Amino Acids

Amino Acids - Amino Acids Proteins, and Enzymes Types of...

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1 Amino Acids Proteins, and Enzymes Types of Proteins Amino Acids The Peptide Bond
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2 Types of Proteins Type Examples Structural tendons, cartilage, hair, nails Contractile muscles Transport hemoglobin Storage milk Hormonal insulin, growth hormone Enzyme catalyzes reactions in cells Protection immune response
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3 Amino Acids Building blocks of proteins Carboxylic acid group Amino group Side group R gives unique characteristics R side chain I H 2 H—C —COOH I H
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4 Examples of Amino Acids H I H 2 N—C —COOH I H glycine CH 3 I H 2 N—C —COOH I H alanine
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5 Types of Amino Acids Nonpolar R = H, CH 3, alkyl groups, aromatic O Polar ll R = –CH 2 OH, –CH 2 SH, –CH 2 C–NH 2 , (polar groups with –O-, -SH, -N-) Polar/Acidic R = –CH 2 COOH, or -COOH Polar/ Basic R = –CH 2 CH 2 NH 2
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6 Learning Check AA1 Identify each as (1) polar or (2) nonpolar A. NH 2 –CH 2 –COOH (Glycine) CH 3 | CH–OH | B. NH 2 –CH–COOH (Serine)
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Solution AA1
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This note was uploaded on 11/09/2011 for the course CHEM 100 taught by Professor Sdfsdf during the Winter '08 term at BYU.

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Amino Acids - Amino Acids Proteins, and Enzymes Types of...

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