Feedback regulation by MAP Kinase

Phosphorylation of threonine residue in HER1 decreases the ability of the receptor kinase to become fully active.

TLS Online TPP Program

#Id: 1359

#Unit 4. Cell Communication and Cell Signaling

All cytokines have a similar tertiary structure consisting of four long conserved α helices folded together.

TLS Online TPP Program

#Id: 2420

#Unit 3. Fundamental Processes

Intrinsic terminators—that is, those that do not require auxiliary rho factor (r), as described shortly—require a GC–rich hairpin to form in the secondary structure of the RNA being transcribed.

TLS Online TPP Program

#Id: 1336

#Unit 4. Cell Communication and Cell Signaling

RTK ligands- NGF, PDGF, FGF, EGF

TLS Online TPP Program

#Id: 6495

#Unit 3. Fundamental Processes

TFIIB, TFIIE, and TFIIH are required to melt DNA to allow polymerase movement. The last factors to join the initiation complex are TFIIE and TFIIH. 

TLS Online TPP Program

#Id: 2856

#Unit 13. Methods in Biology

Common colorimetric and UV absorption assays