1.2.5 - Proteins Flashcards

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1
Q

functions of proteins.

A

enzymes, hormones, antibodies

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2
Q

describe amino acid structure

A

central carbon
carboxylic acid group on right
amino group on left

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3
Q

what reaction joins amino acids

A

condensation

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4
Q

What bond joins the 2 amino acids?

A

peptide bond

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5
Q

Name the other bonds in proteins

A

hydrogen
disulphide
ionic

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6
Q

Properties of hydrogen bonds

A

Weak and easily broken

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7
Q

disulphide bonds

A

formed in an oxidation reaction between 2 sulfur containing groups.
Results in a strong covalent bond

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8
Q

ionic bonds

A

Formed between strongly positive and negative amino acid chains

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9
Q

What are ionic bonds in proteins also known as

A

Salt bridges

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