Tài liệu, ebook Sinh Học

TFAIIA, TFAIIB – components of RNA polymerase II holo-enzyme complex TFIID – Initiation factor, contains TATA binding protein (TBP) subunit. TATA box recognition. TFIIF – (RAP30/74) decrease affinity to non-promoter DNA

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DNA Polymerase III Subunit Organization DNA Replication is a Processive Process. Stages of DNA Replication

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Ribosomal RNA (rRNA) – integral part of ribosomes (very abundant) Transfer RNA (tRNA) – carries activated amino acids to ribosomes. Messenger RNA (mRNA) – endcodes sequences of amino acids in proteins. Catalytic RNA (Ribozymes) – catalzye cleavage of specific RNA species.

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Hydrophobic interactions – burying hydrophobic purine and pyrimidine rings in interior Stacking interactions – van der Waals interactions between stacked bases. Hydrogen Bonding – H-bonding between bases Charge-Charge Interactions – Electrostatic repulsions of negatively charged phosphate groups are minimized by interaction with cations (e.g. Mg...

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Step 5: Arginase Glucose-Alanine Cycle Catabolism of Carbon Chains From Amino Acids

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Regulation of Bacterial GS by Covalent Modification Glutamate serves as primary N- donor for AA synthesis through transamination reactions Transamination rxns involve Pyridoxol-phosphate and formation of Schiff Base

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100,000 kcal of TAG, 25,000 kcal protein, 600 kcal glycogen, 40 kcal glucose. 24 lbs of body weight is TAG Would need 121lbs of glycogen to store the same amount of energy

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Eicosanoids Eicosanoid Synthesis Glycerolipid Biosynthesis

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Regulation of Acetyl-CoA Carboxylase (ACCase) Animal Fatty Acid Synthase Further Processing of Fatty acids: Desaturation and Elongation

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Chapter 16 (part 2): Fatty acid catabolism (b-Oxidation) b-oxidation of odd chain fatty acids b-oxidation of unsaturated fatty acids

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