Biology 2382B Lecture Notes - Lecture 5: Golgi Apparatus, Transmembrane Protein, Cisterna
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1.Bacteriorhodopsin is a protein that has 7 alpha helices embedded in the cell membrane. As such, how many start-transfer and stop-transfer sequences would it need?
7 start transfer sequences, 6 stop transfer sequences | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
7 of each, in alternating fashion | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
4 start transfer sequences and 3 stop transfer sequences | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
7 start transfer sequences 2. The role of GTP hydrolysis by the Signal Recognition Particle during cotranslational translocation to the ER is
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