FOR MARKS - Protein Terms

The energy required for a chemical reaction to occur.

• anabolic reaction

• activation energy

• metabolism

• active site

The molecule that an enzyme acts on.

• coenzyme

• competitive inhibitor

• amino acid

• substrate

When the enzyme loses its functional shape.

• denature

• induced fit

• essential amino acid

• peptide bond

Globular proteins that act as catalysts and help reactions occur.

• competitive inhibitor

• amino acid

• protein

• enzyme

The alteration of the active site allowing the enzyme and it’s substrate to fit together better.

• induced fit

• competitive inhibitor

• polypeptide

• active site

The location on the enzyme where the substrate attaches.

• activation energy

• essential amino acid

• induced fit

• active site

The building blocks of proteins.

• amino acid

• enzyme

• essential amino acid

• non-essential amino acid

Substances that co-operate with an enzyme to help it and its substrate fit together better.

• activation energy

• polypeptide

• coenzyme

• competitive inhibitor

The special bond links amino acids together.

• polypeptide

• protein

• substrate

• peptide bond

The type of reaction that occurs when a molecule is broken down by an enzyme.

• catabolic reaction

• metabolism

• anabolic reaction

• denature