Concept #1: Protein Quaternary Structure
Practice: Hemoglobin, a four-subunit protein, contains only two different types of subunits and is therefore a:
Concept #2: Quaternary Structure Interactions
Practice: Which of the following statements about protein structure is correct?
Practice: Which of the following correctly orders the protein structural terms from lowest to highest complexity?
Practice: Match each level of protein structure to the appropriate real-world description.
_____ Primary Structure. _____ Secondary structure. _____ Tertiary structure. _____ Quaternary structure.