... by minimizing a mean square error (minimal distortion principle) [8] This can be realized in the frequency domain by multiplying the outputs by the inverse of the unmixing matrix [9, 10] The ... of the authors [6, 7] First, the spectral continuity of the mixing (and therefore of the EURASIP Journal on Applied Signal Processing unmixing) filters is used in the initialization of the joint ... used to solve the permutation ambiguity is determined in [16] by sorting the similarity in an increasing order In [9], the correlation is tested at each frequency bin and the sum of the aligned...
Ngày tải lên: 22/06/2014, 23:20
... amino acids Those domains are the epimerization domain (E -domain) for Ca-epimerization [15], the methyltransferase domain (M -domain) for N-methylation [16] and the cyclization domain (Cy -domain) ... T- and E -domain) from the gramicidin S system and the ®rst module in the second peptide synthetase of the tyrocidine A system TycB1Pro-CAT (proline-activating module; C-, A-, and T -domain; see ... [5] Furthermore, a chromosomal point mutation in srfA-B, changing a D to A in the His-motif (italic) of the corresponding Asp domain of the surfactin synthetase was found to abolish surfactin production...
Ngày tải lên: 17/03/2014, 11:20
Báo cáo khoa học: In silico analysis of the adenylation domains of the freestanding enzymes belonging to the eucaryotic nonribosomal peptide synthetase-like family pot
... binding site for either pyrroloquinoline quinone (PQQ) or NADPH In particular, AASDH, containing a PQQ binding domain, is supposed to be involved in lysine degradation and to convert the a-aminoadipate ... a-aminoadipate [12] Lys2, possessing a NADPH-binding domain, is involved in lysine biosynthesis; it converts the a-aminoadipate to a-aminoadipate semialdehyde [13,14] Furthermore, the protein ... adenylation domain, T for thiolation, C for condensation, AS for amine-selecting, PQQ for PQQ-binding domain, NADPH for NADPH-binding domain, X for other domains not commonly present in NRPSs Numeric...
Ngày tải lên: 23/03/2014, 13:20
Báo cáo hóa học: " Source Depth Estimation Using a Horizontal Array by Matched-Mode Processing in the Frequency-Wavenumber Domain" pot
... spectrum of the modes is discrete (cf Section 2.1) The dispersion curves, representing the modes, are separated in the f −k domain [15] As a result, and using the fact that the HLA is located on the ... In the case of a long HLA, the expression (4) remains a valid approximation of the f − k transform The energy is located on the dispersion curves (kr = krm ) of the modes At each frequency, the ... white signal in the band 100–500 kHz in reduced scale (10–50 Hz in oceanic scale) Considering the band of the transducer, it is The receiver The receiver is a hydrophone placed on the steel which...
Ngày tải lên: 22/06/2014, 23:20
Analysis and detection of human motion in time frequency domain
... [52,60,61] The most obvious and serious consequences of falling are injuries Common injuries due to receiving the main impact include fractures involving the hand, hip and spine, head and brain injuries ... decrease in the quality of life It is therefore in the interest of the community to recognize individuals at risk of falling and provide necessary interventions to minimize the chances of falling ... accelerometer on the thigh in detecting sitting, standing, and lying static activities The dc response of the radial sternum accelerometer was used to distinguish sitting/standing posture from lying posture...
Ngày tải lên: 14/09/2015, 18:27
Báo cáo khoa học: Conserved residues in the N-domain of the AAA+ chaperone ClpA regulate substrate recognition and unfolding pdf
... unfolding of some protein substrates is initiated through productive binding to the substrate via two elements in ClpA, one in the N -domain and the other in the pore of the ClpA hexamer In the ... N -domain and two ATP-binding domains referred to as the D1 and D2 domains Interestingly, deletion of the N -domain from ClpA not only abolishes binding of the adaptor protein, ClpS, but additionally ... residues in the N -domain In this case, it is appealing to speculate that ClpS itself may act as the second binding site required for unfolding, thereby replacing a need for the N -domain Experimental...
