Enzymes The nucleophile in serine proteases is Serine Asparagine both (a) and (b) water Serine Asparagine both (a) and (b) water ANSWER DOWNLOAD EXAMIANS APP
Enzymes How is the enzyme COX-1 important in human health? It is critical for the biosynthesis of DNA It helps to transport carbon dioxide in the blood It catalyzes the production of hormones that maintain the stomach lining It is a chemical derivative of aspirin It is critical for the biosynthesis of DNA It helps to transport carbon dioxide in the blood It catalyzes the production of hormones that maintain the stomach lining It is a chemical derivative of aspirin ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? All of these Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile Both require water to complete the catalytic cycle All of these Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile Both require water to complete the catalytic cycle ANSWER DOWNLOAD EXAMIANS APP
Enzymes Common feature in all serine proteases is a 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 cluster of reactive serine residues ANSWER DOWNLOAD EXAMIANS APP
Enzymes Enzyme-driven metabolic pathways can be made more efficient by All of these grouping enzymes into free-floating, multienzyme complexes concentrating enzymes within specific cellular compartments fixing enzymes into membranes so that they are adjacent to each other All of these grouping enzymes into free-floating, multienzyme complexes concentrating enzymes within specific cellular compartments fixing enzymes into membranes so that they are adjacent to each other 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 keep the specificity pocket open function as a proton shuttle clamp the substrate into the active site neutralize the charge on the other's side chain keep the specificity pocket open function as a proton shuttle clamp the substrate into the active site ANSWER DOWNLOAD EXAMIANS APP