Enzymes Which of the following (s) is/are serine proteases? Chymotrypsin Trypsin Elastase all of these Chymotrypsin Trypsin Elastase all of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes The role of Asp 102 and His 57 during trypsin catalysis is to clamp the substrate into the active site keep the specificity pocket open function as a proton shuttle neutralize the charge on the other's side chain clamp the substrate into the active site keep the specificity pocket open function as a proton shuttle neutralize the charge on the other's side chain ANSWER DOWNLOAD EXAMIANS APP
Enzymes Common feature in all serine proteases is a hydrophilic specificity pocket single reactive serine residue cluster of reactive serine residues hydrophobic specificity pocket hydrophilic specificity pocket single reactive serine residue cluster of reactive serine residues hydrophobic specificity pocket 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 Both use a base to activate the nucleophile All of these Both show specificity for certain amino acid sequences Both require water to complete the catalytic cycle Both use a base to activate the nucleophile All of these Both show specificity for certain amino acid sequences ANSWER DOWNLOAD EXAMIANS APP
Enzymes The nucleophile in serine proteases is water both (a) and (b) Serine Asparagine water both (a) and (b) Serine Asparagine ANSWER DOWNLOAD EXAMIANS APP
Enzymes How is the enzyme COX-1 important in human health? It is critical for the biosynthesis of DNA It is a chemical derivative of aspirin It helps to transport carbon dioxide in the blood It catalyzes the production of hormones that maintain the stomach lining It is critical for the biosynthesis of DNA It is a chemical derivative of aspirin It helps to transport carbon dioxide in the blood It catalyzes the production of hormones that maintain the stomach lining ANSWER DOWNLOAD EXAMIANS APP