Building Proteins Flashcards
What is a peptide bond?
The covalent bond between the amine of one amino acid and the carboxyl of another
What elements are involved in a peptide bond?
Carbon and nitrogen
What are the different ends of the polypeptide chains?
The n-terminus which is the NHs side and the c-terminus which is the COOH end
What repeated structure is the polypeptide backbone?
N-c-c
How many directions can the backbone grow?
One
What is a monomer made of? (proteins)
Amino acids
What are polymers made of? (proteins)
Polypeptides
What are some functions proteins are involved in?
Enzymes, structure, defense, movement and storage
What are proteins involved in enzymes?
Pepsin and DNA polymerase
What proteins are involved in structure? (nails)
Keratin and collagen
What proteins are involved in defense? (disease)
Antibodies
What proteins are involved in movement? (active)
Actin and myosin
What proteins are involved in storage?
Bean seed storage
What are the 4 levels of protein structures
Primary, secondary, tertiary and quaternary
What level of protein structure has just amino acids linked by peptide bonds?
Primary