Ngày tải lên: 07/03/2014, 05:20
Báo cáo khoa học: Origins of DNA replication in the three domains of life pdf
... seen in Fig 4, both proteins possess N-terminal AAA+ domains and C-terminal DNA binding domains (DBDs) In DnaA, the DBD contains a helix-turn-helix; in the archaeal proteins, the DBD has a winged ... are shown in cyan with ADP indicated in red The helix-turn-helix (HTH)-containing DNA binding domain of DnaA is in green and the winged helix (WH)-containing domain of Orc1 ⁄ Cdc6 is in dark blue ... helix domain (reviewed in [62]) Interestingly, the relative position of the AAA+ domain and the winged helix domain of Aeropyrum pernix Orc1 ⁄ Cdc6 homolog was in uenced by the nature of the nucleotide...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: Functional symmetry in the isolated domain demonstrated by N-ethylmaleimide labelling pdf
... chain to the nucleotide-binding pocket [3] We describe the engineering, expression and purification of single-cysteine-containing proteins comprising either the C-terminal NBD or the N-terminal ... N-terminal NBD of P-glycoprotein contains only a single cysteine in the Walker-A motif [43] Thus, MBP-NBD-Nter is a 75-kDa fusion protein containing a single cysteine residue located in the ATP-binding ... on p[NH]ppA binding, in agreement with the results obtained here The nonidentical interaction of GTP may be related to another variation in sequence in the vicinity of the ATP-binding pocket,...
Ngày tải lên: 08/03/2014, 08:20
Báo cáo khoa học: The role of the Fe-S cluster in the sensory domain of nitrogenase transcriptional activator VnfA from Azotobacter vinelandii potx
... conformational change in a similar manner to NifA; the binding of the ATP analog induces the rearrangement of the GAF and possible AAA+ (the central domain) domains in VnfA Indeed, the limited protease ... of the N-terminal domain in this variant Because sensing is a principal function of regulatory proteins, the isolation of VnfA and AnfA with their sensor (GAF) domains is highly desirable In the ... participate in binding the cluster However, VnfA has additional three cysteine residues, namely at position 107, at position 134 in the GAF domain and at position 267 in the possible AAA+ domain Accordingly,...
Ngày tải lên: 15/03/2014, 09:20
Báo cáo khoa học: Metal exchange in metallothioneins – a novel structurally significant Cd5 species in the alpha domain of human metallothionein 1a ppt
... original NMR numbering for two -domain mammalian metallothionein (2, and are assigned to the three divalent metal ions in the b domain) [10,11] The 11 cysteinyl sulfurs are labeled according to the ... identification of the binding site for the fifth Cd2+ ion in the Cd5a-rhMT 1a cluster The indirect 2D 1H–113Cd NMR approach exploits the J scalar coupling between the cysteine b protons and the coordinated ... Cd4 binding site Finally, the NMR data verify the coordination of the fifth Cd2+ ion by thiolate ligands within the cluster, and, more specifically, within the crevice site of the protein The biological...
Ngày tải lên: 16/03/2014, 06:20
Báo cáo khoa học: Secondary structure assignment of mouse SOCS3 by NMR defines the domain boundaries and identifies an unstructured insertion in the SH2 domain pdf
... have the PEST motif within the SH2 domain, while SOCS1, -5 and -7 contain PEST motifs in the N-terminal domain The PEST sequence in the CIS SH2 domain is located eight residues downstream from the ... phosphotyrosine–peptide binding [3] There is therefore some uncertainty about the extent of the SH2 domain, depending on whether it is predicted by sequence homology or functional analysis In addition ... peptide, including the predicted SH2 domain alone (44–142) This implied that the SH2 domain itself was a cause of poor solubility, as was the SOCS box The sequences of the SOCS3 SH2 domain and the...
Ngày tải lên: 16/03/2014, 14:20
Redeployment Plan for Spectrum Efficient Land Mobile Equipment in the Frequency Range 100-500 MHz pptx
... Equipment in the Frequency Range 100-500 MHz 1.0 Introduction In view of the limited availability of radio frequency spectrum in the land mobile bands between 100 and 500 MHz in large urban areas of the ... implementing a redeployment plan Certain segments of industry represented at the RABC, also provided input on a number of principles To the extent possible, the following principles are incorporated ... view of the limited availability of radio frequency spectrum in the land mobile bands between 100 and 500 MHz in large urban areas of the country, the Department of Industry initiated in April,...
Ngày tải lên: 31/03/2014, 18:20
Multi-way Analysis in the Food Industry Models, Algorithms, and Applications pptx
... methods described in the thesis It is interesting to develop models and algorithms according to the nature of the data, instead of trying to adjust the data to the nature of the model In an attempt ... 1.1 INTRODUCTION The subject of this thesis is multi-way analysis The problems described mostly stem from the food industry This is not coincidental as the data analytical problems arising in the ... This monograph was originally written as a Ph D thesis (see end of file for original Dutch information printed in the thesis at this page) i MULTI-WAY ANALYSIS IN THE FOOD INDUSTRY Models, Algorithms...
