Cholesterol and bile acids regulate xenosensor signaling in
... Cytochromes P450 (CYPs)1 are heme-containing enzymes responsible for the hydroxylation of lipophilic substrates in all species. In the liver, a subset of members of the CYP gene superfamily metabolize xenobiotics such as drugs, food additives and pollutants (1). Some of these CYPs can be transcripti ...
... Cytochromes P450 (CYPs)1 are heme-containing enzymes responsible for the hydroxylation of lipophilic substrates in all species. In the liver, a subset of members of the CYP gene superfamily metabolize xenobiotics such as drugs, food additives and pollutants (1). Some of these CYPs can be transcripti ...
Incomplete citric acid cycle obliges aminolevulinic
... to characterize the means by which this organism generates ALA. ...
... to characterize the means by which this organism generates ALA. ...
1. Fatty acids may be synthesized from dietary glucose via pyruvate
... a. Reaction. Butyryl-ACP (a four-carbon unit) reacts with another malonyl group via the reactions described above to form a six-carbon unit, and the reactions of the fatty acid synthase complex continue. b. Reaction repeats. After seven turns of this cycle, palmitic-ACP (a 16-carbon unit) is synthes ...
... a. Reaction. Butyryl-ACP (a four-carbon unit) reacts with another malonyl group via the reactions described above to form a six-carbon unit, and the reactions of the fatty acid synthase complex continue. b. Reaction repeats. After seven turns of this cycle, palmitic-ACP (a 16-carbon unit) is synthes ...
a guide-book to biochemistry
... molecular weight (chapter III, p. 22) which occur in cells, or are secreted by cells. With care, enzymes can be isolated and purified without damage to their catalytic function, and many have been obtained in crystalline form. Already the study of their behaviour has thrown light on what may be call ...
... molecular weight (chapter III, p. 22) which occur in cells, or are secreted by cells. With care, enzymes can be isolated and purified without damage to their catalytic function, and many have been obtained in crystalline form. Already the study of their behaviour has thrown light on what may be call ...
Isolation of Vibrio harveyi Acyl Carrier Protein and the fabG, acpP
... and other complex molecules in a variety of organisms. The prototypic ACP from Escherichia coli is a 9-kDa acidic protein (pI, 4.1) of 77 amino acids which carries fatty acids as thioester intermediates attached to a phosphopantetheine prosthetic group at Ser-36 (17, 31). In addition to its major fu ...
... and other complex molecules in a variety of organisms. The prototypic ACP from Escherichia coli is a 9-kDa acidic protein (pI, 4.1) of 77 amino acids which carries fatty acids as thioester intermediates attached to a phosphopantetheine prosthetic group at Ser-36 (17, 31). In addition to its major fu ...
exam1ans_2007 - algebra
... the small amount of the original peptide, only the first 5 residues could be unambiguously identified. The sequen ce obtained from these data is: Gly-Ser-Arg-Phe-Phe The original peptide was then treated with the protease chymotrypsin, and the peptides or fre e amino acids that were produced from th ...
... the small amount of the original peptide, only the first 5 residues could be unambiguously identified. The sequen ce obtained from these data is: Gly-Ser-Arg-Phe-Phe The original peptide was then treated with the protease chymotrypsin, and the peptides or fre e amino acids that were produced from th ...
Thyroglobulin, the major and obligatory
... on TG. As shown in Table I, each enzyme removed two of the phosphate residues per dimeric TG. Two phosphate residues remained resistant to enzymatic treatment. They may be present as phosphoamino acids or be located on unexposed oligosaccharides. It has been shown that phosphotyrosine is the most al ...
... on TG. As shown in Table I, each enzyme removed two of the phosphate residues per dimeric TG. Two phosphate residues remained resistant to enzymatic treatment. They may be present as phosphoamino acids or be located on unexposed oligosaccharides. It has been shown that phosphotyrosine is the most al ...
The transcriptional regulator CprK detects chlorination by combining
... the presence of halide atoms within biological molecules is a relatively rare occurrence [1,2]. Indeed, the presence of halide atoms in xenobiotic molecules often renders them recalcitrant to biological mineralization and can cause or augment toxic effects. The high toxicity, persistence and bioaccu ...
... the presence of halide atoms within biological molecules is a relatively rare occurrence [1,2]. Indeed, the presence of halide atoms in xenobiotic molecules often renders them recalcitrant to biological mineralization and can cause or augment toxic effects. The high toxicity, persistence and bioaccu ...
