Protein Structure 2 Vocab

Question 1

Peptide bond

Answer 1

the covalent bond that forms between the carboxyl group of one amino acid and the amino group of another

Question 2

Protein primary structure

Answer 2

the sequence of amino acids, linked via peptide bonds

Question 3

Protein secondary structure

Answer 3

1-formation of ⍺-helices and β-pleated sheets
2-stabilized by hydrogen bonds between backbone atoms

Question 4

Protein tertiary structure

Answer 4

folding into a 3-D shape stabilized by hydrogen bonds, ionic bonds, S-S bridges, and hydrophobic interactions

Question 5

Ionic bond

Answer 5

an interaction that occurs when a positively charged ion is attracted to a negatively charged ion

Question 6

Hydrophobic interactions

Answer 6

interactions that stabilize hydrophobic regions of molecules by minimizing their contact with water

Question 7

Protein quaternary structure

Answer 7

assembly of multipart proteins from folded subunits, stabilized by hydrogen bonds, ionic bonds, S-S bridges, and hydrophobic interactions