Endoplasmic Reticulum Flashcards

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1
Q

Single pass transmembrane proteins are often…

a. porins

b. transiently associated with the membrane

c. receptor proteins

d. formed from entirely hydrophilic residues

A

c. receptor proteins

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2
Q

The signal-sequence binding pocket on the ER signal recognition particle is lined with….

a. serine

b. methionine

c. RNA

d. tyrosine

e. phosphatidylcholine

A

b. methionine

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3
Q

Preventing elongation factors from interacting with the large ribosomal subunit is called….

A

Elongation arrest

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4
Q

Homotetramer means all of the domains are …… and there are ……. domains in total.

A

Alike domains; 4 domains

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5
Q

FepA transports which of these across the plasma membrane?

a. water

b. iron

c. lysozymes

d. calcium

e. siderophores

A

Transports iron and siderophores

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6
Q

A tyrosine kinase transfers a _______ group from ___ to a ________ residue.

A

Transfers phosphate group from ATP to a tyrosine residue

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