Biological Molecules (Protein Structure) 0.0 / 5 ? BiologyBiological molecules, organic chemistry and biochemistryA2/A-levelOCR Created by: Jasmine FinchCreated on: 25-11-17 18:55 Primary Structure= Number and order of Amino Acids 1 of 8 Secondary Structure= Pleats of b glucose or a glucose helices held by hydrogen bonds 2 of 8 Tertiary Structure= 3D structure with bonds: Disulphide, ionic, hydrogen and hydrophobic/hydrophilic interactions 3 of 8 Two types of 3D structure? Globular (soluble) and Fibrous (insoluble) 4 of 8 Quarternary Structure= The structure formed when two or more polypeptide chains join together, sometimes with an inorganic component, to form a protein 5 of 8 What is Haemoglobin? 1)Water soluble 2)Globular 3)2 a-glucose and 2 B-glucose 4)Has an iron prosthetic group 5)Has to carry and release Oxygen 6 of 8 What is collagen? 1)Fibrous 2)3 polypeptide chains 3)Hydrogen bonds between chains 4)Increased strength with covalent cross links 5)Main component of tendons 7 of 8 Function of collagen? 1) Forms structure of bones 2)Main component of tendons 3)Prevents blood at high pressure bursting capillary walls 8 of 8
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