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BIO 344 Lecture 2
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Figure 10-11a Molecular Biology of the Cell (© Garland Science 2008)
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Formation of sphere is energetically favorable
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Figure 10-9a Molecular Biology of the Cell (© Garland Science 2008)
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Figure 10-9b Molecular Biology of the Cell (© Garland Science 2008)
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Figure 10-11b Molecular Biology of the Cell (© Garland Science 2008)
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Figure 10-11 Molecular Biology of the Cell (© Garland Science 2008)
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Figure 10-12 Molecular Biology of the Cell (© Garland Science 2008) Effect of cis double bonds on membranes
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Figure 10-13 Molecular Biology of the Cell (© Garland Science 2008) 1:1 phosphotidylcholine and sphingomyelin 1:1:1 phosphotidylcholine and sphingomyelin and cholesterol
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Figure 10-14b Molecular Biology of the Cell (© Garland Science 2008)
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Figure 10-14a Molecular Biology of the Cell (© Garland Science 2008)
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DVD clip 36 6,7
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http://www.studiodaily.com/main/t echnique/tprojects/6850.html
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Cholesterol 9
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Cholesterol in lipid bilayer
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DVD Clip 37
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Lipid composition varies among different cell types 11
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Distribution of phospholipids and glycolipids in the lipid bilayer of human red blood cells
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Some glycolipid molecules
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Membrane Proteins
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Secondary structure of protein
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Amino acids with hydrophobic side chains
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Hydrophobic amino acids in green and yellow
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Predicting transmembrane helices from the amino acid sequence
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Fraction of proteins (20 %) that span membranes
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Secondary structure of protein
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Examples of β-barrels
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Detergent Micelle in Water
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DVD clip 38
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Structures of Two Commonly Used Detergents
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Liposome for studying membrane properties
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Right side out vs. inside out depends on ionic conditions used during experiment
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Distribution of phospholipids and glycolipids in the lipid bilayer of human red blood cells
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Membrane Proteins in Human Red Blood Cells
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Most Membrane Proteins have Structural Functions
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Freeze Fracture Electron Microscopy
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Band 3 can be seen as intramembrane particles, more on P face than E face
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DVD clip 41
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