The freed C-terminal is not involved in signaling and is often degraded, whereas the N-terminal becomes the active Hedgehog protein intended for secretion

TLS Online TPP Program

#Id: 10080

#Unit 4. Cell Communication and Cell Signaling

Integrins bind extracellular matrix (ECM) glycoproteins, 

1. Laminins  

2. Collagens 

3. Fibronectin

4. Vitronectin

TLS Online TPP Program

#Id: 594

#Unit 2. Cellular Organization

cI maintains lysogeny and cro cause lytic cycle

TLS Online TPP Program

#Id: 8700

#Unit 1. Molecules and their Interaction Relevant to Biology

TLS Online TPP Program

#Id: 9074

#Unit 4. Cell Communication and Cell Signaling

Activation of β-adrenergic receptors causes activation of C subunits of PKA which phosphorylate PDE, stimulating its catalytic activity.

TLS Online TPP Program

#Id: 6700

#Unit 3. Fundamental Processes

The introns in pre-tRNA vary in length from 14 to 60 bases and only single intron is found in each pre-tRNA transcript A pre-tRNA intron is excised in one step  Finally, hydrolysis of GTP and ATP is required to join the two tRNA halves generated by cleavage on either side of the intron.