Chem 336 - Spring 1999 - Organic Chemistry III
Portland State University - Dr. Carl C. Wamser


Chapter 27 - Proteins

Amino Acids

Side Chains



(also note that tyrosine is a phenol)



Acid-Base Properties of the Amino Acids

The Isoelectric Point

Electrophoresis

Peptides - Amino Acids joined by Amide Bonds

Polypeptides

Amino Acid Residues



Disulfide Linkages

Amino Acid Analysis

Partial Hydrolysis of Peptides

Peptide Sequencing

Peptide Synthesis



Proteins - Natural Polypeptides

Conjugated Proteins are asociated with other types of molecules

Protein Shapes

Protein Functions

Protein Structure - Primary Structure

Protein Secondary Structure

Protein Tertiary Structure

Protein Quaternary Structure

Enzymes - Protein Catalysts

Chymotrypsin - A Specific Example of a Proteolytic Enzyme