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10 Cards in this Set
- Front
- Back
What are proteins involved in? |
- Catalysing reactions - Aiding in binding (enzymes) - Providing support / locomotion (hemoglobin) - Mechanical work (flagella) - Translation - As hormones and receptors - Toxins - Immune systems |
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All organisms use how many standard amino acids as monomers to build? |
20 |
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What four constituents do all amino acids use? |
- An amino group - Carboxylic acid - Hydrogen atom - Side chain (R) |
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What is Chirality? |
An object that when mirrored can not be superimposed upon itself. |
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Peptide bond |
Covalent bond formed when the carboxylic acid of an amino acid can react with the amino group of another. |
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Amino acid residues |
Linked amino acids in a polypeptide. |
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How are amino acids named? |
N-terminus to C-terminus |
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What is Proline? |
A special amino acid because the nitrogen of it's amine group is included in the R group, creating a cyclic molecule. |
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Aromatic R Groups |
Aromatic groups absorb UV light which is used to estimate protein concentration. |
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Methionine |
Contains a sulphur ester. |