Two dimers 

Tetramers

Protofilaments (Tetramers are assembled end to end)

Protofibril (Four protofilaments)

10-nm filament (Four protofibrils associate side

TLS Online TPP Program

#Id: 2509

#Unit 13. Methods in Biology

The most commonly used general protein stain for detecting protein on gels is the sulfated trimethylamine dye Coomassie Brilliant Blue R-250 (CBB).

TLS Online TPP Program

#Id: 8944

#Unit 2. Cellular Organization

If chromosome segregation occurs properly, extension of the spindle microtubules inserts the daughter SPB into the bud, causing Tem1 to be activated by an unknown mechanism.

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#Id: 7554

#Unit 6. System Physiology – Plant

Ratio of GA:ABA affects early germination (vivipary).   With high levels of ABA, seeds remain dormant.  

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#Id: 5037

#Unit 3. Fundamental Processes

TLS Online TPP Program

#Id: 9462

#Unit 4. Cell Communication and Cell Signaling

All STAT proteins contain: 

an N-terminal DNA-binding domain

an SH2 domain

a C-terminal domain with a critical tyrosine residue