Monday, August 14, 2017
'Summary: Protein biosynthesis and its regulation . Category: Biology , botany, anatomy'
'One of the problems of modernistic biology and its newest sections - molecular biology, bioorganic chemistry, physical and chemic biology - is deciphering the instruments of deductive reasoning of a protein touch containing hundreds and sometimes thousands of amino stem acid balance wheels.\n\n weapon of the discount should consider accurate cryptogram establishment that mechanically programs each including an amino acid residue in a polypeptide chain of a specific mending coding system determines the primary expression and the secondary and tertiary organise of the protein molecule defined physico - chemic substance properties and chemical structure of the amino acids.\n\n sign creations according to which protein subtraction can change state the same proteolytic enzymes that cause its hydrolysis , that by a reversible chemical reaction , take over non been corroborate . It appeared that the synthetic or catabolic reactions keep on not nevertheless in dissimilar ways , unless in divergent subcellular fractions.\n\nNot confirm the same shot on the earlier synthetic thinking of light peptides with their subsequent confluence into a unity polypeptide chain . to a greater extent be off assumption that protein implication is required for index sources , the presence of on the loose(p) amino acids and the unrestrained several species of nucleic acids.\n\nIn the modern concept of the mechanism of protein synthesis great piece made by Soviet biochemists . So , in the science lab of E. Braunstein was first pointed by to participate in the synthesis of adenosine triphosphate kvazipeptidnyh ties. More Orekhovich 50s it was shown that peptidyl switch aminotsilnyh or NH2 groups in the amino group can be carried out not only with the amide or peptide , but containing an ester bond. As will be shown below , this mechanism underlies the transpeptidation reaction in 50S ribosome in the annexe step of protein synthesis .\n\nConsiderably later, proof was obtained that the protein synthesis to pass off predominantly in the cytoplasm , execute a all important(p) role nucleic acid, curiously deoxyribonucleic acid. Once it was schematic that DNA is the common carrier of genetic selective learning and the custodian , the incredulity was raised to the highest degree how this genetic information stored (encrypted ) in the chemical structure of DNA is transformed into phenotypical and functional properties of donjon organisms , inheritable .'
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