A-level Chemistry/OCR (Salters)/Engineering Proteins

thumb|right|300px|A ribbon diagram of the human insulin hexamer, showing two Zn2+ ions and the histidine residues that ligate them. Each insulin monomer making up the hexamer is coloured differently. Engineering Proteins is the eighth unit in the Salters Advanced Chemistry course. Chemical Storylines sections EP1 Christopher's story EP2 Protein building EP3 Genetic engineering EP4 Proteins in 3D EP5 Giving evolution a push EP6 Enzymes EP7 Summary Chemical Ideas sections 3.3 Shapes of molecules (revision) 3.5 Geometric isomerism (revision) 3.6 Optical isomerism 5.3 Forces between molecules: temporary and permanent dipoles (revision) 5.4 Forces between molecules: hydrogen bonding (revision) 6.6 Nuclear magnetic resonance spectroscopy 7.1 Chemical equilibrium (revision) 7.2 Equilibria and concentrations 10.2 The effect of temperature on rate (revision) 10.3 The effect of concentration on rate 10.5 How do catalysts work? (revision) 13.3 Carboxylic acids and their derivatives (revision) 13.4 The –OH group in alcohols, phenols and acids (revision) 13.8 Amines and amides (revision) 13.9 Amino acids Activities EP2.1 Investigating amines and amino acids EP2.2 What’s in aspartame? EP2.3 Using nuclear magnetic resonance (n.m.r.) spectroscopy for structure determination EP2.4 The shapes of a-amino acids EP2.5 A testing smell EP2.6 Taking note of proteins EP2.7 Modelling DNA EP2.8 Life reveals its twisted secret EP6.1 Testing for glucose EP6.2 Succinate dehydrogenase (Optional extension) EP6.3 The effect of enzyme and substrate concentration on the rate of a reaction EP6.4 Using the iodine clock method to find the order of a reaction EP6.5 Enzyme kinetics EP7 Check your notes on Engineering Proteins External links EP unit map EP Check Your Notes