Prokaryote DNA replication subunits

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    Dna Replication
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SUMMARY

The discussion centers on the necessity of breaking phosphoanhydride bonds during prokaryote DNA replication, specifically highlighting the roles of DnaB and DnaG. DnaB functions as a helicase, unwinding the DNA double helix, while DnaG acts as a primase, synthesizing RNA primers necessary for DNA replication. Understanding these functions is crucial for comprehending the mechanisms of prokaryotic DNA replication.

PREREQUISITES
  • Basic knowledge of molecular biology concepts
  • Understanding of DNA structure and function
  • Familiarity with prokaryotic cell biology
  • Knowledge of enzymatic roles in DNA replication
NEXT STEPS
  • Research the mechanism of DnaB helicase in prokaryotic DNA replication
  • Study the function and importance of DnaG primase in RNA primer synthesis
  • Explore the role of phosphoanhydride bonds in biochemical reactions
  • Investigate the overall process of prokaryotic DNA replication and its regulation
USEFUL FOR

Molecular biologists, genetics researchers, and students studying prokaryotic DNA replication mechanisms will benefit from this discussion.

hidemi
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Homework Statement
Which factor does NOT consume energy by breaking phosphoanhydride bonds?
A) the action of DnaB
B) the action of DnaG
C) DNA gyrase
D) TUS/Ter binding
E) DNA ligase

The answer is D
Relevant Equations
None
Why (A) and (B) need to break phosphoanhydride bonds? Thanks
 
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Do you know the functions of DnaB and DnaG?
 
Thanks for your hint. I finally understood!
 

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