Enzymes The cleavage specificity of trypsin and chymotrypsin depend in part on the absence of water in the active site proximity of Ser 195 to the active site or specificity pocket size, shape, and charge of the active site or specificity pocket presence of a low-barrier hydrogen bond in the active site or specificity pocket absence of water in the active site proximity of Ser 195 to the active site or specificity pocket size, shape, and charge of the active site or specificity pocket presence of a low-barrier hydrogen bond in the active site or specificity pocket 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 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 All of these Both use a base to activate the nucleophile Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences All of these Both use a base to activate the nucleophile ANSWER DOWNLOAD EXAMIANS APP
Enzymes Tryprotophan synthetase of E.coli, a typical bifunctional oligomeric enzyme consist of a protein designated B a protein designated A a protein A and one-subunit a two proteins designated A and B a protein designated B a protein designated A a protein A and one-subunit a two proteins designated A and B ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following is false statement with regard to comparison between Serine and HIV proteases? Both use nucleophilic attack to hydrolyze the peptide bond Both forms an acyl-enzyme intermediate Both show specificity for certain amino acid sequences Both require water to complete the catalytic cycle Both use nucleophilic attack to hydrolyze the peptide bond Both forms an acyl-enzyme intermediate Both show specificity for certain amino acid sequences Both require water to complete the catalytic cycle ANSWER DOWNLOAD EXAMIANS APP
Enzymes What is the specificity of the Clostripain protease? It cleave after Lys residues It cleave after Arg residues None of these It cleave after His residues It cleave after Lys residues It cleave after Arg residues None of these It cleave after His residues ANSWER DOWNLOAD EXAMIANS APP
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