Class II promoters have two parts:

Core promoter having 4 elements

Upstream promoter element

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#Id: 8161

#Unit 2. Cellular Organization

KKXX sorting signal,

binds to a complex of the COPI α and β subunits

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#Id: 4594

#Unit 13. Methods in Biology

Tritiated (3H) Thymidine uptake used to assess Cell Division based on radioactivity measurement by scintillation counting.

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#Id: 10409

#Unit 4. Cell Communication and Cell Signaling

Chromothripsis

entire chromosomes or large parts of chromosomes are shattered and stitched together, leading to dozens or sometimes even hundreds of rearrangements

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#Id: 9468

#Unit 4. Cell Communication and Cell Signaling

Erythropoietin receptor & the receptors for GH, prolactin, G-CSF, activates STAT5 but not STATs 1, 2, 3, or 4. 

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#Id: 2740

#Unit 13. Methods in Biology

You can use S1 mapping or primer extension analysis to do this measurement, but you can also substitute a reporter gene for the natural gene, and then assay the activity of the reporter gene product.