Proteins 0.0 / 5 ? BiologyBiological moleculesBiological molecules, organic chemistry and biochemistryASAQA Created by: AlexLaceyCreated on: 08-05-16 18:15 928734165 Across 1. The sequence of amino acids in a polypeptide chain (7, 9) 4. Proteins involved in catalysing reactions (7) 5. Monomer consisting of an amino group, carboxyl group, hydrogen atom and R group (5, 4) 6. Example of a protein with quaternary structure (11) 7. The bond formed between two amino acids (7) 8. Polypeptides become twisted or coiled to form a-helices or B-pleated sheets (9, 9) 9. Large polypeptides become associated with non-protein (prosthetic) groups (10, 9) Down 2. Polypeptides form a specific 3D structure held together by a number of different bonds; disulfide bridges, ionic bonds and hydrogen bonds (8, 9) 3. Proteins secreted by plasma cells (10)
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