Enzymes The nucleophile in serine proteases is Asparagine Serine both (a) and (b) water Asparagine Serine both (a) and (b) water 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 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 ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following (s) is/are serine proteases? Elastase all of these Trypsin Chymotrypsin Elastase all of these Trypsin Chymotrypsin 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 show specificity for certain amino acid sequences Both use a base to activate the nucleophile All of these Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile All of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes What is the specificity of the Clostripain protease? It cleave after Arg residues None of these It cleave after Lys residues It cleave after His residues It cleave after Arg residues None of these It cleave after Lys residues It cleave after His residues ANSWER DOWNLOAD EXAMIANS APP
Enzymes The cleavage specificity of trypsin and chymotrypsin depend in part on the size, shape, and charge of the active site or specificity pocket absence of water in the active site presence of a low-barrier hydrogen bond in the active site or specificity pocket proximity of Ser 195 to the active site or specificity pocket size, shape, and charge of the active site or specificity pocket absence of water in the active site presence of a low-barrier hydrogen bond in the active site or specificity pocket proximity of Ser 195 to the active site or specificity pocket ANSWER DOWNLOAD EXAMIANS APP