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TLS Online TPP Program

#Id: 2557

The light-absorbing/ emitting center of GFP (its chromophore) comprises an oxidized form of the tripeptide –Ser65–Tyr66–Gly67

#Unit 13. Methods in Biology #Fluorescence #Part B Pointers
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TLS Online TPP Program

#Id: 1328

#Unit 4. Cell Communication and Cell Signaling

β-adrenergic receptors are deactivated by, β-adrenergic receptor kinase (BARK)
TLS Online TPP Program

#Id: 1329

#Unit 4. Cell Communication and Cell Signaling

Phospholipase C is activated by G proteins containing either Gαo or Gαq.
TLS Online TPP Program

#Id: 1330

#Unit 4. Cell Communication and Cell Signaling

Phospholipase C cleaves PI(4,5)P2, generating two second messengers:  IP3 and DAG
TLS Online TPP Program

#Id: 1331

#Unit 4. Cell Communication and Cell Signaling

The principal function of DAG is to activate protein kinase C.
TLS Online TPP Program

#Id: 1332

#Unit 4. Cell Communication and Cell Signaling

Gαq activate α1-Adrenergic receptor
TLS Online TPP Program

#Id: 1333

#Unit 4. Cell Communication and Cell Signaling

Cholera toxin, secreted by Vibrio cholerae Catalyze a covalent modification of the Gαs protein Inhibit GAP activity.