... decrease ofthe Na+ affinity (at pH 8.2–8.3) and an eightfold increase ofthe Na+ concentration required for half maximal inhibition Upon further increasing the pH, the Na+ affinity ofthe mutant ... Na+ and H+ movements across the membrane to the decarboxylation of carboxybiotin The model shows the approximate location of important residues of helix IV, helix VIII andof region IIIa ofthe ... in the presence of 360 mM NaCl The most dramatic effect ofthe R389A mutant is a shift ofthe pH optimum by more than 2.5 pH units to the alkaline compared to the wild-type This shift in the...
... concentrations ofthe fractions, together with the relative amount of Na+ /H+ exchanger present in the supernatant andthe pellet [19], it was found that over 80% ofthe Na+ /H+ exchanger remained in the ... recently shown that the Na+ /H+ exchanger is regulated by MEK-dependent (mitogenactivated protein kinase/extracellular signal-regulated kinase kinase-dependent) specific signaling and that the cytoplasmic ... amount at the 105–110 kDa size The amount of 105–110 kDa protein was reduced and in many instances evidence of aggregation was evident at the top ofthe gels The amount of aggregate present at the...
... side ofthe membrane While in theE2 form the Ca2þ binding sites have translocated across the membrane to the luminal side and are of low affinity Furthermore, in the E1 conformational state, the ... sites and ligands, respectively, and [EL] is the concentration of bound ligand The total concentration of sites can be expressed as N[E]0, the product of total protein concentration ([E]0) andthe ... 3A) and ATP (Fig 3B) in the absence and presence of curcumin, using the coupled enzyme assay In Fig 3A, the half-maximal activation ofthe ATPase by Ca2þ was measured in the absence ofand in the...
... near the N-terminus of helix I ofthe domain andthe three residues in loop L2 contributing to the E3-binding site Backbone dynamics of PSBD The region (Met132 to Ser134) before the start of helix ... programme of mutation was therefore undertaken on a subgene encoding the interface domain ofthe B stearothermophilus E3 The final version ofthe solubilized E3int domain contains seven mutations of ... representing the interface domain (residues 343–470) of B stearothermophilus E3 The use ofthe engineered E3int domain (27 kDa as the dimer) was introduced because the high molecular mass (112 kDa) of the...
... K/ k 12 ± 2.4 + w + k /k 17 ± 3.2 + Periods (weeks) and genotypes w w + + + + K/ kk /k K /k k+ /k+ 6 6 31 ± 9.6 23 ± 6.6 33.8 ± 10.2 43.8 ± 9.9 K/ k – – + 10 w k+ /k+ – – % of feathers 6 10.24 ± 1.24 ... whom the body and feathers ofthe chick at weeks of age are in competition for arginin and cystein, of which the requirement is more important during the synthesis of feathers Feathering genes and ... h per day Finally 36 males and 48 females, half ofthe rapid feathering genotype (k+ /k+ or k+ /W) and half ofthe slow feathering (K/ k + or K/ W) were kept in two group batteries and samples...
... favorite ofthe spirits in Britain It is, of course, the national drink of Scotland, and Scotch is exported to the rest ofthe world 3.2.3 Other drinks As well as large amounts of hot drinks such ... served, the diners remove the napkin from their place setting, unfold it and put it in their laps When the diners leave the table at the end ofthe meal, they place napkin loosely next to their ... drink and talk during the meal in which everything from the heaven to the earth is mentioned The men, especially the husband andthe grandfather, sip alcohol and tell their family members what they...
... “Introduction” states the rationale ofthe study, Semantics can be simply defined as the study of meaning It defines the aims, objectives andthe significance, presents the is central to the study of communication ... feeling in the heart, positive or negative serve as the theoretical background for the analysis ofthe semantic feeling, our angry or kindly feelings, feeling of pride or of humility and pragmatic ... semantic and pragmatic features The researcher investigates the data taken from CA Warm-blooded literary works and their Vietnamese equivalents, examines how they are used and then describes them...
