Proteins

Table of Content

  • What are proteins / Why do we need them?
  • Amino acids
  • Protein structure
  • Examples of Proteins

YOU

ARE 15%

PROTEIN 

What are Proteins?

  • Long chains of amino acids
  • Polymers
  • Occur naturally in cells
    • Structural components 
    • Hormones
    • Antibodies 
    • Enzymes

Amino Acids

Amino Acids

ALPHA CARBON

AMINO GROUP

CARBOXYL GROUP

DEHYDRATION SYNTHESIS

Primary structure

The Structure of Proteins

Secondary Structure

Tertiary structure

Quaternary Structure

Examples

Hormones > ex. INSULIN

Examples

Structural components of tissues > ex. MUSCLE

thick filaments

- myosin

 

thin filaments

- actin, troponin & tropomyosin

 

THANK YOU FOR LISTENING !

SOURCES

http://www.particlesciences.com/news/technical-briefs/2009/protein-structure.html

https://ghr.nlm.nih.gov/primer/howgeneswork/protein

http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr_gateway/living_growing/proteinsrev1.shtml

http://resources.schoolscience.co.uk/unilever/16-18/proteins/Protch5pg3.html
http://www.softschools.com/examples/science/proteins_examples/40/