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2009 NOV 27 ... parental proteins. Analysis of the chimeras constructed indicated that the region from amino acid residue 303 to the C-terminal end of NADP-ME2 is critical for fumarate activation. ... NADP-ME2 and NADP-ME3 are able to distinguish and interact differently with similar C-4 acids as a result of minimal structural differences," wrote M.C.G. Wheeler and colleagues, ...
2009 NOV 27 ... prepared silver complex of L detects Cys ratiometrically among the naturally occurring amino acids to a lowest concentration of 514 ppb by releasing L from the complex followed by ...
2009 NOV 27 ... electron microscopy," scientists in Faro, Portugal report."Sensitivity to amino acids (L-arginine and L-serine), generally considered food-related odorants, recovered most ...
2009 NOV 27 ... while the poorly nitrified effluents had 2 mu g/L of THMs and 11 ng/L of NOMA. DBPs with amino acid precursors (haloacetonitriles, haloacetaldehydes) formed at substantial levels ... formed low levels of halogenated DBPs, except for (in some cases) dihalogenated acetic acids, but often substantial amounts of N-nitrosodimethyamine (NOMA). Chlorination of ...
2009 NOV 26 ... (DW); ascorbic acid, between 15.8 +/- 1.1 and 22.3 +/- 1.7 mg of ascorbic acid/g DW; and amino acids, between 15.05 +/- 0.82% and 16.62 +/- 0.90% DW. The highest contents of polyphenols ...
2009 NOV 27 ... secreted proteins in symbiosis, particularly those predicted to bind branched-chain amino acids and peptides," wrote J.E. Mastronunzio and colleagues, University of ...
2009 NOV 27 ... microbeads that are 250 mu m in diameter, which were immobilized with specific amino-modified oligonucleotide probes and placed in polydimethylsiloxane ... were detected using a conventional microarray scanner. The short sequences of nucleic acids (21 bases) and PCR products characteristic of bacterial pathogens could be detected at ...
2009 NOV 27 ... The post-translational modi. cation predominantly involves the hydrophilic stretch of amino acids representing a potential PEST sequence (proline, glutamic acid, serine, threonine) and ...
2009 NOV 27 ... their effects on kinetic parameters and protein stability. (a) Polyhydric alcohols and amino acids and their derivatives do not have significant effects on delta G(D)degrees and ...
2009 NOV 27 ... and pectin esterases, respectively. The signature amino acid sequence of 41 amino acids, i.e," wrote P.K. Yadav and colleagues.The researchers concluded: ...
2009 NOV 27 ... of the degradation pathway in vivo following C-13-labeling patterns of proteinogenic amino acids after growth on [C-13]xylose; (ii) identification of xylose-induced genes by DNA ...
2009 NOV 27 ... microtubule formation. Modelling the protein-protein interface allows us to identify the amino acids responsible for tubulin-tubulin binding and thus to design peptides, which correspond to ...
2009 NOV 27 -- "The physicochemical properties of the oil from the fruit of Blighia sapida and the toxicological effect of the oil-based diet on some biochemical parameters of selected rat tissues and serum were studied. The smoke, flash, and fire points as......
2009 NOV 27 ... is mediated by a conserved PUF domain, which contains eight repeats of approximately 36 amino acids each.""Found in all eukaryotes, they have been related to several ...
2009 NOV 27 ... molecular recognition of Zn(II)-MACP-4 complexes towards various amino acids and anions with different geometry was investigated by using the spectral titration ...
2009 NOV 27 ... to induce gamma-turns However, to ascertain the general utility of these restricted amino acids its gamma-type reverse turn inducers, it was then required to study the conformational ...
2009 NOV 27 ... researchers in Germany report."These peptides are rapidly cleaved to single amino acids by cytoplasmic peptidases. Proline-containing peptides pose a specific problem due to ...
2009 NOV 27 ... the presence of N-15-labeled ammonium, nitrate, urea, glutamic acid, and a mixture of 16 amino acids. DNA was extracted and fractionated using CsCl density gradient centrifugation. ...
2009 NOV 24 ... a family of membrane transporters including at least five transport systems for cationic amino acids (CAT) of which HUVEC express human CAT-1 (hCAT-1) and hCAT-2B. Exposure of HUVEC to high ...
2009 NOV 27 ... in newborn, EDA-deficient (Tabby) mice. This was due to a short stretch of basic amino acids located at the N terminus of the collagen domain that confers EDA1 with proteoglycan ...
