Problem Set II.F10

Problem Set II.F10 - Name_ Fill-in-the-blank type questions...

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Name _________________________________ 1 Fill-in-the-blank type questions 1) 8 pts. Use these choices to answer the following questions (can use more than once). A) Nucleus B) Cytoplasm C) Endoplasmic reticulum D) Golgi Apparatus E) Mitochondria F) Outside the cell ______ Compartment where proteins lacking a signal or transport sequence will be localized. ______ Compartment where proteins are delivered by gated transport. ______, ______ Compartments where proteins are delivered by trans-membrane transport; list two. ______, ______, ______ Compartments where proteins are delivered by vesicular transport; list three. ______ Compartment where a protein engineered to contain both a nuclear localization sequence and a N-terminal ER signal sequence will be localized. 2) 6 pts. The three coat proteins we discussed in class are: a) ____________________, a vesicle containing this coat would be derived from _________________. b) ____________________, a vesicle containing this coat would be derived from _________________. c) ____________________, a vesicle containing this coat would be derived from _________________. 3) 3 pts. List two roles for coat proteins in forming transport vesicles. a) ___________________________________________________________. b) ___________________________________________________________. 4) 3 pts. List two roles for the signal recognition particle in co-translational transport into the ER a) ____________________________________________________________. b) ____________________________________________________________. 5) 3 pts. Beginning with its translation in the cytoplasm, an acid hydrolase will require at least two different signal sequences in order to reach the lysosome. What are they? a) ____________________________________________________________. b) ____________________________________________________________.
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Name _________________________________ 2 6) 1 pt. The role of the adaptor proteins in vesicular transport is to bridge interactions between trans- membrane receptor proteins and ________________________ proteins. 7) 2 pts. The role of anchoring proteins in cell junctions is to bridge interactions between cell adhesion molecules and _______________________. An additional function of these anchoring proteins is to control cell _______________________ pathways. 8) 2 pts. Cells in _________________________ tissues adhere tightly via anchoring junctions. In contrast, _________________________ tissues are comprised mainly of extracellular matrix. 9) 4 pts. List the four families of cell adhesion molecules.
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This note was uploaded on 11/10/2010 for the course CBNS 101 taught by Professor - during the Spring '08 term at UC Riverside.

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Problem Set II.F10 - Name_ Fill-in-the-blank type questions...

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