Ngày tải lên: 31/03/2014, 22:20
Wiley the IMS IP multimedia concepts and services in the mobile domain (2004) DDU
... Roaming between the IMS and the CS CN domain refers to inter -domain roaming between IMS and CS When a user is not registered or reachable in one domain a session can be routed to the other domain ... that both the CS CN domain and the IMS domain have their own services and cannot be used from another domain Some services are similar and available in both domains (e.g., Voice over IP in IMS and ... would bring modularity to the system, which is definitely a common interest in the industry Therefore, co-operation between the OMA and 3GPP will increase in the future It is very likely that the...
Ngày tải lên: 05/04/2014, 23:31
classical microlocal analysis in the space of hyperfunctions
... prosecution under the German Copyright Law Springer-Verlag is a company in the BertelsmannSpringer publishing group © Springer-Verlag Berlin Heidelberg 2000 Printed in Germany The use of general ... category Our main tool is, in some sense, integration by parts, which is equivalent to the fundamental theorem of the infinitesimal calculus In our direction there are two books One of them is HSrmander's ... Microlocal Analysis" in the space of hyperfunctions ( or in a rather wider class of functions) which makes it possible to apply the methods in the C °O_ distribution category to the studies on P.D.E in...
Ngày tải lên: 01/06/2014, 08:02
jayanta mukhopadhyay - image and video processing in the compressed domain
... 6.1.1.1 Inserting Zeroes in DWT Coeffcients 6.1.1.2 DCT Domain Upsampling in 2D 6.1.1.3 Upsampling the DCT for Multilevel DWT 6.1.1.4 Wavelet Synthesis in the Compressed Domain 6.1.1.5 ... processing in the domain of alternative representation is referred here as processing in the compressed domain However, we should also be concerned about the efficiency of the processing algorithm in ... Processing in the domain of Alternative Representation Output Image in the Compressed Form Entropy Encoding Processed Output in Alternative Representation Figure 1.3: Processing in the domain of...
Ngày tải lên: 05/06/2014, 12:04
báo cáo hóa học: " Clinical implications of gait analysis in the rehabilitation of adult patients with "Prader-Willi" Syndrome: a cross-sectional comparative study ("Prader-Willi" Syndrome vs matched obese patients and healthy subjects)" docx
... the same gait pattern (from kinematics and kinetics point of view) with the same gait speed These trials were considered for the following analysis The data were considered repeatable according ... in respect to the walking direction and is defined as the angle formed with the line of progression and the segment connecting the marker on the V metatarsal joint and the marker on external ... both to the subject's weight and to the walking velocity were calculated as kinetic parameters in order to investigate the push-off ability during the propulsive phase of the gait cycle (terminal...
Ngày tải lên: 19/06/2014, 10:20
Báo cáo hóa học: " Contribution of cysteine residues in the extracellular domain of the F protein of human respiratory syncytial virus to its function" docx
... glycosylation These findings are intriguing given that these three cysteine residues are absolutely conserved not only in the F proteins of other Pneumovirinae, but also in the F proteins of the Paramyxovirinae ... cysteine residues in the extracellular domain in protein expression and cell fusion of the HRSV F protein and represents the first analysis of the contribution of the cysteine residues of the ... by an intervening cysteine-rich region A hydrophobic transmembrane domain is located near the C-terminus of the protein followed by a short (26 residues) cytoplasmic domain containing a single...
Ngày tải lên: 20/06/2014, 01:20
Báo cáo nghiên cứu nông nghiệp " Marketing and Policy Analysis in the Post-Harvest and Resource Sectors of Vietnam " pot
... Institute in the Philippines and the University of Sydney The proposal for courses in the areas of marketing and policy analysis grew out of the experience in providing training as indicated above The ... used in capacity building with particular emphasis on ‘training the trainers’ Over the period of the project there has been a significant shift in the material used in teaching programs and in the ... clear indications of the benefit of the training in the work being undertaken and the level of analysis used for Ministry projects It is considered that over the period of the program there has...
Ngày tải lên: 22/06/2014, 13:20
Báo cáo hóa học: " MAC Security and Security Overhead Analysis in the IEEE 802.15.4 Wireless Sensor Networks" potx
... that includes the length of the authenticated data The integrity code is computed at the receiver side and compared with the received integrity code The CTR combines the CBC-MAC to become the ... P2 Then the adversary can obtain P1 ⊕ P2 = C1 ⊕ C2 since the counters are the same and the keys are the same although the adversary does not know the key The adversary may obtain much useful information ... (IV) and the replay counter are the same except that the last IV is used by the source device when it sends the frame, and the replay counter is used by the destination device to maintain the high...
Ngày tải lên: 22/06/2014, 22:20