Enzymes The E.coli pyruvic acid dehydrogenase complex is reported to Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 retard the reduction of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 retard the reduction of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 ANSWER DOWNLOAD EXAMIANS APP
Enzymes The proteolysis rate enhancement by chymotrypsin (~1010 folds) corresponds to a reduction in activation energy of about 49 kJ/mol 88 kJ/mol 40 kJ/mol 58 kJ/mol 49 kJ/mol 88 kJ/mol 40 kJ/mol 58 kJ/mol ANSWER DOWNLOAD EXAMIANS APP
Enzymes The nucleophile in serine proteases is both (a) and (b) Asparagine Serine water both (a) and (b) Asparagine Serine water ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? Both show specificity for certain amino acid sequences All of these Both require water to complete the catalytic cycle Both use a base to activate the nucleophile Both show specificity for certain amino acid sequences All of these Both require water to complete the catalytic cycle Both use a base to activate the nucleophile ANSWER DOWNLOAD EXAMIANS APP
Enzymes Common feature in all serine proteases is a cluster of reactive serine residues hydrophilic specificity pocket single reactive serine residue hydrophobic specificity pocket cluster of reactive serine residues hydrophilic specificity pocket single reactive serine residue hydrophobic specificity pocket ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following (s) is/are serine proteases? Trypsin Chymotrypsin Elastase all of these Trypsin Chymotrypsin Elastase all of these ANSWER DOWNLOAD EXAMIANS APP
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