Protein Structure 3.0 / 5 based on 1 rating ? BiologyUniversityOther Created by: jessicaCreated on: 15-01-13 21:53 What are proteins made from? Amino acids 1 of 16 What are the properties of an amino acid? Chiral, exist as 2 enantiomers and only L amino acids are found in proteins 2 of 16 How are amino acids different? Have different R groups. 3 of 16 How do amino aicds bind together? Via peptide bonds in a condensation reaction 4 of 16 What is the primary structure of a protein? The amino acid sequence 5 of 16 What is the secondary structure of a protein? The folding into helices and strands 6 of 16 What is the tertiary structure of a protein? Further folding of the protein 7 of 16 What is the quarternary structure of a protein? Only formed when there is more than one polypeptide chain is present 8 of 16 What forms does the beta sheet take on? anitparallel and parallel 9 of 16 Name parts of the tertiary structure parallel alpha beta barrel, dinucleotide binding domain, 10 of 16 What are fibrous proteins used for? framework, mechanical functions 11 of 16 What are the three classes of fibrous proteins? silks, keratins and collagen 12 of 16 What are silks made from? glycine and alanine, occasionaly with serine 13 of 16 What form does keratin take on? Alpha helices, which are right handed. 14 of 16 What form does collagen take on? A left handed collagen helix 15 of 16 Where is collagen found? in tendons, skin and bone 16 of 16
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