04. Introduction to metabolism
... • Metabolite early in the pathway activates an enzyme further down the pathway ...
... • Metabolite early in the pathway activates an enzyme further down the pathway ...
N-fluoroacetylglucosamine. This substance is known
... packaged for secretion. Only a few glycosyltransferases have been solubilized and purified. Bovine submaxillary-gland glycoproteins have been found to be synthesized in subcellular membranes by the following sequence of reactions (Schauer & Wember, 1971; fundamentally the same was observed with the ...
... packaged for secretion. Only a few glycosyltransferases have been solubilized and purified. Bovine submaxillary-gland glycoproteins have been found to be synthesized in subcellular membranes by the following sequence of reactions (Schauer & Wember, 1971; fundamentally the same was observed with the ...
Amino Acids And Protein Ppt
... • N.B. Proline is an imino acid not amino acid (see latter) Classification of amino acids I- Chemical classification: According to number of COOH and NH2 groups i.e. according to net charge on amino acid. A- Monobasic, monocarboxylic amino acids i.e. neutral or ...
... • N.B. Proline is an imino acid not amino acid (see latter) Classification of amino acids I- Chemical classification: According to number of COOH and NH2 groups i.e. according to net charge on amino acid. A- Monobasic, monocarboxylic amino acids i.e. neutral or ...
De niet-covalente interacties
... • Association of apolar groups/molecules in water results in the release of water molecules that surround the apolar surface in a stiff, ice-like structure. • The released water molecules have more possibilities to interact with other water molecules in solution. • This results in an increase of the ...
... • Association of apolar groups/molecules in water results in the release of water molecules that surround the apolar surface in a stiff, ice-like structure. • The released water molecules have more possibilities to interact with other water molecules in solution. • This results in an increase of the ...
2.3.3 Protein and amino acid metabolism
... enzymes. Glucagon can also regulate the catabolism of a variety of amino acids, as evidenced by the generalized hypoaminoacidaemia in patients suffering from glucagonoma. A variety of mechanisms prevent the depletion of amino acids, in particular the essential amino acids. Many enzymes that initiate ...
... enzymes. Glucagon can also regulate the catabolism of a variety of amino acids, as evidenced by the generalized hypoaminoacidaemia in patients suffering from glucagonoma. A variety of mechanisms prevent the depletion of amino acids, in particular the essential amino acids. Many enzymes that initiate ...
Pentose phosphate pathway = PPP Pentose phosphate cycle
... determined by the substrate/product ratio, overall the building of ribose-5P to nucleotides. From fructose-6P and glyceraldehyde-3P the ribose-5P is produced, from the end in the reverse direction e.g. in muscle. The role of nucleotides: ATP, GTP, CTP, UTP are energy donating compound in coupled rea ...
... determined by the substrate/product ratio, overall the building of ribose-5P to nucleotides. From fructose-6P and glyceraldehyde-3P the ribose-5P is produced, from the end in the reverse direction e.g. in muscle. The role of nucleotides: ATP, GTP, CTP, UTP are energy donating compound in coupled rea ...
2. Microbial Growth Kinetics
... Non essential for growth Influenced by environmental factors Some produce a group of compds eg a strain of Streptomyces produced 35 anthracyclines 5. Biosynthetic pathways are not established 6. Regulation of formation is more complex Functions: 1. May or may not contribute for existence or survival ...
... Non essential for growth Influenced by environmental factors Some produce a group of compds eg a strain of Streptomyces produced 35 anthracyclines 5. Biosynthetic pathways are not established 6. Regulation of formation is more complex Functions: 1. May or may not contribute for existence or survival ...
Water soluble vitamins
... -synthesis of methionine from homocysteine -synthesis of creatin, cholin -synthesis of phospholipids -synthesis of purine and pyrimidine bases, nucleic acids Symptoms: -hyperchromic megaloblastic anemia (malignant, pernicious, Addison-Birmer disease) -fatty dystrophy of nervous cells, neurological d ...
... -synthesis of methionine from homocysteine -synthesis of creatin, cholin -synthesis of phospholipids -synthesis of purine and pyrimidine bases, nucleic acids Symptoms: -hyperchromic megaloblastic anemia (malignant, pernicious, Addison-Birmer disease) -fatty dystrophy of nervous cells, neurological d ...
Biomolecule 20 Questions
... A) their intestinal tract contains cellulose-hydrolyzing microorganisms. B) they produce the enzymes that break down cellulose. C) they convert cellulose into starch, which is easily broken down in the intestinal tract. D) they chew their food so thoroughly that cellulose fibers are broken down. ...
... A) their intestinal tract contains cellulose-hydrolyzing microorganisms. B) they produce the enzymes that break down cellulose. C) they convert cellulose into starch, which is easily broken down in the intestinal tract. D) they chew their food so thoroughly that cellulose fibers are broken down. ...
ijbbjune2k2
... Amino acid uptake and utilization of various nitrogen sources (amino acids, nitrite, nitrate and ammonia) were studied in Nostoc ANTH and its mutant (Het-Nif-) isolate defective in heterocyst formation and N2-fixation. Both parent and its mutant grew at the expense of glutamine, asparagine and argin ...