... polymer-based coating that is applied directly to the skin as a liquid solution that dries in seconds to form a clear thin film. OBJECTIVE The purpose of this study was to evaluate a polymer-based film-forming technology as a treatment for keratosis pilaris in a 12-week clinical trial. The product i ...
Cloning and sequence analysis of putative type II fatty
... (ACP) functions to sequester the growing acyl chain attached to the prosthetic phosphopantetheine group from solvent as it shuttles the intermediates between type II FAS enzymes (Zhang et al. 2003b). The condensation of malonyl-ACP with acyl-ACP to form β-ketoacyl-ACP is catalysed by small β-ketoacy ...
... (ACP) functions to sequester the growing acyl chain attached to the prosthetic phosphopantetheine group from solvent as it shuttles the intermediates between type II FAS enzymes (Zhang et al. 2003b). The condensation of malonyl-ACP with acyl-ACP to form β-ketoacyl-ACP is catalysed by small β-ketoacy ...
High-resolution analysis of metabolic cycles in the intertidal mussel
... rapidly during the first hour of immersion (Fig. 2A). Similarly, levels of malate, which is the intermediate product formed during the reduction of oxaloacetate to succinate, oscillated and increased during low tide (Fig. 2A). Consistent with glucose serving as the primary substrate for anaerobiosis ...
... rapidly during the first hour of immersion (Fig. 2A). Similarly, levels of malate, which is the intermediate product formed during the reduction of oxaloacetate to succinate, oscillated and increased during low tide (Fig. 2A). Consistent with glucose serving as the primary substrate for anaerobiosis ...
Metabolism of ketonе bodies
... Ketone bodies diffuse from the liver mitochondria into the blood and are transported to peripheral tissues. Ketone bodies are important molecules in energy metabolism. Heart muscle and the renal cortex use acetoacetate in preference to glucose in physiological conditions. The brain adapts to the uti ...
... Ketone bodies diffuse from the liver mitochondria into the blood and are transported to peripheral tissues. Ketone bodies are important molecules in energy metabolism. Heart muscle and the renal cortex use acetoacetate in preference to glucose in physiological conditions. The brain adapts to the uti ...
transition metal complexes of amino acid and peptide derivatives
... peptides. The N(1)/N(3) donor atoms of histidyl and carboxylate groups of the aspartyl and glutamyl residues are especially preferred binding sites of metalloenzymes. The role of the side chain carboxylate groups on the metal ion coordination of peptides and peptide derivatives has already been wide ...
... peptides. The N(1)/N(3) donor atoms of histidyl and carboxylate groups of the aspartyl and glutamyl residues are especially preferred binding sites of metalloenzymes. The role of the side chain carboxylate groups on the metal ion coordination of peptides and peptide derivatives has already been wide ...
Biochemical and Molecular Characterization of a
... phosphate in those seeds (Raboy et al., 2000). Similarly, the ␣-galactoside series of sugars that includes raffinose and stachyose are found in most terrestrial plant seeds (Kuo et al., 1988). The wide distribution of these compounds among seeds of many plant species along with their abundance withi ...
... phosphate in those seeds (Raboy et al., 2000). Similarly, the ␣-galactoside series of sugars that includes raffinose and stachyose are found in most terrestrial plant seeds (Kuo et al., 1988). The wide distribution of these compounds among seeds of many plant species along with their abundance withi ...
LEU - TCAPS Moodle
... 5. Check the pair of organisms that appears to be most closely related to each other. _______ snapping turtle-tuna Give a reason for your answer. _______ snapping turtle-rattlesnake _______ snapping turtle-pigeon ...
... 5. Check the pair of organisms that appears to be most closely related to each other. _______ snapping turtle-tuna Give a reason for your answer. _______ snapping turtle-rattlesnake _______ snapping turtle-pigeon ...
Regulation of Elovl and fatty acid metabolism
... family (Figure 4) which comprises both enzymes that are ubiquitously expressed and also more tissue specific enzymes. These are termed ELOVL1 through ELOVL6 and just like the yeast ELO proteins they exhibit substrate specificity and control the first, rate-limiting condensation step of VLCFA elongat ...
... family (Figure 4) which comprises both enzymes that are ubiquitously expressed and also more tissue specific enzymes. These are termed ELOVL1 through ELOVL6 and just like the yeast ELO proteins they exhibit substrate specificity and control the first, rate-limiting condensation step of VLCFA elongat ...
