Smooth muscle contraction is regulated by the cycling of myosin II between on and off states.

TLS Online TPP Program

#Id: 9717

#Unit 4. Cell Communication and Cell Signaling

Fus3 equivalent to MAP kinase

TLS Online TPP Program

#Id: 9718

#Unit 4. Cell Communication and Cell Signaling

Fus3 translocates into the nucleus & phosphorylates two proteins, Dig1 and Dig2.

TLS Online TPP Program

#Id: 9719

#Unit 4. Cell Communication and Cell Signaling

Phosphorylated Dig1 and Dig2, relieves the inhibition of the Ste12 transcription factor.

TLS Online TPP Program

#Id: 9720

#Unit 4. Cell Communication and Cell Signaling

Activated Ste12, induces expression of proteins

involved in mating-specific cellular responses.

TLS Online TPP Program

#Id: 9956

#Unit 4. Cell Communication and Cell Signaling

Human genome encodes 19 different Wnt proteins, and essential for critical developmental events, including:

Brain development

Limb patterning

Organogenesis

Formation of osteoblasts

TLS Online TPP Program

#Id: 9957

#Unit 4. Cell Communication and Cell Signaling

Wnts are paracrine factors that make up a large family of cysteine-rich glycoproteins