... represent the geometric centers ofthe cavities that are located over the protein surface, and the blue spheres indicate the geometric centers ofthe cavities that are located inside the b-barrel The ... indicating the importance ofthe positive charges for the occurrence of nonspecific contacts with DNA [22] The BPV-1 protein shows low flexibility ofthe loop connecting the b2 and b3 strands (Fig 6B) The ... in thedynamicsof these two proteins The rmsd from the starting structures ofthe two proteins (supplementary Fig S1) showed, in fact, good stability over all the simulation times Also, the...
... in the one-cell stage to visualize the localization and to measure the mobility ofthe components in the PGCs The medaka embryo was peeled off the chorion, and the segment containing the part of ... of OlvasGFP reveals the dynamic nature ofthe nuage Schematic diagram ofthe preparation of PGCs of medaka specimen (A) OlvasGFP was expressed in the medaka PGC at stage 24 and localized in the ... outside ofthe nuage in the cytoplasm ofthe migrating PGC FCS analysis revealed that Olvas GFP diffused with a diffusion constant of 7.0 lm2ặs)1 (Fig 3A) During the measurement ofthe PGC, the 10...
... is the cross-sectional average ofthe bank-specific variable αi of those banks for which there is an observation in month t As the composition of this sample changes in the course of time, the ... responsible We choose the following method of mitigating the problem of changing sample composition: Instead ofthe exposure levels Xi (t), we investigate the change in the exposure ofthe same bank, ... contribution ofthe systematic factor and the regulation to the total timely variation ofthe exposure is 17.24% and, therefore, 82.76% ofthe variation is due to idiosyncratic effects These effects...
... established Of two possible dimeric structures of LPL, the head-tohead and the head-to-tail models, the studies ofthe chimeric proteins of hepatic lipase and LPL and the tandem repeat approach of LPL ... in the same direction with the heparin-binding domain at the N-terminal end [14] The other is a cluster of tryptophans (Trp390, Trp393, and Trp394) exposed to the surface (Fig 1A) The cluster of ... peak of wild-type LPL The LPL in the eluate was detected by Western blot with LPL polyclonal antibody 7640 The fraction number ofthe high-affinity peak was the same for the wild type and the WW...
... 1H,15N-HSQC spectra ofthe M domain of human eRF1 The numbering ofthe residues corresponds to that ofthe full eRF1 protein (A) The Gly region ofthe 15 H, N-HSQC spectrum ofthe M domain of human eRF1 ... hydrolysis at the PTC ofthe large ribosomal subunit [20] The three-domain structure of eRF1, with the shape ofthe protein resembling the letter ‘Y’, partly mimics the ‘L’-shape ofthe tRNA molecule, ... )42 The mean value in the family of 25 structures and the SD is no preferred conformation ofthe side-chain in the family 4228 v1 b There Fig The relaxation parameters ofthe amide 15N spin of...
... dimer are mainly limited to the conformation ofthe Glu-Pro dipeptide in the hinge region between the last b-strand and the core of CKS The crystal structure ofthe complex of CKS with CDK2 ⁄ cyclin ... whereas in the study on cyclin E degradation, Pin1 was brought in by the phospho-cyclin E and not by the CDC4a component ofthe final complex (Fig 2) [35] Therefore, the outcome ofthemolecular ... distinct molecular partners [6], and the conformation of a proline in the linker region between two SH3 domains ofthe Crp adaptor protein determines the autoinhibition ofthe domains [7] These...
... further our knowledge with respect to the mechanisms of action of these proteins, it is crucial that we define the precise boundaries ofthe STI1-homologous domain and compare the structures of these ... analysis [22] to examine in more detail the flexible characteristics ofthe 275–284 segment of hHR23B Because ofthe high quality of our 15 N-HSQC spectra, 54 ofthe 58 protonated backbone nitrogen ... temperature used for the experiment at 500 MHz (25 instead of 27 °C), which gives better HSQC spectra Because ofthe known dependence ofthe overall correlation time sc on themolecular size of various...
... Analysis ofthe phase of each ofthe xMGP introns located within the coding region revealed that introns and are of phase I while intron is of phase II [29] The same phases are found in the corresponding ... this study, we present themolecular organization ofthe rst nonmammalian MGP gene and the functional analysis of its promoter We identied a region within the rst 70 bp ofthe xMGP promoter that ... representation ofthe xMGP promoter constructs used for transient transfections of A6 cells is shown to the left The nomenclature ofthe promoter deletions is based on the transcription start ofthe xMGP...
... group at carbon ofthe guanine ring may interact with the side chain of Glu309, whereas the carbonyl group at position ofthe guanine ring may interact with the hydroxyl group ofthe Tyr239 side ... structures ofthe EhPGK obtained using the modeller program (Fig S1), it was found that the only difference in the amino acids that bind the purine ring was the presence of Val instead of Leu at ... to that of Gly312 in the pig enzyme On the other hand, the Leu residue present in the horse and yeast enzymes is conserved in the majority of PGK sequences reported to date; however, in the EhPGK,...
... is the detection ofthe modification, which involves the detection of a molecular mass change of Da in a relatively large protein substrate (20–45 kDa) Another challenge is the development of ... to that of PMT-C3 is that, at the sequence level, there is no discernible similarity of PMT-C3 to the proteins, with the exception ofthe Cryseobacterium protein glutaminase However, there is ... activation of Gai or inhibition of cAMP accumulation The observation that PMT overrides the action of PT suggests that PMT may also be able to act on the heterotrimeric Gaibc complex The effect of PMT...
