2. With the help of the internet and your textbook, A. hand-draw the chemical structures of dipalmitoyl phosphatidyl choline, DPPC (also known as lecithin, although lecithin is a more general name and can refer to other chemical structures). B. Where is DPPC found in a cell? C. Is this a lipid, carbohydrate, protein or nucleic acid? Do not leave any "R" groups in the structure that you draw.
Proteins
We generally tend to think of proteins only from a dietary lens, as a component of what we eat. However, they are among the most important and abundant organic macromolecules in the human body, with diverse structures and functions. Every cell contains thousands and thousands of proteins, each with specific functions. Some help in the formation of cellular membrane or walls, some help the cell to move, others act as messages or signals and flow seamlessly from one cell to another, carrying information.
Protein Expression
The method by which living organisms synthesize proteins and further modify and regulate them is called protein expression. Protein expression plays a significant role in several types of research and is highly utilized in molecular biology, biochemistry, and protein research laboratories.
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3
With the help of the internet and your textbook,
A. hand-draw the chemical structures of dipalmitoyl phosphatidyl choline, DPPC (also known as lecithin,
although lecithin is a more general name and can refer to other chemical structures).
B. Where is DPPC found in a cell?
4
C. Is this a lipid, carbohydrate, protein or nucleic acid?
Do not leave any "R" groups in the structure that you draw.
With the help of the internet and your textbook, hand-draw the chemical structures of the following:
A. ibuprofen (What trademarked product is this used in?)
B. amoxicillin (What type of agent is this?)
C. diltiazem (What condition is this used to treat?)
D. L-aspartyl-L-phenylalanine methyl ester (What is this chemical's trade name?)
E. atorvastatin (What trademarked product is this used in?)
Draw each of these structures by hand. Do not leave any "R" groups in the structure that you draw.
Using the structures you drew in questions 2 & 3, for each of the organic functional groups listed below,
which of these 6 chemicals have these bonds? (For example, alkanes, which have Carbon-carbon single bonds,
as in CH₂-CH₂, are found in: ABCDEF; all 6 have at least one section that is alkyl)
(1) ester
(6) aromatic/benzyl
(11) phosphoryl
(2) amide (or peptide)
(7) alcohol
(12) carboxylic acid
(4) amine
(9) aldehyde
(3) ether
(8) ketone
(13) quaternary ammonium
(5) alkene
(10) thiol or mercaptan
If any of these functional groups do not appear in the chemical structures of the 6 chemicals, draw an example
chemical to illustrate this (these) functional groups. Use the internet or the video webinar links on the
blackboard homepage to review organic chemistry functional groups."
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