The phosphodiester bond is formed in an SN2 reaction in which the hydroxyl group at the 3’ end of the primer strand attacks the a-phosphoryl group of the incoming nucleoside triphosphate.

TLS Online TPP Program

#Id: 9899

#Unit 4. Cell Communication and Cell Signaling

The three known RLRs (RIG-I, MDA5, and LGP2) are CARD-containing RNA helicases that recognize viral RNAs, usually from RNA viruses such as influenza, measles, and West Nile.

TLS Online TPP Program

#Id: 8385

#Unit 2. Cellular Organization

In the absence of ATP, the myosin head is firmly attached to the actin filament. 

TLS Online TPP Program

#Id: 2818

#Unit 13. Methods in Biology

In the HIC some highly hydrophobic proteins may not even be eluted in the total absence of salt in such case water-miscible organic solvent such as propanol or ethylene glycol to the column buffer solution.

TLS Online TPP Program

#Id: 2435

#Unit 3. Fundamental Processes

Rho is a member of the family of hexameric ATP-dependent helicases. Each subunit has an RNA-binding domain and an ATP hydrolysis domain. 

TLS Online TPP Program

#Id: 2027

#Unit 8. Inheritance Biology

Episome Plasmid capable of integrating into a bacterial chromosome.