9. The NUDT18 protein was purified by affinity chromatography (Hiss tagged) followed by gel filtration. Explain how these steps will isolate the NUDT18 protein. 10. After purification, the NUDT18 protein was analyzed by SDS-PAGE (image shown to the right). Lane 4 contains the NUDT18 protein. a. Evaluate whether the purification was effective or not. How do you know? b. What is the size (in kD) of the NUDT18 protein? How do you know? kDa 75 50 37 25 20 15 10 1234

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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9 and 10 please
9. The NUDT18 protein was purified by affinity chromatography (Hiss tagged) followed by gel filtration. Explain
how these steps will isolate the NUDT18 protein.
10. After purification, the NUDT18 protein was analyzed by SDS-PAGE (image shown to the
right). Lane 4 contains the NUDT18 protein.
a. Evaluate whether the purification was effective or not. How do you know?
b. What is the size (in kD) of the NUDT18 protein? How do you know?
kDa
75
50
37
25
20
15
10-
1234
Transcribed Image Text:9. The NUDT18 protein was purified by affinity chromatography (Hiss tagged) followed by gel filtration. Explain how these steps will isolate the NUDT18 protein. 10. After purification, the NUDT18 protein was analyzed by SDS-PAGE (image shown to the right). Lane 4 contains the NUDT18 protein. a. Evaluate whether the purification was effective or not. How do you know? b. What is the size (in kD) of the NUDT18 protein? How do you know? kDa 75 50 37 25 20 15 10- 1234
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