Enzymes The nucleophile in serine proteases is water Asparagine both (a) and (b) Serine water Asparagine both (a) and (b) Serine ANSWER DOWNLOAD EXAMIANS APP
Enzymes The proteolysis rate enhancement by chymotrypsin (~1010 folds) corresponds to a reduction in activation energy of about 40 kJ/mol 49 kJ/mol 88 kJ/mol 58 kJ/mol 40 kJ/mol 49 kJ/mol 88 kJ/mol 58 kJ/mol ANSWER DOWNLOAD EXAMIANS APP
Enzymes Tryprotophan synthetase of E.coli, a typical bifunctional oligomeric enzyme consist of a protein designated B a protein A and one-subunit a a protein designated A two proteins designated A and B a protein designated B a protein A and one-subunit a a protein designated A two proteins designated A and B ANSWER DOWNLOAD EXAMIANS APP
Enzymes Common feature in all serine proteases is a cluster of reactive serine residues hydrophilic specificity pocket hydrophobic specificity pocket single reactive serine residue cluster of reactive serine residues hydrophilic specificity pocket hydrophobic specificity pocket single reactive serine residue ANSWER DOWNLOAD EXAMIANS APP
Enzymes How is the enzyme COX-1 important in human health? It helps to transport carbon dioxide in the blood It is a chemical derivative of aspirin It is critical for the biosynthesis of DNA It catalyzes the production of hormones that maintain the stomach lining It helps to transport carbon dioxide in the blood It is a chemical derivative of aspirin It is critical for the biosynthesis of DNA It catalyzes the production of hormones that maintain the stomach lining ANSWER DOWNLOAD EXAMIANS APP
Enzymes What is the specificity of the Clostripain protease? It cleave after His residues None of these It cleave after Arg residues It cleave after Lys residues It cleave after His residues None of these It cleave after Arg residues It cleave after Lys residues ANSWER DOWNLOAD EXAMIANS APP