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Protein structure and function

Amino acids and peptide bonds

The four levels of protein structure

Protein folding, stability and quality control

Knowledge check: protein structure

Enzymes and biochemical reactions

How enzymes accelerate reactions

Factors that influence enzyme activity

Enzyme inhibition and regulation

Knowledge check: enzymes

Cell signalling and molecular communication

Receptors and signalling molecules

Signal transduction pathways

Signal integration and disease

Final knowledge check: signalling

Explore how proteins fold and function, how enzymes accelerate biochemical reactions, and how cells communicate through molecular signalling pathways.

Connect protein structure to biological activity, understand enzyme catalysis and trace how cells detect and respond to molecular signals.

Proteins, Enzymes and Cell Signalling

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