1. A pharmacy analyst supervises the state of a refractometer. For its
... As a result, the reaction of the solution becomes alkaline considerably before the equivalence point is reached. This is why direct titration of boric acid with an alkali with the required accuracy is almost impossible. To enhance the acidic properties of boric acid, it is reacted with polyatomic al ...
... As a result, the reaction of the solution becomes alkaline considerably before the equivalence point is reached. This is why direct titration of boric acid with an alkali with the required accuracy is almost impossible. To enhance the acidic properties of boric acid, it is reacted with polyatomic al ...
a Gene Involved in the Regulation of Amino Acid
... While it is obviously an advantage for the cell to shut down import and metabolism of poor nitrogen compounds when a more favourable one is available, it is also imperative that the cell have a mechanism to allow import of an essential nutrient. Therefore strains auxotrophic for a particular amino a ...
... While it is obviously an advantage for the cell to shut down import and metabolism of poor nitrogen compounds when a more favourable one is available, it is also imperative that the cell have a mechanism to allow import of an essential nutrient. Therefore strains auxotrophic for a particular amino a ...
Water Soluble Vitamin
... • Function: is also important in energy metabolism. Pantothenic acid is recognized as a substance that stimulates growth. Pantothenic acid is involved in more than 100 different steps in the synthesis of lipids, steroid hormones and Hb. Active pantothenic acid is coenzyme A (CoA) and acyl carr ...
... • Function: is also important in energy metabolism. Pantothenic acid is recognized as a substance that stimulates growth. Pantothenic acid is involved in more than 100 different steps in the synthesis of lipids, steroid hormones and Hb. Active pantothenic acid is coenzyme A (CoA) and acyl carr ...
CO - Calvin College
... ecologically important insects on the planet. Of par:cular interest to us are herbivorous ants, specifically within the genus Cephalotes (turtle ants). Interes:ngly, the evolu:on of herbivory in ants led to ...
... ecologically important insects on the planet. Of par:cular interest to us are herbivorous ants, specifically within the genus Cephalotes (turtle ants). Interes:ngly, the evolu:on of herbivory in ants led to ...
Bile
... Bile acids are derivatives of cholesterol synthesized in the hepatocyte. It has various components like water, cholesterol, bile pigments, anions of the bile acids, phospholipids, bicarbonate and other ions. Cholesterol is converted into the cholic acid and chenodeoxycholic acids, which are then con ...
... Bile acids are derivatives of cholesterol synthesized in the hepatocyte. It has various components like water, cholesterol, bile pigments, anions of the bile acids, phospholipids, bicarbonate and other ions. Cholesterol is converted into the cholic acid and chenodeoxycholic acids, which are then con ...
Glucose Polyester Biosynthesis. Purification and
... proteins from ConA and Mono P columns containing the same amount of disproportionation activity were loaded on a SDS-PAGE column. Intensities of the 34- and 24-kD bands were similar in these two samples (not shown), suggesting that they are likely candidates for the enzyme. To confirm the identity o ...
... proteins from ConA and Mono P columns containing the same amount of disproportionation activity were loaded on a SDS-PAGE column. Intensities of the 34- and 24-kD bands were similar in these two samples (not shown), suggesting that they are likely candidates for the enzyme. To confirm the identity o ...
(metabolic pathways) based on functional group
... other, there are 55 different cosine distances to be calculated. The 55 different values are listed in Table 4. Figure 1 is the statistical distribution of the 55 values in Table 4. Firstly, we discretized the range of cosine distance into 20 bars with width of 0.05. Secondly, we counted the number ...
... other, there are 55 different cosine distances to be calculated. The 55 different values are listed in Table 4. Figure 1 is the statistical distribution of the 55 values in Table 4. Firstly, we discretized the range of cosine distance into 20 bars with width of 0.05. Secondly, we counted the number ...
Flavanoid-Biosynthesis
... Preliminary remarks Hello and welcome to the interactive learning presentation „Flavonoid Biosynthesis“ . Please use the computer mouse to click through the presentation. For a simple handling, following pictograms are used to direct you through the presentation: ...
... Preliminary remarks Hello and welcome to the interactive learning presentation „Flavonoid Biosynthesis“ . Please use the computer mouse to click through the presentation. For a simple handling, following pictograms are used to direct you through the presentation: ...
Hepoxilin
Hepoxilins (HxA3 and HxB3) are nonclassic eicosanoid hormones involved in inflammation.