... [20] The tips ofthe arms are highly flexible, and once the DNA has moved inwards, the arms close and the tips ofthe arms wrap around the DNA The amplitudes and time scales ofthe intramolecular ... nature ofthe dynamics, the autocorrelation functions C(t) were evaluated during the first NMR structure and backbone dynamicsof MC1 10 ns, using the 20 ns trajectory time for the 93 NH vectors The ... variations of 25% on the nanosecond time scale during the 20 ns trajectory (Fig 5) These variations, resulting from the position ofthe arm, are correlated with internal motions ofthe overall...
... earlier, themolecular identity ofthe protein(s) that actually form the PTP channel remains the most intriguing question On the basis of structural and other information, we hypothesize that the ... increased the conductance of artificial lipid bilayers in the presence of Ca2+, and the conductance was sensitive to ruthenium red [22], implying that it may be the Ca2+ uniporter or part thereof Further ... is driven by the pH gradient, in the case ofthe Ca2+ ⁄ 2H+ exchanger Elevated intramitochondrial Ca2+ can stimulate the activities of enzymes ofthe tricarboxylic acid cycle (TCA), thereby boosting...
... present in the spleen of these mice For the determination ofthe number of PMM56 bacteria present in the spleen of these four mice, we thus chose a value of 50 CFU per spleen The average number of CFUs ... deciphering the complex biosynthetic pathways of DIMs and PGLs These efforts have led to the identification of more than 20 proteins required either for the formation or for the translocation of these ... b-diol The doublet at 1.15 p.p.m (f) corresponds to the resonance of a methyl group in the a position ofthe fatty acyl residues The signals that correspond to the resonance ofthe methine proton of...
... IB confirmed the identity ofthe T emersonii cel7 gene/gene product; the location of these peptides in the deduced polypeptide sequence is given in the legend to Fig Comparison ofthe deduced ... hold the b-sandwich in position With the exception of four a-helices and two pairs of short b-strands, the rest ofthe protein consists almost entirely of loops connecting the b-strands The loops ... which runs the length ofthe concave sheet, into which the cellulose substrate can be accommodated The b-sandwich represents the characteristic fold of GH7 and is also the fold ofthe legume-lectin...
... cP is the specific heat ofthe gas at constant pressure, y is the ratio of specific heats, c is the speed of sound, (T is the Stefan-Boltzmann constant, pa is the air density and T,, is the temperature ... ILLUSTRATION OFTHE VELOCITY AND TEMPERATURE PROFILES IN THE STAGNATION VOLUME Not included here are the effects ofthe blowing layer formed adjacent to the temperature profile; it is judged that in the ... transfers in the stagnation volume ofthe gas cap The reason for our interest in the stagnation volume is that the analysis ofthe problem is tractable in this domain For example, since the shock...
... we determined the cDNA sequences ofthe EcRs and the USPs (RXRs) of Chilo suppressalis [14] and Leptinotarsa decemlineata [15] Dissociation constants ofthe binding of PonA to these receptors ... (183–410) regions The C-regions of EcRs and USPs are highly conserved However, other regions, particularly the N-terminal parts of USP ⁄ RXR, vary The alignments of amino acid sequences ofthe A ⁄ B ... In the alignment figure (C) the amino acid residues that correspond to those important for the binding of PonA to the EcR of H virescens are boxed The arrow head indicates the 396th amino acid of...
... broadening ofthe two lines ofthe c-phosphate group, and not to significant changes in chemical shift or the relative populations ofthe resonances In particular, the relative intensity ofthe downfield-shifted ... interpretation ofthe chemical shifts ofthe protein-bound nucleotide analogue we first studied GTPcS in the presence and absence of Mg2+ ions within a pH range of 2–13 The rate of exchange between ... and pK3 are the corresponding pKa values ofthe three phosphates ofthe nucleotide d2 values are given in parentheses the titration up to pH 1.5 does not allow the precise estimation of this value...
... test further the specificity ofthe interaction, native cardosin B was used in the binding assays Despite the high similarity between the two pistil aspartic proteinases, neither the RGD nor the similar ... motif at the tip of a loop protruding away from the core ofthe protein This amino-acid motif mimics RGD in terms of charge and is positioned at the tip of a loop and is therefore reminiscent of RGD ... illustrated by the superimposition ofthe 3D structures of kistrin [32] and cardosin A (Fig 8) The importance of both motifs and in particular their basic residues was further emphasized by the complete...
... (TonB, 10 Structure ofthe Bacterial Cell Structure ofthe OmpF porin View ofthe monomer from the side (left) and view ofthe trimer from the top The loop inside the opening narrows the channel H ... involved in the maintenance ofthe long axis ofthe cell Depletion of either MreB or Mbl causes aberrant partitioning ofthe origins of replication and a large fraction of anucleate cells The intermediate ... pestis XV Color Plates Structure ofthe OmpF porin View ofthe monomer from the side (left) and view ofthe trimer from the top The loop inside the opening narrows the channel H Nikaido 2003, Microbiol...
... area in the dorsal region ofthe cranial wall ofthe third endodermal pouch while the caudal portion ofthe very same pouch develops into the thymus which is involved in the maturation ofthe immune ... from the human PTH cDNA sequence15 and later confirmed by the determination ofthe structure ofthe human gene.16 The amino acid sequence ofthe rat pre-peptide was derived from the sequence ofthe ... over 200 bp ofthe intron, similar to the homology in the other non-translated regions ofthe genes The rat intron A is only 55-57% homologous to the other species The sequences of introns are...