Binding of the extracellular TCR domain to a MHC-peptide complex triggers activation of ZAP70 protein tyrosine kinases attached to the cytosolic domains of the two adjacent ζ chains. 

TLS Online TPP Program

#Id: 4685

#Unit 11. Evolution and Behavior

Social behaviour includes all kind of interaction between individuals of the same species.

TLS Online TPP Program

#Id: 8115

#Unit 1. Molecules and their Interaction Relevant to Biology

Excreted S1P provokes many different cell and tissue effects, among them inflammation in allergic reactions, cell proliferation, angiogenesis, malignant transformation, and movement and migration of certain cells.

TLS Online TPP Program

#Id: 8290

#Unit 1. Molecules and their Interaction Relevant to Biology

van't hoff equation plot

TLS Online TPP Program

#Id: 8598

#Unit 2. Cellular Organization

Labile factors called cyclins drive the progression of cells through different stages of the cell cycle by binding to CDKs.

TLS Online TPP Program

#Id: 8353

#Unit 2. Cellular Organization

A second NPF is a large protein complex called WAVE

and requires small GTP-binding protein Rac1.