5.4 proteins- polypeptide Flashcards

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1
Q

what are polypeptides

A

polymers of proteins

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2
Q

what are monomers of proteins

A

amino acids

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3
Q

what are proteins made of

A

1+ polypeptides folded into a 3D structure

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4
Q

organic molecules possessing both carboxyl and amino groups:

A

amino acids

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5
Q

structure of amino acid

A

amino group + alpha carbon (an asymmetric carbon) + carboxyl group + R group (variable )

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6
Q

how to join amino acids into polymers

A

when the amino group of one and the carboxyl group of another are adjacent, they can be joined by a dehydration reaction forming a peptide bond

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7
Q

bond that joins proteins

A

peptide bond

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8
Q

how is a polypeptide formed

A

a polypeptide backbone is made and sticking out of these are the different appendages (R groups)

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