CHEM 135 Study Guide - Midterm Guide: Stereochemistry, Dd-Transpeptidase, Serine Protease
Document Summary
Please provide all answers in the space provided. You may not use calculators for this exam, but you are free to use (previously unassembled!) molecular model kits. Including the title page, there should be 6 pages in this exam booklet. Name: ___________________________________ (1) _____________ (17 points) (2) _____________ (15 points) (3) _____________ (37 points) (4) _____________ (31 points) Total _____________ (100 points: your chem 135 gsis have recently isolated a new pain killer from peet"s coffee beans (yet another reason not to drink starbucks!). As shown below, this compound exists as a ring, where the n- and c-termini of a polypeptide have joined to form a new amide bond. The stereochemistry of this structure has been omitted intentionally. The dotted outline is only for use in part b. O: starting from the site that is labeled with the arrow, provide the one letter abbreviations for the amino acids in this polypeptide.
