Within the nucleus, R-Smads are modified by:

Phosphorylation of linker domains

Acetylation of MH1 domains

Dephosphorylation of the C-terminal serines by nuclear

phosphatases

TLS Online TPP Program

#Id: 7260

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 9313

#Unit 4. Cell Communication and Cell Signaling

Nonselective cation channels open in response to binding of the second messenger cGMP (cGMP-gated channels)

TLS Online TPP Program

#Id: 9257

#Unit 6. System Physiology – Plant

Diurnal changes in xanthophyll content as a

function of PPFD

TLS Online TPP Program

#Id: 5104

#Unit 6. System Physiology – Plant

PIFs promote etiolated development in the dark (skotomorphogenesis) primarily by serving as transcriptional activators of dark induced genes.

TLS Online TPP Program

#Id: 6518

#Unit 7. System Physiology – Animal

Adrenal medullary PNMT is induced by glucocorticoids