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TLS Online TPP Program

#Id: 10368

Class II MHC glycoproteins expressed predominantly on pAPCs, where they primarily present exogenous antigenic peptides to CD4+ T cells.


#XL - Q Biochemistry #Major histocompatibility complex #Part B Pointers
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TLS Online TPP Program

#Id: 363

#XL - R Botany

When cellular iron concentrations return to normal levels, IRP1 is converted to aconitase, and IRP2 undergoes proteolytic degradation, ending the low-iron response.
TLS Online TPP Program

#Id: 8598

#XL - R Botany

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: 8599

#XL - R Botany

Cells commit to a new cell division at a specific point in G1 known as START or the restriction point.
TLS Online TPP Program

#Id: 8600

#XL - R Botany

R-factor 
In mammalian cells - cyclin D 
In yeast - Cln3
TLS Online TPP Program

#Id: 8601

#XL - R Botany
TLS Online TPP Program

#Id: 8602

#XL - R Botany

cyclin-CDK complexes preferentially phosphorylate
serine and threonine residues when they are found within the consensus sequence:
[S/T]PX[R/K]K