proteins

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created 5 years ago by aniedz
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updated 5 years ago by aniedz
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1

protein is made up of

carbon, hydrogen, oxygen, and NITROGEN

2

PROTEIN IS

the second most plentiful substance in the body (#1-water)

3

PROTEIN IS WHAT TYPE OF MOLECULE

-large

-complex shape

4

WHAT IS THE BASIC STRUCTURE OF PROTEIN?

-string of amino acids

-total of 20 amino

- 100-300 amino acids long

5

BASIC STRUCTURE

peptide bond are

links of amino acids together

6

BASIC STRUCTURE

pepsin is

and enzyme that breaks down peptide bonds

7

STRUCTURE OF AMINO ACIDS

- R group

**different for each amino acids( 20 possibilities)

-amine group (-NH2)

-carboxyl group

8

WHAT ARE 9 ESSENTIAL AMINO ACIDS

- come NUTRIENTS

-histdine, leucine, isoleucine, lysine, methionine, phenylalline, threonine, tryptophan, valine

9

WHAT ARE 11 NON-ESSENTIAL AMINO ACIDS

-can be made by the body

-alanine, arginine, asparagaine, aspartic acid, cysteine, glutamine, glycine, proline, serine, tyrosine, glutamic acid

10

CLASSIFICATION OF THE PROTEIN STRUCTURE

-primary

-secondary

-tertiary

-quaternary

11

CLASSIFICATION

PRIMARY

sequence of amino acids

12

CLASSIFICATION

secondary

bending of AA's close to each other; alpha-helix

13

CLASSIFICATION

teritary

bending and folding of AA's that are far apart

sheets, folds, globules

14

CLASSIFICATION

quaternary

a functional form found in hemoglobin