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22 terms

Dr Gordon Crossword Puzzle 3

STUDY
PLAY
Glycolipids
Family of lipids found exclusively in the noncytosolic leaflet of a bilayer
Saturated
Describes a hydrocarbon lipid tail lacking double bonds
Phospholipid
The most abundant membrane lipid
Cholesterol
Not found in bacterial membranes
Beta sheet
One of the protein folds found in multipass transmembrane proteins (2 Words)
Leaflet
Another word for 'the monolayer' of a lipid bilayer
Hydropathy plots
Used to predict stretches of hydrophobic amino acids that cross a lipid bilayer as an alpha helix (2 Words)
Tight Junctions
Maintains the asymmetric distribution of membrane proteins to apical/basal lateral subdomains in epithelial cells (2 Words)
Lipid Droplet
Surrounded by a single phospholipid monolayer; contains lipid molecules composed of only hydrophobic molecules (2 Words)
Transmembrane domain
Found in proteins that cross a lipid bilayer; formed by a stretch of hydrophobic amino acids (2 Words)
Lipid Rafts
Specialized lipid membrane subdomains found in animal cells (2 Words)
Lipid Anchor
Used to link soluble proteins to a membrane; often a reversible modification (2 Words)
Peripheral Membrane Proteins
Proteins that indirectly associate with a lipid bilayer through their association with a membrane protein (3 Words)
FRAP (Fluorescence Recovery After Photobleaching)
Method used to measure the lateral movement of membrane proteins within a membrane
Amphipathic
Property that describes lipid molecules; containing both hydrophobic and hydrophilic regions
Cortex
Underlies the plasma membrane; formed by cytoskeletal filaments; functions to restrict plasma membrane protein movement
Unsaturated
Describes a hydrocarbon lipid tail containing double bonds
Carbohydrates
Eukaryotes have a cell coat made of these
Alpha Helix
A second protein fold found in multipass transmembrane proteins (2 Words)
Phosphotidylserine
Moves to the extracellular monolayer leaflet signaling cell death
Flip-Flop
Movement of phopholipids between monolayers (2 Words)
Fluidity
Influenced by hydrocarbon chain length, number of unsaturated bonds, and temperature