etc. You could reiterate the idea that DNA provides the instructions for building these proteins. They could perform the biuret test. 5 Protein Structure Recall the structure of an 3.1.4.1 General Properties of 2.2 amino acid molecule Proteins Students should recall that amino acids are monomer units joined by Draw and the acids are the monomers from a condensation reaction to form condensation reaction which proteins are made. The di/polypeptides with peptide between two amino acids general structure of an amino bonds. They may be able to acid. synthesis the hydrolysis reaction Describe the primary, that breaks down these polymers. secondary, tertiary and The twenty amino acids that are Students should be able to draw quaternary structure of common in all organisms differ and label a standard amino acid polypeptides only in their side group. and describe the primary, secondary, tertiary and A condensation reaction between quaternary structure of proteins. two acids forms a peptide Molymods can be used to make bond. amino acids, dipeptides and polypeptides. Dipeptides are formed by the • condensation of two amino acids. Polypeptides are formed by the • condensation of many amino acids. 6 Specific Shape of Proteins Explain how changing R 3.1.4.1 General Properties of MS 0.3 MS2.4 PS2.3 PS3.3 2.2 groups contribute to the Proteins Students could complete structure of a protein by AT g Assignment 2: Identifying Amino altering bonding within the Amino acids are the monomers Students could use Acids using Chromatography. molecule from which proteins are made. chromatography with Students should recognise how The general structure of an amino known standard solutions, changing R groups influence acid. to separate a mixture of protein shape through the role of acids and identify their hydrogen, ionic and disulfide The twenty amino acids that are components bridge bonding. common in all organisms differ only in their side group.
etc. You could reiterate the idea that DNA provides the instructions for building these proteins. They could perform the biuret test. 5 Protein Structure Students should recall that amino acids are monomer units joined by a condensation reaction to form di/polypeptides with peptide bonds. They may be able to synthesis the hydrolysis reaction that breaks down these polymers. Students should be able to draw and label a standard amino acid and describe the primary, secondary, tertiary and quaternary structure of proteins. Molymods can be used to make amino acids, dipeptides and polypeptides. Recall the structure of an amino acid molecule Draw and the condensation reaction between two amino acids Describe the primary, secondary, tertiary and quaternary structure of polypeptides 3.1.4.1 General Properties of Proteins acids are the monomers from which proteins are made. The general structure of an amino acid. The twenty amino acids that are common in all organisms differ only in their side group. A condensation reaction between two acids forms a peptide bond. • Dipeptides are formed by the condensation of two amino acids. • Polypeptides are formed by the condensation of many amino acids. 2.2 6 Specific Shape of Proteins Students could complete Assignment 2: Identifying Amino Acids using Chromatography. Students should recognise how changing R groups influence protein shape through the role of hydrogen, ionic and disulfide bridge bonding. Explain how changing R groups contribute to the structure of a protein by altering bonding within the molecule 3.1.4.1 General Properties of Proteins Amino acids are the monomers from which proteins are made. The general structure of an amino acid. The twenty amino acids that are common in all organisms differ only in their side group. MS 0.3 MS2.4 PS2.3 PS3.3 AT g Students could use chromatography with known standard solutions, to separate a mixture of acids and identify their components 2.2
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