... recognition ofthe field Andthe findings of semantic aspects often borrow the WDBs for not only conveying the denotative as well as analysis of pragmatic aspects of these kinds of words will ... details of meanings expressed by the WDBs that once the WDBs are used, the speaker andthe hearer must have This thesis has made a study ofthe semantic and pragmatic the same image or meaning of these ... the semantic and pragmatic features ofthe WDBs in English and Vietnamese - Analyse the similarities and differences in using the WDBs to express the emotion, attitude, … in English and Vietnamese...
... with both O6 and N7 (Fig 1C) The 2¢OH ofthe ribose is hydrogen bonded to the main chain andthe side chain of Asp142 (Fig 1C) Both hydroxyl groups ofthe ribose are involved in coordinating a putative ... coordinated by Glu141, Asp142, 2¢ and 3¢OH ofthe ribose and three water molecules with ˚ coordination distances of approximately 2.4 A The phosphate ofthe GMP is hydrogen bonded to main chain and ... Research, the Canadian Foundation for Innovation, Genome Canada through the Ontario Genomics Institute, GlaxoSmithKline, Karolinska Institutet, the Knut and Alice Wallenberg Foundation, the Ontario...
... position at the present day The present theories ofthe transmission of light and sound; ofthe production of winds, and sun-spots, andofthe method of development and dissemination of heat, are ... except in the direction of other spheres These theories throw new light upon the character and extent ofthe atmosphere ofthe moon and planets, andthe consequent availability of those and other ... rightly understanding the modus operandi ofthe conveyance, and utilization, of these sun-elements, andthe workings of this sun-power The presence of a veritable flood of light, heat, and magnetic...
... regards as the equivalent of thc npper part of t h e Portland Beds of southern England If, with ARKELL (1946, pp 24-28), we place the Portland Beds in the upper part ofthe Lower Volgian, they, the ... rei:orrlerl as 020 and 322 m The 11iffel.enrein altibllrle is douhtlcss duc either to the dip ofthe rocks or to inaccnracy ofthe altimeters nsed The fauna here comprised species of Snrifes and small ... Institute map, km south-west ofthe Nicsen) where a thick series of conglon~cratcsand sandstones outcrops A careful examination by the present writer ol the conntry between the Niesen andthe Kigi, both...
... men void of understanding; capable of soothing the sorrows ofthe afflicted, of healing the wounds ofthe spirit, and assuaging the anguish of a broken heart But how it fulfils these desirable indications, ... except what arose from the prejudices ofthe ignorant, or the obstinacy of those who are slaves to the practice of it The bare assertion of Deimerbroek, "that it kept off the plague," without a ... pipes with the dried leaves of this plant, and when lighted, they breathe the dark cloud of smoke from their mouth and nostrils, and as it curls around their head, ascending towards heaven, they present...
... analyst The individual then experiences a positive or a negative shock The value ofthe shock is unknown in advance to either the officer or the analyst The shock affects the value the individual places ... 1984, andthe extension ofthe basic DRM to take into account the effect ofthe availability of multiyear contracts to certain classes of Air Force officers Unlike other models, the DRM takes into ... response to the creation ofthe DRM by Glenn Gotz and John McCall At the time the DRM was originally created it was pushing the limits ofthe capabilities of even the fastest computers The model...
... as the average diameter, K, and DIK ofthe original networks and df , Kf and DIKf denote the diameter, K, and DIK after 10% ofthe nodes are removed Results are the average of ten runs (a) and ... diameter after 10% ofthe nodes have failed Similarly, the DIK ratio is defined as DIKf /DIKo where DIKo is the DIK value ofthe original network, and DIKf is the DIK value after 10% ofthe nodes have ... least k different edges? Novel 0.7 0.35 0.6 0.3 0.5 0.45 0.4 0.5 0.25 0.35 0.2 0.4 f (k) f (k) 0.3 0.25 k= 1 k= 2 k= 3 k= 4 k> 4 0.3 0.2 f (k) k= 1 k= 2 k= 3 k= 4 k> 4 0.15 0.2 0.1 0.1 0.15 0.05 k= 1 k= 2 k= 3 k= 4...
