DM; Bowman, MK,期刊：Biochemistry, 页码：10716-10723 , 文章类型： Article，,卷期：2009年48-45] The Q-cycle mechanism of the cytochrome bc(1) complex maximizes energy conversion during the transport of electrons from ubiquinol to cytochrome c (or alternate physiological acceptors), yet important steps in the Q-cycl... The Second Cu(II)-Binding Site in a Proton-Rich Environment Interferes with the Aggregation of Amylold-beta(1-40) into Amyloid Fibrils [作者：Jun, S; Gillespie, JR; Shin, BK; Saxena, S,期刊：Biochemistry, 页码：10724-10732 , 文章类型： Article，,卷期：2009年48-45] The overall morphology and Cu(II) ion coordination for the aggregated amylold-beta(1-40) [A beta(1-40)] in N-ethylmorpholine (NEM) buffer are affected by Cu(II) ion concentration. This effect is Investigated by transmiss... Helix Formation in Arrestin Accompanies Recognition of Photoactivated Rhodopsin [作者：Feuerstein, SE; Pulvermuller, A; Hartmann, R; Granzin, J; Stoldt, M; Henklein, P; Ernst, OP; Heck, M; Willbold, D; Koenig, BW,期刊：Biochemistry, 页码：10733-10742 , 文章类型： Article，,卷期：2009年48-45] Binding of arrestin to photoactivated phosphorylated rhodopsin terminates the amplification of visual signals in photoreceptor cells. Currently, there is no crystal structure of a rhodopsin-arrestin complex available, al... Fragment-Based Discovery of BACE1 Inhibitors Using Functional Assays [作者：Godemann, R; Madden, J; Kramer, J; Smith, M; Fritz, U; Hesterkamp, T; Barker, J; Hoppner, S; Hallett, D; Cesura, A; Ebneth, A; Kemp, J,期刊：Biochemistry, 页码：10743-10751 , 文章类型： Article，,卷期：2009年48-45] Novel nonpeptidic inhibitors of beta-secretase (BACE1) have been discovered by employing a fragment-based biochemical screening approach. A diverse library of 20000 low-molecular weight compounds were screened and yielde... Directed "in Situ" Inhibitor Elongation as a Strategy To Structurally Characterize the Covalent Glycosyl-Enzyme Intermediate of Human Pancreatic alpha-Amylase [作者：Zhang, R; Li, CM; Williams, LK; Rempel, BP; Brayer, GD; Withers, SG,期刊：Biochemistry, 页码：10752-10764 , 文章类型： Article，,卷期：2009年48-45] While covalent catalytic intermediates of retaining alpha-transglycosylases have been Structurally characterized previously, no Such information for a hydrolytic alpha-amylase has been obtained. This Study presents a new... Kinetic Studies of HPr, HPr(H15D), HPr(H15E), and HPr(His similar to P) Phosphorylation by the Streptococcus salivarius HPr(Ser) Kinase/Phosphorylase [作者：Casabon, I; Couture, M; Vaillancourt, K; Vadeboncoeur, C,期刊：Biochemistry, 页码：10765-10774 , 文章类型： Article，,卷期：2009年48-45] HPr is a central protein of the phosphoenolpyruvate:sugar phosphotransferase transport system (PTS). In streptococci, HPr can be phosphorylated at His(15) at the expense of PEP by enzyme I (El) of the PTS. producing HPr(... Characterization of Covalent Adducts of Nucleosides and DNA Formed by Reaction with Levuglandin [作者：Carrier, EJ; Amarnath, V; Oates, JA; Boutaud, O,期刊：Biochemistry, 页码：10775-10781 , 文章类型： Article，,卷期：2009年48-45] Enhanced expression of cyclooxygenase-2 (COX-2) is associated with development of several cancers. The product of COX-2, prostaglandin H-2(PGH(2)), call undergo spontaneous rearrangement and nonenzymatic ring cleavage to... A Complex between Biotin Synthase and the Iron-Sulfur Cluster Assembly Chaperone HscA That Enhances in Vivo Cluster Assembly [作者：Reyda, MR; Fugate, CJ; Jarrett, JT,期刊：Biochemistry, 页码：10782-10792 , 文章类型： Article，,卷期：2009年48-45] Biotin synthase (BioB) is ail iron-sulfur enzyme that catalyzes the last step in biotin biosynthesis, the insertion Of Sulfur between the C6 and C9 atoms of dethiobiotin to complete the thiophane ring of biotin. Recent i... Toward Understanding the Function of the Universally Conserved GTPase HfIX from Escherichia coli: A Kinetic Approach [作者：Shields, MJ; Fischer, JJ; Wieden, HJ,期刊：Biochemistry, 页码：10793-10802 , 文章类型： Article，,卷期：2009年48-45] Protein Synthesis is a highly conserved process in all living cells Involving several members of the translation factor (TRAFAC) class of P-loop GTPases, which play essential roles during translation. The universally con... Interdomain Contacts in Flavocytochrome b(2), a Mutational Analysis [作者：Le, KHD; Boussac, A; Frangioni, B; Leger, C; Lederer, F,期刊：Biochemistry, 页码：10803-10809 , 文章类型： Article，,卷期：2009年48-45] Each flavocytochrome b(2) (L-lactate cytochrome c oxidoreductase) subunit consists of an N-terminal cytochrome domain and a C-terminal flavodehydrogenase (FDH) domain. In the enzyme crystal structure, only two heme domai...