Enzymes Common feature in all serine proteases is a hydrophobic specificity pocket 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 ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? Both require water to complete the catalytic cycle All of these Both use a base to activate the nucleophile Both show specificity for certain amino acid sequences Both require water to complete the catalytic cycle All of these Both use a base to activate the nucleophile Both show specificity for certain amino acid sequences ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following (s) is/are serine proteases? Elastase Chymotrypsin Trypsin all of these Elastase Chymotrypsin Trypsin all of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes The role of Asp 102 and His 57 during trypsin catalysis is to neutralize the charge on the other's side chain clamp the substrate into the active site function as a proton shuttle keep the specificity pocket open neutralize the charge on the other's side chain clamp the substrate into the active site function as a proton shuttle keep the specificity pocket open ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following is false statement with regard to comparison between Serine and HIV proteases? Both forms an acyl-enzyme intermediate Both use nucleophilic attack to hydrolyze the peptide bond Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences Both forms an acyl-enzyme intermediate Both use nucleophilic attack to hydrolyze the peptide bond Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences ANSWER DOWNLOAD EXAMIANS APP
Enzymes The E.coli pyruvic acid dehydrogenase complex is reported to Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 retard the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 retard the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 ANSWER DOWNLOAD EXAMIANS APP