During the operation he did not fail to utter comminations which , though broken , had a sense in them ; while stigmatizing me as the treacherous spawn of a perfidious country , he , in the same breath , anathematized Zoraide Reuter ; he termed her  femme sotte et vicieuse ,  who , in a fit of lewd caprice , had thrown herself away on an ...
The tertiary structure of a protein is a description of the complex and irregular folding of the peptide chain in three dimensions. It is essentially a picture of what the shape of the entire protein actually looks like. Examples are shown in the following ribbon figure of human growth hormone.
It is convenient to describe protein structure in terms of 4 different aspects of covalent structure and folding patterns. The different levels of protein structure are known as primary, secondary, tertiary, and quaternary structure. Primary Structure of Proteins The primary structure is the sequence of amino acids that make up a polypeptide chain. 20 different amino acids are found in proteins. The exact order of the amino acids in a specific protein is the primary sequence for that protein. Secondary Structure of Proteins Protein secondary structure refers to regular, repeated patterns of folding of the protein backbone. The two most common folding patterns are the alpha helix and the beta sheet. Alpha Helix. In an alpha helix, the polypeptide backbone coils around an imaginary helix axis in clockwise direction.