Membranes, Lipids and Signalling Flashcards

1
Q

Fluid mosaic model

A

proteins in flexible lipid bilayer- free to move within layer

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2
Q

Lipid rafts

A

where lipid composition is different- affects the proteins anchored

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3
Q

Types of lipids (4)

A

Sphingolipids
Cholesterol
Glycolipids
Glycerophospholipids

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4
Q

Scramblase

A

randomises distribution in leaflet eg. assymetric for platelet activation and apoptosis

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5
Q

Translocase

A

flips proteins between leaflets

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6
Q

Desaturases

A

Add = to make fats more fluid by adding more kinks in the chain

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