Tài liệu Báo cáo Y học: Studies on the nonmevalonate pathway of terpene biosynthesis The role of 2C-methyl-D -erythritol 2,4-cyclodiphosphate in plants docx

... (Eur. J. Biochem. 268) q FEBS 2001 Studies on the nonmevalonate pathway of terpene biosynthesis The role of 2 C -methyl-D-erythritol 2,4-cyclodiphosphate in plants Monika Fellermeier 1 , Maja Raschke 1 , ... (2000) Studies on the nonmevalonate pathway: conversion of 4-(cytidine 5 0 -diphospho)-2-C-methyl-D-erythritol to its 2-phos- pho derivative by 4-(c...

Ngày tải lên: 22/02/2014, 07:20

... proteins remains very high. Protein ligands for the canonical clusters are typi- cally sulfide ions of cysteines. The involvement of four conserved cysteines in the coordination of the [4Fe–4S] cluster ... differential electronic environment. The nature and type of amino acids and their side-chain orientations around iron– sulfur cluster coordination sites are the likely...

Ngày tải lên: 18/02/2014, 12:20

... in the hydroxylases. The mutation of these residues in the desaturases to the corresponding hydroxylase residues resulted in the conversion of desaturase activity to hydroxy- lase activity. The ... reflect the available substrates in this yeast system and/or the ability of the enzymes further down the metabolic pathway to use the products of the FAE1 K...

Ngày tải lên: 21/02/2014, 15:20

... BLXI on glucose and on xylose, the apoenzyme activity was tested on both sugars in the presence of increasing concentrations of each cation (in the chloride form; Fig. 4). In the absence of metal, ... As both the E a of inactivation and the temperature at which the enzyme starts inactivating at a measurable rate increase from the apoenzyme to the Mn 2þ -co...

Ngày tải lên: 22/02/2014, 07:20

... were recently introduced for the preparation of C-6 aldehyde derivatives of Glc [15]. The key step is the use of Collins reagent for the selective oxidation of the primary trimethyl- silyl ether of the ... (1986) The oxidation of primary trimethylsilyl ethers to aldehydes: a selective conversion of a primary hydroxy group into an aldehyde group in the presence...

Ngày tải lên: 21/02/2014, 01:21

... synergy of enzymes degrading the pectin side chains was studied [34]. GALA had a positive effect on the activity of the other enzymes involved in the degradation of these side chains. DISCUSSION A. ... The increase in expression levels of galA in the CREA mutant, indicates that at least one of the detected putative CREA binding sites in the promoter of ga...

Ngày tải lên: 21/02/2014, 01:21

... suggest that the protein may now be binding to the duplex arms of the junction, as opposed to only the crossover points of the junction, suggesting that the protein may no longer be binding in a structure specific ... stoichiometry of the interaction of RuvA with the Holliday junction, the biotinylated Holliday junc- tions were injected over the surface of the...

Ngày tải lên: 21/02/2014, 01:21

... peptide incorporation into Myr 2 Gro-PEtn bilayers. The initial DSC heating scans of MLVs of Myr 2 Gro- PGro alone, or Myr 2 Gro-PGro MLVs containing 4 mole percent of one of the three GS ring-size ... zwitterionic phospholipid bilayers studied here but a smaller effect in the anionic phospholipid bilayer system. The potency of the three ring-size analogs of GS in in...

Ngày tải lên: 21/02/2014, 01:21

... support of this hypo- thesis are meager. In the head-to-tail orientation, the catalytic site in the N-terminal domain of one subunit and the substrate recognition site in the C-terminal domain of the ... peak, whereas the elution of the low-affinity peak was unchanged. To investigate the effect of substitutions in the tryptophan cluster of the C-termin...

Ngày tải lên: 21/02/2014, 15:20

... dehydrogenase activity speci®cally involved in the glyoxylate cycle is attributed to the cytosolic isoform Mdh2p [7]. The suggestion of an extra-peroxisomal location for the yeast g lyoxylate cycle ... model fungal system for studying the glyoxylate cycle by analysing the subcellular distribution of malate synthase 1. The S. cerevisiae glyoxylate cycle (Scheme 1) consists...

Ngày tải lên: 22/02/2014, 04:20