... region of Ab(L1–40) and Ab(L1–42), and expressing and purifying the peptides The procedure is of course not limited to the peptide variants produced in this work (F19P, A21G, E22 G, E22 K, E22 Q and ... rounds of sonication in buffer, and at the end of each sonication step the suspension was centrifuged andthe supernatants (labeled S1, S2 and S3) were stored pending analysis The pellet was then ... Isolation of monomeric Ab and kinetic analysis of aggregation E Fig Recombinant and synthetic peptides are highly pure and behave similarly on SDS-PAGE and HPLC Peptides were isolated by SEC and analyzed...
... residues and hence does not conflict with the global interpretation ofthe data With the exclusion ofthe N-terminal octapeptidyl and C-terminal nonapeptidyl fragments of Glu17, Leu34 and Lys46, the ... interruption ofthe geometry ofthe recognition helix for either Antp or the TTF-1 HD, the anomalous amide exchange pattern andthe NOE connectivity data ofthe C-terminal portion of helix III ... unreliable within the framework ofthe theory This could arise from the very wellknown limitations of MF formalism for the case of internal motions occurring on a timescale similar to that ofthe overall...
... that the novel fold in the N-terminal modules ofthe catalytic cores of AEPs and prim–pols is unrelated to that of other known polymerases, whereas the RRM-like fold encompassed by their C-terminal ... the two-metal-ion mechanism of both RNA and DNA synthesis [17] In a previous study, we reported the findings of an analysis ofthe complete sequence ofthe cryptic plasmid pIT3 isolated from the ... connecting the a4-helix to the b4 strand andthe b9 strand to the b10 strand at the bottom ofthe Zn-stem loop in the pRN1 prim–pol structure However, because the Zn-stem loop is a fairly self-standing...
... Tissue Kinet 21, 169–182 Saxena, S .K. , Sirdeshmukh, R., Ardelt, W., Mikulski, S.M., Shogen, K & Youle, R.J (2002) Entry into cells and selective degradation of tRNAs by a cytotoxic member ofthe RNase ... analyzed by MALDI-TOF MS The addition ofthe protease is considered the zero time point The relative intensities ofthe peaks from the mass spectra were used to calculate the fraction of Pyr-ONC (M23L), ... characterization of onconase activation (Eur J Biochem 271) 1169 13 Table Thermodynamic parameters ofthe thermal denaturaturation ofthe different onconase (ONC) variants at 25 °C and pH 2.0 (CGdm/HCl)½,...
... Kawasaki, S., Moriguchi, R., Sekiya, K. , Nakai, T., Ono, E., Kume, K & Kawahara, K (1994) The cell envelope structure ofthe lipopolysaccharide-lacking gram-negative bacterium Sphingomonas paucimobilis ... Fragments of HSQC and HMBC spectra of compound Labels illustrate assignment ofthe amide linkage between the amino group of Asp andthe carboxyl group of GalA residue E Scheme The structures of oligosaccharides ... under the stream of air, acetylated and then analysed by GC in comparison with authentic standards, prepared from the respective monosaccharides with (S)- and (R)-2-butanol For determination of the...
... rate of 50 nmÆmin)1 with a time constant of s, step resolution of 0.1 nm, and bandwidth of nm The final spectra were taken from the average of five scans The VARSELEC program was used for the secondary ... difference in the biophysical property between the N-terminal and internal FPs, in the hope of improving our understanding ofthe role of fusion peptides in the fusion event Structure and membrane ... in analogy to the N-terminal FP such as that of gp41 [22] andof influenza HA2 [23], demonstrating the conformational plasticity ofthe viral fusion peptides However, the helix population in the...