U3 AOS 1: Protein Structure and Function

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Proteome

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The entire set of proteins that can be expressed by a cell, tissue, or organism.

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Enzymes

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Proteins that act as biological catalysts to speed up chemical reactions.

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Transport Proteins

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Proteins that move molecules across cell membranes.

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Structural Proteins

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Proteins that provide support and shape to cells and tissues.

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Hormones

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Signaling molecules that regulate physiological processes.

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Receptors

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Proteins that receive and transmit signals into cells.

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Defence Proteins

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Proteins that protect the body from pathogens.

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Motor / Contractile Proteins

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Proteins that are involved in movement and muscle contraction.

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Storage Proteins

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Proteins that store nutrients and energy.

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Amino Acids

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The building blocks of proteins, consisting of an amino group, carboxyl group, and R-group.