... Amino acid uptake and utilization of various nitrogen sources (amino acids, nitrite, nitrate and ammonia) were studied in Nostoc ANTH and its mutant (Het-Nif-) isolate defective in heterocyst formation and N2-fixation. Both parent and its mutant grew at the expense of glutamine, asparagine and argin ...
Enhancing the Six Phase II Detoxification
... The detoxification system of the body consists of three phases that process toxins for excretion from the body. The Phase I detoxification pathway is responsible for breaking fat-soluble toxins down and then sending the metabolites to the Phase II detoxification pathways, which builds new substances fr ...
... The detoxification system of the body consists of three phases that process toxins for excretion from the body. The Phase I detoxification pathway is responsible for breaking fat-soluble toxins down and then sending the metabolites to the Phase II detoxification pathways, which builds new substances fr ...
Carbon Compounds In Living Organisms
... • Proteins are the most diverse biological molecules of life! – Examples: Structural proteins (muscles, feathers, cartilage), steroids, hormones (used as signals for change in cell activity). – Makes up enzymes, a class of proteins that make metabolic events proceed much faster than normal. – Antibo ...
... • Proteins are the most diverse biological molecules of life! – Examples: Structural proteins (muscles, feathers, cartilage), steroids, hormones (used as signals for change in cell activity). – Makes up enzymes, a class of proteins that make metabolic events proceed much faster than normal. – Antibo ...
Problem Set 3
... placement just looks wrong, Reject the choice and try again, maybe using another method. After Accepting the new Terminal Amino Acid, a peptide bond will be made to amino acid 59. Now you can more closely inspect the results of your “peptide synthesis.” You will notice that the new amino acid is an ...
... placement just looks wrong, Reject the choice and try again, maybe using another method. After Accepting the new Terminal Amino Acid, a peptide bond will be made to amino acid 59. Now you can more closely inspect the results of your “peptide synthesis.” You will notice that the new amino acid is an ...
Separation and analysis of amino acids
... In humans, non-protein amino acids also have biologically-important roles. • Glycine, gamma-aminobutyric acid and glutamate are neurotransmitters and many amino acids are used to synthesize other molecules, for example: • Tryptophan is a precursor of the neurotransmitter seretonin. • Glycine is a pr ...
... In humans, non-protein amino acids also have biologically-important roles. • Glycine, gamma-aminobutyric acid and glutamate are neurotransmitters and many amino acids are used to synthesize other molecules, for example: • Tryptophan is a precursor of the neurotransmitter seretonin. • Glycine is a pr ...
Bacterial identification and antibiotic sensitivity
... Any change from green is considered positive for Dulcitol OR Phenylalanine; NOT both. If the compartment remains green then it is negative for both. Dulcitol (sugar): yellow/golden media color change indicates a positive result Phenylalanine (amino acid): black/smoky grey color change indicate ...
... Any change from green is considered positive for Dulcitol OR Phenylalanine; NOT both. If the compartment remains green then it is negative for both. Dulcitol (sugar): yellow/golden media color change indicates a positive result Phenylalanine (amino acid): black/smoky grey color change indicate ...
biomolecules
... but does not show the bonds, sizes of atoms or shape of the molecule 2. structural formulas – shows arrangement of all atoms and bonds in the molecule, but not the actual shape of the molecule or sizes of atoms and larger molecules can be difficult to draw 3. skeletal structure – simply shows arrang ...
... but does not show the bonds, sizes of atoms or shape of the molecule 2. structural formulas – shows arrangement of all atoms and bonds in the molecule, but not the actual shape of the molecule or sizes of atoms and larger molecules can be difficult to draw 3. skeletal structure – simply shows arrang ...
LCHS Biology Quizdom Review
... 5. During protein synthesis, how much DNA is unzipped in order to code for the mRNA strand? A) Only one gene B) Several genes C) The entire DNA strand D) All of the above ...
... 5. During protein synthesis, how much DNA is unzipped in order to code for the mRNA strand? A) Only one gene B) Several genes C) The entire DNA strand D) All of the above ...
Lehninger Principles of Biochemistry 5/e
... ‘Non-standard’ amino acids Amino acid ionization Formation of the peptide bond Disulfide bonds Comparing protein sequences to describe evolutionary processes. ...
... ‘Non-standard’ amino acids Amino acid ionization Formation of the peptide bond Disulfide bonds Comparing protein sequences to describe evolutionary processes. ...
Parenteral Alimentation in Surgery
... Too frequently it is considered an enemy rather than an essential to normal metabolism. For example, it is a precursor to bile acids, a precursor to steroid hormones, a regulator of cell permeability, an insulator for axons, and perhaps has other important functions. Just why chole terol is found wi ...
... Too frequently it is considered an enemy rather than an essential to normal metabolism. For example, it is a precursor to bile acids, a precursor to steroid hormones, a regulator of cell permeability, an insulator for axons, and perhaps has other important functions. Just why chole terol is found wi ...