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Question: the illustration below shows the position of the catalytic residues...

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The illustration below shows the position of the catalytic residues that comprise the catalytic triad in four serine proteases What does this drawing tell you about the evolutionary relationship amongst these proteases? Do these enzymes have a common ancestor? Serine ClpP Subtilisin Chymotrypsin carboxypeptidase II protease NHi NH3 NHt Asp 32 His 64 Ser 146 His 57 Ser 125 Leu 126 Gly 127 102 Ser 97 Asp 338 His 122 Ser 195 Ser 214 Trp 215 Gly 216 His 397 Ser 221 Asp coo COO Coo Figure 15-22 O John Wley & Sons, Inc. All rights reserved.

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