describe the mechanisms that control phosphofructokinase activity. - biochemistry, please help/explain

Question

Question

Answer 1

Answer #1

PFK is under Allosteric regulation

Allosteric inhibhition : High ATP , low pH and High citrate inhibhit the enzyme and glycolysis.

Allosteric activation : High ADP and low citrate activate the enzyme and glycolysis.

Answer 2

Similar Homework Help Questions

someone help please Week 9 Discussion Question Title: Mechanisms of Homeostasis Explain the feedback control in...

someone help please Week 9 Discussion Question Title: Mechanisms of Homeostasis Explain the feedback control in homeostasis (negative and positive) and provide an example of each.
Describe some control problems that might arise and some mechanisms that Mary could use to help...

Describe some control problems that might arise and some mechanisms that Mary could use to help control these problems AIP 5.7 Identifying Control Issues LO 3,9 Mary Sweet has just opened a candy shop. The store is open from 10 a.m. to 8 p.m. each day, which means that Mary must work a minimum of 10 hours a day for seven days a week. In addition to sales, she also must spend time on purchasing, paying bills, and cleaning up....
Please answer this question in detail (with relevant diagrams and examples). *for biochemistry 3. Please describe...

Please answer this question in detail (with relevant diagrams and examples). *for biochemistry 3. Please describe how (i.e. by what mechanism) the increased activity of uncoupling proteins can increase the amount of heat generated by a cell.

Biochemistry help please! What is cooperative transition? Does the concept of "cooperativity" help explain the shape...

Biochemistry help please! What is cooperative transition? Does the concept of "cooperativity" help explain the shape of DNA melting curves? What are the forces that stabilize the formation of DNA hairpins and what do they have to do with cooperativity? Thank you!
Confused about these two Name two types of mechanisms to control flow. Briefly explain each. Name...

Confused about these two Name two types of mechanisms to control flow. Briefly explain each. Name and describe 4 requirements for error control
Biochemistry: PLEASE EXPLAIN YOUR ANSWER

Biochemistry: PLEASE EXPLAIN YOUR ANSWER

Training Question 3. Shown below is the activity profile for the enzyme phosphofructokinase-1 (PFK-1) which catalyzes...

Training Question 3. Shown below is the activity profile for the enzyme phosphofructokinase-1 (PFK-1) which catalyzes the reaction: Fructose 6-phosphate + ATP → fructose 1,6-biphosphate + ADP. Low (ATPI PFK-1 activity High (ATP) [Fructose 6-phosphatel Describe the different patterns of regulation for different ATP levels. Explain the why such regulation is appropriate for this enzyme, given its role in metabolism.
Describe how the biochemistry of DNA can explain the DNA double helix structure.

Describe how the biochemistry of DNA can explain the DNA double helix structure.
hi everyone, this is a biochemistry question I need help with explaining. Please show/explain your steps or...

hi everyone, this is a biochemistry question I need help with explaining. Please show/explain your steps or work, thank you in advance! B) Outline a known moonlighting function of one of the enzymes of the TCA. C) Outline how the TCA is regulated.

Depth of understanding: describe the physical mechanisms that control the level of infection through the skin....

Depth of understanding: describe the physical mechanisms that control the level of infection through the skin. What would be the role of normal biota?