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Transcript
*
Proteins
* Understand:
* Structure & function of proteins
* Amino acid structure & properties
* Stages involved with formation of proteins
* Primary, secondary, tertiary & quaternary structures
* Be able to:
* Draw monomer & polymers of proteins
*
*
*Structural support – cytoskeleton, connective tissue
*Transport of substances – ion channels (Na+,K+)
*Cell signaling – insulin, antibodies
*Movement – b/n cells, protein channels
*Coordination & regulation of activities –
Via shape changes
*Accelerating chemical reactions enzymes
*
*Polymers built from chains of
amino acids (polypeptides).
*
Condensation
Reaction
*
*What do I draw?
*
*
*
1.
2.
3.
4.
5.
What 2 functional groups do all amino acids have in
common?
Write an equation showing the formation of a
peptide bond between serine and aspartic acid.
Define primary structure and describe how it is
specified by genetics.
Name the 2 types of secondary structure.
What type of intermolecular bond stabilizes
secondary structure?